Director of Sustainability

Helen is an experienced Sustainability Consultant that joined Cosentini Associates in 2010. She holds a Master of Science in Environmental Management Systems from Pratt Institute and a Bachelor of Science in Design & Environmental Analysis: Interior Design from Cornell University. She came to Cosentini with experience in architectural design, including sustainability research and code analysis.

Since joining Cosentini, Helen has lead numerous projects across the US and abroad through green building certifications and incentives, including mixed-use developments, core and shell office buildings, residential high-rises, hotels, libraries, corporate and institutional campuses, and commercial interior fit-outs. She specializes in finding the best sustainability strategy for complex projects, as well as shepherding projects and teams that are new to sustainability through the process of certification. She has also lead internal and external education around sustainability and developed tools to streamline Cosentini’s sustainability consulting practice.

Helen has volunteered with several industry organizations including the USGBC and Urban Green Council. She co-chairs the Cosentini Employee Wellness & Environmental Responsibility Committee. She has also been involved with mentorship programs with Tetra Tech, Pratt Institute, and Cornell University, and has been featured as a guest lecturer at Cornell.

Expertise: Sustainable Design, LEED Facilitation
Select Projects: Songdo, Chadwick International School, Mirae Asset Center 1, Museum of the Built Environment (MOBE), University of Michigan Ross School of Business

Director of Commissioning

Mr. Kokotos joined Cosentini’s commissioning team in 2016 and now is the Director of the group.  He has more than 15 years of experience in testing and commissioning of mechanical systems including HVAC systems, plumbing and electrical equipment, steam distribution, steam trap testing, retro-commissioning for LL87 compliance (New York City, and LEED Fundamental and Enhanced commissioning. His experience also includes academic, corporate headquarters, office buildings, cultural, government, healthcare, hotels, interiors, mixed-use, and residential.

He has a Bachelor of Arts from St. John's University and is a member of the Association of Energy Engineers (AEE).

Expertise: Commissioning

Vice President, Director of Lighting

Ms. Coffin joined Cosentini with over 15 years of experience in the fields of architecture and lighting design. She has a versatile portfolio inclusive of healthcare, academics, museums and residential work. In 2017 she received the Award of Excellence from the NYC chapter of the IES for her work on the US Air Force Academy Center for Character & Leadership Development. Her deep understanding of both light and architecture lends a distinctive, refined quality to her work.

She has a Master of Fine Arts in Lighting Design from Parsons the New School for Design and a Bachelor of Architecture from Syracuse University.  She is also a member of the American Institute of Architects (AIA), National Council of Architectural Registration Boards (NCARB), International Association of Lighting Designers (IALD), Illuminating Engineering Society (IES), and Designers Lighting Forum (DLF). 

Expertise: Lighting

Director of Quality Control/Vice President

Roman joined Cosentini in 2005 and directs all Quality Assurance & Technical Standards efforts. He has more than twenty years of experience in a wide variety of project types including residential and mixed-use developments, healthcare facilities, office buildings, and mission-critical facilities. Roman leads a team of quality assurance specialists to conduct project reviews, research and disseminate information about new technologies to technical staff, and update the firm’s overall technical standards. 

Of particular note is his work on Shanghai Tower. He spent several months in Shanghai coordinating the electrical design and presenting design concepts to panels of Chinese experts. Reconciling the Chinese national codes, Shanghai municipal codes, and various international standards was a major project challenge.

He studied aerospace engineering at the Polytechnic Institute of New York and is a licensed professional engineer in New York State. He chairs the Electrical Code Committee of the American Council of Engineering Companies (ACEC) of New York - Metropolitan Region, and is a member of the American Society of Heating, Refrigeration and Air Conditioning Engineers (ASHRAE), the National Fire Protection Association (NFPA), the Institute of Electrical and Electronics Engineers (IEEE), and the International Code Council (ICC). Roman’s teaching experience includes instructing engineering students in electrical design at New York University’s School of Continuing Education. 

Expertise: Consulting Engineering
Select Projects:Shanghai Tower, The Bow/EnCana Headquarters, ExxonMobil, Devon Energy Corporate Headquarters, Citigroup Court Square II