Our Team

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.

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.

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.

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.

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!

Sullivan Engineering is excited to introduce Senior Building Envelope Consultant, William Pitonyak. William brings a strong work ethic, positive attitude, and an extensive background in building envelope consulting and construction administration. His prior work experience specialized in exterior restoration, historic preservation, waterproofing, roofing, and leak remediation. As a member of the Sullivan Engineering team, William looks forward to further honing his technical skills and industry knowledge.

While originally from the Detroit, MI area, William attended college in Charleston, SC, where he received a degree in Historic Preservation & Community Planning from the College of Charleston in 2007. In his free time, William enjoys exploring all that his Jersey City neighborhood has to offer, weekends in the Catskill Mountains, and planning his and his wife’s next travel adventure.

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.

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.

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.

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!

Grace joins the Sullivan Engineering Team after gaining experience working on new construction and restoration building envelope projects. Grace brings a strong work ethic, a positive attitude, and a determination to learn to all of her projects. She continues to hone her skills as a Building Envelope Consultant, gaining knowledge in construction administration, roofing and waterproofing, and leak remediation.

Grace graduated from Stevens Institute of Technology in 2016 with a Bachelor of Engineering in Mechanical Engineering. In her free time, Grace enjoys longboarding, playing piano, and traveling the world – she has been to Italy, Ireland, Germany, Holland, and Korea, and is planning her next trip to Japan and Korea.

Bachelor of Engineering, Mechanical Engineering, from Stevens Institute of Technology

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.

Daniel joins the Sullivan Engineering right out of College. He received a Bachelor of Science in Civil Engineering from Manhattan College this past May and is looking forward to beginning his career in the façade restoration industry. During his college years, Dan spent every summer interning. He interned for two summers at a company specializing in mission critical datacenter infrastructure. Here he shadowed engineers, created CAD drawings, installed computer servers and assisted in the construction and maintenance of various data centers. Last summer he performed concrete field tests on roads and highways, along with soil testing of non-structural road components, for various projects throughout New York City and the Hudson Valley.

Dan enjoys the great outdoors. In his spare time, he loves to hike and explore local parks. He also picks up his fiddle from time to time to play in some Irish sessions.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.