Updated COVID-19 GuidelinesLearn More

Sullivan Engineering team members possess a strong entrepreneurial spirit, and share certain intrinsic core values, including: work ethic, empowering people, team first, honesty and integrity, humble confidence and forward thinking.

We encourage teamwork, foster a creative and cooperative atmosphere, leverage our team members’ strengths, respect different perspectives, empower each other, set common goals, embrace humility, encourage open-mindedness, and focus on positive and forward thinking. We participate in brainstorming sessions and enjoy team building social events. We attempt to manage and resolve inevitable conflicts as quickly as possible. We insist on open and honest communication, not only with each other, but with our clients and colleagues as well.

Our team members continue to advance as leaders. Through ongoing education and certification, along with extensive reading, we strive to be lifetime learners both at and away from the office.

Through commitment and hard work, we have created a company culture that makes us happy to come to work. These shared core values are the very foundation of Sullivan Engineering and will continue to define our relationships, our high standards of customer service and support, and ultimately our continued success.

Brian P. Sullivan, P.E.
Chief Executive Officer

Through a combination of experience and continuous education, Brian Sullivan has propelled to the top of the building envelope consulting industry in the NY/NJ area by striving to maintain a successful balance of incorporating new proven technologies with tried & true industry practices. As an active member of many leading industry organizations, Brian has stayed ahead of changes in the industry. His work ethic was instilled by his parents who immigrated from Ireland as young adults and through hard work, sacrifice and steadfast dedication created a great life.

Over the past ten years, Brian has generously worked as a Mentor for upcoming students at his alma mater, Manhattan College.  He instills an exemplary level of morality and work ethic in the students that he empowers. Brian is a member of the Manhattan College Civil Engineering Board of Advisors.

Brian and his wife Mary Jo have 5 beautiful children ranging in age from 13 years to 5 years old. He enjoys being very actively involved with his family, including coaching his children’s soccer, basketball, baseball and softball teams. He is also very active in his church and children’s school as a parish trustee and a member of the Finance and Education committees.

Brian loves to play golf in his free time, either with friends, colleagues, or his family and volunteer for several causes near to his heart.

Manhattan College, Riverdale, NY
Bachelor of Science, Civil Engineering

Manhattan College, Riverdale, NY
Masters of Science, Civil Engineering – Construction Management
Professional Engineer License in NY, NJ, PA, CT & DE

Mark J. Sheeran, P.E.

Chief Strategy & Operating Officer

Mark is the Chief Strategy & Operating Officer at Sullivan Engineering, joining the firm in 2020 with extensive industry expertise in strategic planning and corporate growth. In this role, Mark leads and manages the vision and operations of the company. Mark has spent his entire career working within the real estate and AEC industries, including both operations and corporate development roles. His experience includes over $2 billion of real estate development and construction projects and over $150 million of corporate transactions within our industry. A lifelong New Yorker, Mark is proud to have been a part of rebuilding the World Trade Center site as a member of the One World Trade Center owner’s representative team.

Before joining Sullivan Engineering, Mark was the Managing Partner & Founder of Odyssey Realty Partners, LLC, a strategic advisory firm within the real estate and AEC industries. Concurrently, Mark was also a Principal Advisor with Morrissey Goodale LLC, the premier management consulting and research firm exclusively serving the architecture, engineering, and environmental consulting industries.

Mark lives in Larchmont, NY with his wife, Pamela, and their two children, Mark and Anna. In his free time, Mark loves to spend time with the family, golf, teach, and mentor. A proud Manhattan College Jasper, Mark serves on the advisory boards for the Mentor Program and School of Engineering at his alma mater.

Manhattan College, Riverdale, NY
Bachelor of Science, Civil Engineering

NYU Stern, New York, NY
Master of Business Administration

Michael Frech

Vice President of Recruiting

Michael has gained his building envelope consulting and construction management expertise from a wide variety of disciplines. He has extensive contracting experience, specializing in exteriors, roofing, masonry and waterproofing. His well­-rounded experience working directly with architects, engineers, building owners, property managers, manufacturers and contractors gives him the ability to analyze any project from all angles. His hands on and detail oriented approach makes him adept at solving problems properly and cost effectively. Michael is a certified third party inspector for EIFS and has a NABCEP certification specializing in PV systems.

Mike enjoys hiking, mountain biking and white water rafting in the warm weather months. During the winter he snowboards with his wife and 3 children. Mike loves everything and anything related to football and he is a huge Pittsburgh Steelers fan.

Villanova University, Villanova, PA
Bachelor of Science

New York University, New York, NY
Masters of Science, Construction Management and Development

Kevin M. Duffy, P.E.

Vice President of Operations

Kevin joined the Sullivan Engineering team after college, bringing with him small scale contracting experience and a unique ability to analyze and solve complex problems throughout the construction process. With these skills, along with an entrepreneurial spirit, outstanding technical skills and a strong work ethic, Kevin has garnered an excellent reputation throughout the industry. Clients and contractors alike enjoy Kevin’s ability to handle almost any situation he comes across with confidence and charisma. He is an active member in several leading industry organizations, including APTNE, ASCE and RCI.

In his free time, Kevin enjoys playing basketball, golfing and snowboarding. He is an avid sports fan and his favorite teams include the Yankees, the NY Giants and the L.A. Lakers.

Manhattan College, Riverdale, NY
Bachelor of Science, Civil Engineering

Manhattan College, Riverdale, NY
Masters of Science, Civil Engineering

Mike Lopez, R.A
Vice President of Knowledge Management

Mike has extensive building envelope consulting and construction administration experience, specializing in exterior restoration, waterproofing, roofing and leak remediation. He has a determined attitude and a rigorous work ethic; and as a Registered Architect, he understands and offers both technical and aesthetic perspectives. Mike is a Registered Architect in the states of New York and Florida, a member of the American Institute of Architects, and holds a NCARB Certificate (National Council for Architectural Registration Boards).

During the warm weather months, Mike enjoys taking in a round of golf or strolling through Central Park with his wife and infant son. On occasion, he likes to catch a New York Ranger’s game at Madison Square Garden.

Florida International University, Miami, FL
Bachelor of Arts, Architecture

Florida International University, Miami, FL
Masters, Architecture

Dana Cole
Vice President of Business Development

Dana joins Sullivan Engineering as the Vice President of Business Development, with over 20 years of industry experience, primarily in commercial roofing and waterproofing. He honed his skills early in his technical sales career, managing multiple projects through the various stages, working with architects, engineers, consultants, owners, and contractors.

In his prior role, he was responsible for leading and supporting remote sales and technical teams while shaping and executing the strategic direction for a region with Sika Corporation. Dana is honored to have worked on many notable projects, including a presidential library and professional sports arena. Two of his most memorable are the Barclay Center arena and the Ellis Island Railroad Ticket Office’s historic preservation for the National Park Service.

Dana is a member of IIBEC and a past president of the Delaware Valley chapter. He is also a member of Green Roofs for Healthy Cities and holds accreditation as a Green Roof Professional. He most enjoys spending time with his wife and daughter. Dana is also an avid cyclist and hiker and enjoys taking in an occasional game of golf. His favorite hike was the Laugavegur Trail in Iceland. He also visited India, Switzerland, and the UAE and hopes to travel more soon

University of Maryland, Baltimore County (UMBC)
Bachelor of Arts

Cornell University, Johnson Graduate School of Management, Ithaca, NY
Master of Business Administration

Ed Pon

Please meet Sullivan Engineering’s Director, Edward Pon. Ed is a registered architect who brings over 30 years’ experience in the industry, making him a technical asset to the Sullivan Engineering team.

Ed brings extensive experience in façade restoration, roofing, masonry, and existing curtain wall systems. Before being named Director, Ed led a team managing projects at many of NY’s top healthcare facilities, as well as many large NYC residential complexes. Ed also serves as Chairman of the Town of Harrison, NY Architectural Review Board.

Ed enjoys being involved in all aspects of façade restoration ad takes pride in working with clients and mentoring young associates in the field. He firmly believes in teamwork and has a reputation of being practical and fair. Recently, ed has focused on cultivating long-term relationships with clients and providing them with innovative solutions to complex challenges.

Ed and his family live in Westchester, New York. He and his wife have three adult children. In his free time, ed enjoys renovating and DIY projects, as well as a diverse range of hobbies and sports, from motorcycling, skiing to cabinet making and maple sugaring.

Syracuse University, Syracuse, NY
Bachelor of Architecture

Bill Davis


Bill’s interest in construction and architecture began at a young age, starting with the drafting and model making classes he took in middle and high school. His professional experience began in 2000, when he worked at a residential architecture firm in college. After graduating from NYIT, Bill moved to Southern California and spent two years dabbling in the commercial and retail sectors. Then, in 2006, Bill moved into restoring building envelopes in forensic investigations, giving him extensive experience in all aspects of restoration including roofing, masonry, and waterproofing. Throughout his career, Bill has worked with property managers, contractors, co-op boards, consultants, and attorneys. In 2008, he completed Restore Masonry Conservation training, gaining experience in both water entry prevention and moisture control. He is an AAIA and NCARB member, and holds an OSHA supported and suspended scaffolding certification.

In his free time, Bill enjoys surfing year-round, traveling, and spending time with his family and French bulldog. When Bill is not in the office or water, home improvement projects keep him busy.

New York Institute of Technology, New York, NY
Bachelor of Architecture

Joe Czaszynski

Sr. Building Envelope Consultant

Joe’s interest in building components and construction began at an early age. He always helped his father with home improvement projects, and he often acted as an apprentice to his neighbor, an architect specializing in home remodeling. Joe learned to draft using AutoCAD and worked for an architecture firm that specialized in custom high-end homes. He later joined an engineering firm where he garnered valuable experience in the building envelope restoration field. Joe addressed building envelope issues on all types of structures, from town-homes to high rise buildings, and worked directly with engineers, architects, property managers, building owners, condominium associations, contractors, and manufacturers. At Sullivan Engineering, he will utilize his experience in order to provide outstanding results and excellent customer service to all existing and future clients. Joe is also a Registered Roof Observer (RRO) and an active member in RCI.

In his free time, Joe enjoys spending time with his family, playing volleyball and golfing. He is also excited about tackling some overdue home improvement projects in the next few months.

County College of Morris, Randolph, NJ
Associates Degree, ART

Registered Roof Observer, RRO

Marek Patrosz

Sr. Building Envelope Consultant

Marek is a well-rounded design professional, with comprehensive knowledge of and experience with: building envelope restoration, code compliance, construction administration, and long-term building maintenance in the Tri State Metro Area. His building envelope experience began as part of a select group of University at Buffalo students and professors working with a local manufacturer to apply cold bending complex geometries to develop prototypes of a progressive modular self-supported façade system from textured rigid sheets of metal. Marek’s fascination with building envelopes lead him to joining a young and talented team restoring a Lower East Side landmark known as the Jarmulowsky Bank Building, where he was introduced to New York City’s rigorous landmark restoration process.

Marek gradually transitioned into a project management role, where his primary focus was working with a wide range of clients to provide restoration and code compliance services. He is a Registered Architect in the State of Connecticut, holds a NCARB Certificate (National Council for Architectural Registration Boards), and has LEED GA credentials. His profound understanding of inter-weaving architectural and engineering disciplines allows him to provide his clients with the information, options, and solutions to best fit their needs.

When he’s not researching new and innovative ways to work with façade systems, Marek spends his time exploring urban and rural landscapes. You can often find him walking upstate NY trails or NYC sidewalks. He recently spent a week traveling between Berlin, Krakow, and Paris, and his next trips include Peru and New Zealand. During the winter months, Marek spends his time indoors exploring area museums and cultural centers.

University at Buffalo, Buffalo, NY
Bachelor of Arts, Environmental Design

University at Buffalo, Buffalo, NY
Masters, Architecture

Adam McManus

Sr. Building Envelope Consultant

Please meet Sullivan Engineering’s Senior Building Envelope Consultant, Adam McManus.  Adam rejoins the Sullivan Engineering team after working two years as a building envelope specialist for Auburn University’s facilities management team. With his vast experience in construction and building envelope consulting, combined with his technical acumen and analytic approach to design and construction, Adam assists with the technical review of all of Sullivan Engineering’s design and construction administration services. Adam also enjoys identifying areas of technical training for our team members. In his spare time, Adam enjoys spending time with his beautiful family.

Columbia University, New York, NY
Bachelor of Arts, Architecture

Bill O'Brien

Sr. Building Envelope Consultant

Bill joins the Sullivan Engineering team with over 33 years of experience in the industry, ranging from high-end architectural design to overseeing various façade restoration projects. Bill initially received a degree in Architecture at the New York Institute of Technology and has been in the field ever since. Never afraid of a challenging project, Bill has immersed himself in the architecture and engineering field by learning all areas of the trade. He has worked in all phases of the job including: building component and structure analysis, design, construction administration, field-testing, and construction monitoring – to list a few. Whether the work is residential or commercial, a parking garage or a high-rise building, Bill has done it all.

In his free time, he enjoys riding his Harley Davidson Electra Glide and spending time with his friends and family, especially on his pontoon boat up in Great Sacandaga Lake in the Adirondacks. He also likes to go venture off into the ocean and go scuba diving when the warm weather comes around!

New York Institute of Technology, Old Westbury, NY
Bachelor of Science, Architecture

Steve Whalen

Sr. Building Envelope Consultant

Steven acquired his passion in the architectural and construction industry at a young age, observing his uncle who was a developer/builder who restored and repurposed commercial properties. Steven’s care for architecture and construction continued as a focal point in his life through the years and he developed a specialized interest in the building restoration industry, which eventually came to encompass residential and commercial design, construction management, and the public sector.

His professional career began with shadowing expert witnesses in construction defect for litigation cases, as well as investigating defective construction and implementing details for repair methods. Steven continued his career in architectural firms, which focused on restoration and forensic architecture, and he gained valuable experience in building envelope restoration, historic preservation, and interior remediation resulting from water infiltration issues. He worked closely through the years with property managers, co-op boards, attorneys, and public officials in the NYC public sector. Most recently he was the executive point person between public agencies for all issues pertaining to an extensive project portfolio. Steven attributes his project accomplishments his to exceptional interpersonal skills, team player approach, and ability to maintain honesty and mutual respect with clients, contractors, and co-workers.

Fostering interpersonal relations is also a priority in Steven’s personal life, especially with his family and friends. Steven is a devoted father to his six-year-old daughter, Emilia. They enjoy researching and exploring new places and adventures together, and their enjoyment has spread to friends and family who happily join in their explorations. As an avid outdoorsman, Steven enjoys mountain biking, hiking, and snowboarding, as well as visiting the beach and parks with his family and friends. He has a passion for real estate and is continually doing research to acquire new properties.

New York Institute of Technology
Bachelors in Architecture

James Monahan, P.E.

Sr. Building Envelope Consultant

Jimmy was first introduced to the building envelope industry when he joined the Sullivan Engineering team in the beginning of 2016. Since that time, Jimmy has overseen several building envelope projects including FISP Inspections, Building Envelope Surveys and Leak Investigations throughout the NY/NJ metropolitan area. With a history of structural design, Jimmy now adds project management and building envelope design to his repertoire. Through hard work and commitment, Jimmy was recently promoted to Associate Building Envelope Consultant. With this recent promotion we are confident he will continue to work with Contractor’s and Clients to ensure the successful execution of all façade and roof related projects. In addition, Jimmy is actively pursuing his Professional Engineering license and has plans to obtain additional roof and façade certifications to further engrain his role at Sullivan Engineering.

Jimmy was recently married this past August and is expecting his first child next Spring. Jimmy is very excited to become a father and welcomes the challenges of parenthood. In his free time…at the moment, Jimmy loves going to the movies, enjoys reading, listening to podcasts and spending time with his family at the Jersey shore.

Drexel University, Philadelphia, PA
Bachelor of Science, Architectural Engineering
Bachelor of Science, Civil Engineering

New Jersey Institute of Technology, Newark, NJ
Masters of Science, Civil Engineering ­ Structural Design and Construction (Graduation 2016)

Richard Der Aris

Sr. Building Envelope Consultant

Rich joins the Sullivan Engineering team with 28 years of experience in construction for building envelope restoration and roofing. Since he graduated from SUNY Buffalo in 1993 with a Bachelor of Science in Mechanical Engineering, he has garnered experience that has allowed him to become proficient in leadership, teamwork, project management, problem solving, and adaptation. Between his experience in administration and job site supervision, Rich possesses a valuable skillset that has shaped his professional career.

In his prior experience, Rich worked in forensic investigations that coincided with long-standing leak issues. Rich has enjoyed serving his role as a mentor and he appreciates the opportunities when he can educate others in the industry.

When Rich is not in the field, he can be found fishing, boating, and spending time with family. Rich also likes to engage in DIY projects in his free time.

SUNY Buffalo
Bachelor of Science in Mechanical Engineering

Joe Contreras

Associate Building Envelope Consultant

Joe was first introduced to the building envelope industry in 2010, when he began working for a large NYC-based waterproofing general contractor. This experience on the contracting side of the business has helped Joe contribute to the Sullivan Engineering team by truly understanding the field aspect of building envelope and restoration projects. Joe diligently works to master the construction administration and project management aspects of the business and looks forward to continued professional growth at Sullivan Engineering.

Joe is a true outdoorsman. In his free time; Joe can be found on a hiking trail, a fishing boat or tackling a DIY project. On occasion, he enjoys cooking a gourmet meal.

Manhattan College, Riverdale, NY
Bachelor of Science, Finance & Marketing

Shahendah Algendi

Associate Building Envelope Consultant

Shahendah joins the Sullivan Engineering Team after gaining a diverse experience working on restoration building envelope projects, roofing replacements, and garage repairs. Shahendah brings a strong desire to continue learning and improve her skillset. She is goal driven with a strong work ethic and is determined to complete projects efficiently. Shahendah graduated from NYIT in 2016 with a Bachelors in Architecture. She is also currently studying to become a registered architect in the state of NY.

In her free time, Shahendah enjoys outdoor activities such as hiking, rollerblading and biking. She enjoys DIY projects and is constantly working on home projects. In addition, she has a strong passion for history and architecture and a love for traveling– she has been to Italy, Croatia, Montenegro, Japan, Thailand, Spain, Egypt, Morocco, France & London and is currently planning trips within the U.S.

Bachelors in Architecture

Anthony Ngadimin

Associate Building Envelope Consultant

Anthony joins Sullivan Engineering with quite a unique background! He is a graduate of the University of Technology Sydney with a Bachelor of Civil Engineering. Anthony is self described as inquisitive by nature and loves to immerse himself in the curious world of building forensics and diagnostics; the challenge of finding and solving building problems gives him a sense of joy and satisfaction. Anthony began his career in building envelopes in Sydney, Australia, working with a plethora of property owners and managers in the residential and commercial sectors. He was involved in all project phases, from proposal writing and inspection to project management. Over time, Anthony expanded his knowledge in diagnostics in the insurance sector, honing in on his investigative skills and exposing him to structural analysis and design in residential timber, concrete, and steel structures; he worked extensively with reactive clay soils, from sampling, classification, to long-term monitoring.

Within the commercial sector, Anthony developed his experience in curtain walls and lightweight cladding systems. In one of his most memorable career experiences, Anthony had the amazing opportunity to work for the Owners Corporation of Sydney’s highest residential building!

In Anthony’s free time, he enjoys Brazilian Jiu Jitsu, listening to podcasts and immersing himself in a good book. Fun fact: Anthony loves cooking and fermentation, even brewing up him own kombucha, kimchi, and sauerkraut!

University of Technology Sydney
Bachelor of Civil Engineering

Antonio Magliaro

Associate Building Envelope Consultant

Antonio joins the Sullivan Engineering team as an Assistant Building Envelope Consultant.  Born in a small town in Southern Italy, he moved to the Unites States in 1997 after receiving his Master’s Degree in Architecture from the University of Naples (Italy).  He started working in different architecture offices as CAD drafter; at his previous office, he was more involved in restoration projects.  Antonio has over 8 years of experience in building envelope restoration and design and has been involved in numerous envelope restoration and roofing replacement projects in the New York and Boston metro areas.

Antonio relocated to the United States to live near his wife, Christine. He and his wife have two children.  During his free time, Antonio enjoys spending time with his family, watching his son’s H.S. football games and his daughter’s H.S. lacrosse games.  He is also a loyal Italian soccer fan and enjoys watching all of their matches.  On occasion, he and his son like to catch a New York Jets game at Met Life Stadium and a New York Islander’s game at Nassau Coliseum.

University of Naples (Italy)
Master’s Degree in Architecture

Jeanine Smith

Associate Building Envelope Consultant

Jeanine has been working in the industry since 2013. Her previous experiences include forensic analysis, where she inspected and diagnosed building system defects and predicted issues and opportunities that could arise during a building’s lifespan through condition surveys; capital needs assessments; due diligence reports; and condominium plan reviews. She feels that working with so many aspects of buildings has shaped the way she views construction and building maintenance, as well as helps her assist clients with a well-rounded approach. Jeanine has worked on numerous types of projects, such as building envelope restorations, facade inspections, historic preservations, building surveys, code analysis and compliance, construction administration, and marketing.

Jeanine has an invested interest in bettering her communities through service and charitable action. This focus has propelled her to work with various community service organizations and even help foster charitable policies and programs at former employers. In her free time, Jeanine is likely to be found reading, playing music, or cultivating a new niche, interest, or hobby.

Norwich University, Northfield, VT
Bachelor of Science in Architectural Studies, Minor in English

Jose Santos

Building Envelope Consultant

Jose joins Sullivan Engineering with nearly five years of experience in the industry, providing project management support for façade restoration and roofing projects in NYC. As a project manager, he oversaw the execution of exterior restoration projects from kick-off to sign-off. He acted as a liaison between building management and contractors to ensure the timely and effective completion of projects. He has also worked in his native country of Peru as a field engineer constructing schools and housing projects. His strong construction background, topnotch education in engineering, and diligent work ethic, make him a key member of our team.

Jose graduated from Manhattan College in 2015 with a master’s degree in Civil Engineering. In his free time, Jose enjoys spending time with his family, playing soccer and traveling. He’s also a huge Real Madrid fan and enjoys watching all their matches.

Manhattan College, Riverdale, NY
Bachelor of Science, Civil Engineering

Manhattan College, Riverdale, NY
Masters of Science, Civil Engineering

Kelly Grogan

Building Envelope Consultant

Kelly Grogan is very excited to join the Sullivan Engineering team right out of college. She gained experience interning at AECOM, Turner, STV, and ConEdison before graduating Summa Cum Laude from Manhattan College with a B.S. in Civil Engineering. She received the Brother Azarias Michael Medal for Civil Engineering and the Draddy Medal for General Excellence in Engineering, while also staying involved with various on-campus clubs. Kelly has also studied and pursued her passion for education. As a proponent of exposing young students to STEM concepts in order to spark their interest in pursuing STEM-related educations and careers, she has mentored and tutored younger students throughout her college years.

Outside of work, Kelly loves to travel and try new cuisines. She also enjoys hiking, playing board games, and competing in recreational sports.

Manhattan College, Riverdale, NY
Bachelor of Science, Civil Engineering

Benjamin Powell

Building Envelope Consultant

Benjamin Powell joins the Sullivan Engineering as a graduate from Lehigh University. He earned a degree in Industrial and Systems Engineering with a minor in Business and is very excited to start his career as a Project Manager. Prior to graduating, Ben gained experience in different industries allowing him to grow his entrepreneurial mindset and passion for working with others. Ben enjoyed running his own landscaping company and is looking forward to bringing his management skills to the façade restoration field.

In his free time, Ben enjoys golfing, exploring new restaurants and traveling. Recently, he studied for a semester in Barcelona and enjoyed experiencing different cultures across Europe. As a life-long Rangers and Mets fan growing up in South Jersey, he is very excited to be living in NYC.

Lehigh University
Industrial and Systems Engineering

Madelin Mulé

Building Envelope Consultant

Madelin Mulé joins the Sullivan Engineering family as a recent graduate of Manhattan College, with a Bachelor’s of Science in civil engineering. As a student, she participated in a hurricane relief project in Puerto Rico, which restored the rainwater collection system for a local school. She has gained field experience interning for the Village of Mamaroneck as an inspector during the installation of ADA compliant curb ramps and milling and paving operations. She was also a member of the Manhattan College dance team, who through hard work, diligence, and a team first attitude, won the 2019 NDA national championship.

Spending time with family and friends is very important to Madelin. She enjoys playing the piano, dancing, and snowboarding. Madelin is a positive, energetic team player, who looks forward to her future with Sullivan Engineering, where she hopes to develop many new skills and gather experience which will shape her career.

Manhattan College
Bachelor’s of Science, Civil Engineering

Taylor Sim

Building Envelope Consultant

Taylor joins the Sullivan Engineering Team after gaining experience working on restoration building envelope projects. Her prior work includes exterior restoration, sidewalk repairs, garage rehabilitation, roofing and historic preservation. Taylor looks forward to continuing to hone her technical skills and gain experience as a Building Envelope Consultant.

Taylor graduated from Syracuse University in 2017 with a Bachelor of Science in Civil Engineering. In her free time, Taylor enjoys playing tennis, trying new restaurants and traveling to different countries.  She most recently traveled to Italy and Thailand and hopes to continue to travel in the future.

Syracuse University
Bachelor of Science in Civil Engineering

David Gries

Building Envelope Consultant

David Gries joined the Sullivan Engineering team after he graduated from Manhattan College. He earned a Bachelor of Science in Civil Engineering and he is very passionate about his new position as a Project Manager. Before graduating, David gained management experience in different kinds of settings where he learned the importance of working in a team. David expresses that leading a team is as important as being in one.

In his free time, David enjoys playing soccer, enjoying nature and traveling. He really enjoys being around people and meeting new people. David moved to NYC from Egypt in 2012 and he feels very proud to be staying in this wonderful city.

Manhattan College
Bachelor of Science in Civil Engineering

Jeffrey Lai

Building Envelope Consultant

We are pleased to welcome Jeffrey Lai to Sullivan Engineering! Jeff recently graduated from Stony Brook University. Throughout his college career, he garnered management skills while taking on leadership positions on campus, such as with the American Society of Civil Engineers and his time as a Student Mentor and a teaching assistant.

Outside of work, Jeff loves finding new music to listen to and cooking for his family. He also enjoy exploring all that New York City has to offer with friends.

State University of New York at Stony Brook
Bachelor of Engineering in Civil Engineering

Jill Beckerle

Building Envelope Consultant

Jill joins the Sullivan Engineering team as a Manhattan College graduate, where she earned both her Bachelor’s Degree and Master’s Degree in Civil Engineering. While gaining her Master’s Degree, Jill was a Graduate Assistant for the Manhattan College Civil Engineering Department. This entailed assisting professors by running labs, tutoring undergraduate students, and proctoring exams. She has devoted the last two years to researching a new type of shear connection between concrete and steel for bridge decks. In doing so, she worked with the finite element modeling software, Abaqus. Previously, she spent time interning at Structure Tone. There she shadowed superintendents and project managers, learning the ins and outs of construction sites.

Outside of work, Jill loves to spend time with her family and friends. She spends a lot of her free time drawing and painting, and also participates in recreational sports.

Manhattan College
Bachelor’s Degree and Master’s Degree in Civil Engineering

Wilmer Villa

Building Envelope Consultant

Wilmer Villa joins the Sullivan Engineering team as a Building Envelope Consultant.  He has his Bachelor of Science in Civil Engineering from the Rochester Institute of Technology and has been in the construction and design industry for over 10 years, working on both design and construction projects. For the last 6 years, Wilmer worked for a local engineering consulting firm where he gained in-depth problem-solving abilities through experience with various building structure elements, materials, and façade restoration projects.  Wilmer is a true believer that teamwork, ethics, integrity, and accountability drive project success. He has a strong attention to detail and always does his best to empower others in and outside of the industry.

When Wilmer is not working, he enjoys listening to audiobooks and podcasts (Tim Ferris is one of his favorites) and working out. He also likes to spend time with his wife and two young daughters. You might also find him working on “DIY” projects around his house, volunteering at fundraisers for his church, or attending a board meeting for the Zoning Board of Appeals in the City of Peekskill NY.

Rochester Institute of Technology
Bachelor of Science in Civil Engineering

Naser Hammadi, P.E.

CAD Manager/Building Envelope Consultant

Naser is a highly educated and experienced Professional Engineer/CAD Technician specializing in facade restoration, sidewalk repair, roof replacement, parking garage rehabilitation, window and door replacement, leak investigation, Local Law 11/98 inspection and quantity estimating. He provides layouts, design drawings,details, sketches, maps and presentation diagrams using the latest technologies in computer aided design. Naser is the primary CAD technician utilized to transform the designs developed by Sullivan Engineering into CAD format. Through the use of a highly efficient CAD technician, we are able to reduce the cost of developing design drawings and pass those savings on to our clients through very competitive fees.

Naser loves to spend time with his friends and family. He is continually taking educational and training courses to enhance his skills. Also an avid sports fan, Naser prefers team sports, specifically soccer and basketball. He plays soccer in his spare time and his favorite pro teams are Barcelona and Manchester City. Naser loves watching both college and NBA games and he roots for the Miami Heat and the University of Arizona Wildcats.

Al-Mustansiriya University, College of Engineering
Bachelor of Science, Civil Engineering
Highway and Transportation Minor

University of Technology, Baghdad
Masters of Science, Building and Construction Engineering
Specialized in Highways and Transportation Engineering
Professional Engineer License in AZ

Omar Rojas

CAD Technician

Please meet Sullivan Engineering’s CAD technician, Omar Rojas. Omar joins the CAD team with over 15 years of drafting experience. After graduating with an associate degree in CAD design from ITT Tech, Omar worked with the county assessor’s office as a civil work technician developing county and parcel/property maps. Omar went on to work with a local mechanical engineering firm doing complex and highly detailed plumbing, fire protection and HVAC design for commercial properties, resorts/hotels, schools, medical facilities and large-scale homes. Omar further developed his design proficiency working for a multiple discipline mechanical engineering firm in the mining industry. There, he was responsible for developing 3D modeling for plant plumbing systems, including: large scale tanks, piping, pumps, valves and every other piece of equipment utilized in the processing of material.

Born and raised in a close-knit family in the border town of Nogales Arizona, Omar currently calls Tucson his home. Omar married his wife Cindy in 2010, and since then, they have been busy raising 3 children. Their son plays baseball, their daughters play softball; and coincidentally, they are all catchers in their prospective leagues. Their oldest daughter is also an accomplished violinist. Always focusing on their talented and competitive kids, Omar and Cindy are often running between invitational softball tournaments and orchestral concerts. When he does have some free time, Omar indulges in his passion for building and customizing cars.

ITT Tech, Tucson, AZ
Associate Degree, CAD Design

Tom Khoudary

Senior Sales Associate

Prior to joining the Sullivan Engineering Team, Tom lived along the Jersey shore where he managed a team of sales associates at his family’s insurance agency. During his three years tenure there, Tom cultivated interpersonal sale skills, augmented meaningful customer relationships and participated in several local charitable organizations including: The Rotary Club, Relay for Life and Walk to End Alzheimer’s. Tom also lived in South Boston, where he worked for State Street Corporation as a fund accountant and portfolio reconciliation associate. During his time in Boston, Tom enjoyed sailing on the Charles River, eating lobster rolls in Boston’s Seaport and participating in several Dana Farber’s cancer research events.

Tom graduated from Providence College in 2011, and still remains an avid Friar Fanatic for his beloved college basketball team. In his spare time, Tom enjoys going to sporting events, sailing and traveling with friends and family. Some of his most memorable travels include: studying abroad in Prague, golfing at the hallowed grounds of St. Andrews, annual destination baseball games, and family day trips to Cape May, NJ.

Providence College, Providence, RI
Bachelor of Science, Marketing

Olivia Martin

Marketing Coordinator

Olivia has garnered excellent organizational, verbal and written communication skills from her extensive administrative experience. As a top-notch, hands-on Office Manager, she draws from these strengths to ensure that our business processes are productive and that our team is always running at the highest level of efficiency. Additionally, we all benefit from her strong computer proficiency.

As our marketing coordinator, Olivia implements various marketing and promotional strategies. Olivia enjoys cooking; however, when she is not creating a gourmet feast at home, she loves to frequent her favorite area restaurants and food fairs. Olivia also enjoys traveling and yoga.

East Stroudsburg University, East Stroudsburg, PA
Bachelor of Science, Business Administration

Ashlan McHugh

Assistant Project Manager

Over the last 10 years, Ashlan has worked in various administrative positions in several different fields, ranging from law to the music industry. Being exposed to these vastly different office cultures allows her to easily adapt to new environments and taught her to effectively navigate all personality types.

In her spare time, Ashlan enjoys an active lifestyle, including hiking, kickboxing and loves trying new things. She also likes reading, the arts and taking classes. She recently started welding classes and is looking forward to using those techniques in a creative capacity.

St. Bonaventure University, St Bonaventure, NY
Bachelor of Arts, Psychology

Sarah Barber

Assistant Project Manager

Sarah joins Sullivan Engineering with nearly six years of experience providing administrative support for exterior restoration and roofing projects in NYC. Her work as an assistant project manager exposed her to all aspects of envelope assessment and construction management. Prior to working in the building restoration field, Sarah managed federal grants for an international energy firm, and interned at the Pennsylvania Department of Transportation.

Originally hailing from Pittsburgh, Pennsylvania, Sarah graduated summa cum laude from The Ohio State University in 2009, and relocated to NYC shortly thereafter.  In her spare time, she adjudicates dance competitions throughout New York, New Jersey, and Pennsylvania. When they’re not taking road trips with their two cats, Sarah and her husband enjoy vacationing in Europe in search of castles, great food, and the best whiskeys. Sarah is a registered TNR caretaker, and volunteers with multiple animal welfare organizations.

The Ohio State University, Columbus, OH
Bachelor of Fine Arts

Jessica Gulino

Office Administrator

Please meet Sullivan Engineering’s Administrative Assistant, Jessica Gulino. Jessica graduated with a Bachelor’s degree from William Paterson University, where she majored in English Writing and minored in Business Administration. Before joining the Sullivan Engineering team, she managed and worked at a bakery throughout high school and college. Her dedication to her work responsibilities, demonstrated by reporting to work at 4:00 a.m. as a high school and college student, is one of the reasons that Brian recruited her from his favorite bakery. By juggling work and studies, Jessica developed sagacious time management skills and a diligent work ethic before ever entering the corporate world. Her dynamic industriousness and personality, combined with her excellent writing and proofreading skills, makes her a fantastic addition to our administrative team.

In her spare time, Jessica enjoys snowboarding, running, and other outdoor activities. When she’s not outside, you’ll find her patronizing new restaurants and breweries with her friends and family. Jessica is also a self-proclaimed “cat lady,” who has rescued 5 furry friends over the past few years.

William Paterson University, Wayne, NJ 
Bachelor of Arts, English Writing

Josh Knopf


Josh joins Sullivan Engineering with over 12 years of experience in the accounting profession. After graduating from the University of Maryland in 2006, he spent 5 years in public accounting and the last 7 working as a Controller. Josh has extensive knowledge in managing the financial health and growth of a company, as well as an innate understanding of what it takes to create a strong and successful firm.

In his free time, Josh enjoys spending time with family and friends. He also loves to patronize the myriad of restaurants, explore the many destinations, and participate in the host of activities that New York City has to offer. During the warmer months, Josh tries to get in as much golf as possible.

University of Maryland, College Park
Bachelor of Science, Accounting

Jessica Orol

Executive Assistant

Over the last 10 years, Jessica has been the right hand to C-suite executives ranging from the entertainment industry to the tech sector. Her vast experience has enabled her to become a balanced hybrid of trusted confidant, relationship builder, strategic facilitator, and brand evangelist.

In her spare time, she enjoys hanging on the beach with family and friends. She believes in two seasons, summer and Christmas.

S.I. Newhouse School of Public Communications, Syracuse University
Bachelor of Science, Communications

Darline Morel


Darline is an experienced Office Administrator with a demonstrated history of working in the Civil Engineering and Public Relations industries. She has excellent organizational and communication skills, and is a fantastic team player. She attended Baruch College where she earned her Bachelor of Arts in Communications focused in Business Administration and Management.

Darline was born and raised in Brooklyn, NY and would argue that the best pizza comes from Brooklyn. In her spare time, she likes to go for bike rides in the afternoon, read books and listen to music while she cooks. She also loves to travel and hopes to one day travel all around Europe and Latin America.

Baruch College
Bachelor of Arts in Communications