NESEA Business Member Directory

The NESEA Business Member Directory includes all organizations that are NESEA Business, Academic, and Non-Profit/Government Members.  Please let people know that you learned about their services from the directory.

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Britta Design, Inc.

1661 Mass. Ave., Suite 547
Lexington , Massachusetts 02420
Phone: (617) 797-8706

We are an interior and architectural design firm that specializes in creating warm inviting homes that are energy efficient and sustainable. Materials, systems, finishes and furnishings are carefully curated to provide durable construction and lasting style. The form and flow of homes and what they contain matter for our well-being and soul. Our colleagues, trade partners and vendors, are people with whom we have long-term relationships built on trust and continued delivery of quality. Many are custom shops, artisans and craftspeople, who are innovative and creative, using materials efficiently and purposefully. We listen, we educate, and we serve. We love our work and our clients, most of whom return again and again.

Sectors: Single Family
WMBE: Women or BIPOC Owned
Service Area:
Professional Specialties: Architecture/Design

Building Efficiency Services

148 Doughty Blvd Ste 312c
Inwood , New York 11691
Phone: (516) 231-5815

For over 15 years, we have been committed to helping property owners not only reduce operating expenses but also enhance resident comfort and comply with Local Laws. By leveraging eligible incentives and financing to offset costs, we create a seamless, cost-effective experience for steam system retrofits, master venting & building balancing. Our proven track record includes saving over three million therms and successfully retrofitting over 70,000 radiators in over 250 buildings. Let us help you unlock these benefits and transform your property into an efficient and comfortable environment.

Sectors: Multifamily
Service Area: New York
Professional Specialties: HVAC, Steam Systems

Building Evolution Corporation

138 Green St., Ste. 203
Worcester , Massachusetts 01604
Phone: (617) 963-4006

Building Evolution Corporation is your partner for increasing value and quality throughout your buildings lifespan. We provide our clients with holistic energy, performance, and durability consulting through all phases of the built environment, from conceptual design, through construction, continuous-commissioning and operational optimization. We provide performance consulting, whether it is new construction, renovation, or establishing a baseline of existing conditions.

Sectors: Commercial, Institutional, Industrial, Multifamily
Service Area: Entire Northeast Region
Professional Specialties: Certification/Commissioning, Consulting, Energy Auditing, Energy Modeling, Energy Monitoring, HERS Rater, HVAC, Passive House

BuildingLogic, Inc.

PO Box 210
Gardiner , New York 12525
Phone: (845) 443-0657

We design and build beautiful, high-performance homes. Our full-service company integrates traditional craft, science, and modern design to create durable, efficient homes that people love to live in—certified Passive House Consultant and Tradesperson, Net-Zero Energy design.

Sectors: Single Family
Service Area: New York
Professional Specialties: Consulting, Deep Energy Retrofit, Design/Build, Net Zero, Passive House

Buro Happold Engineering

11 Beacon St., Suite 400
Boston , Massachusetts 02108
Phone: (617) 419-2284

We are a world-class global practice of engineers, consultants, and advisers. Through integrated thinking and a truly interdisciplinary, interconnected community of passionate experts, we create transformative outcomes for clients and communities alike. This culture of collaboration and respect is as strong today as ever. It drives us to deliver elegant solutions that leave a positive, lasting legacy for the communities we work in and the environment. We value human well-being, embrace mutual responsibility, and understand that a sustainable future is intrinsic to the economic and social impact of our work. Work with us to deliver a truly transformative future.

Sectors: Commercial, Institutional, Industrial
Service Area: Entire Northeast Region
Professional Specialties: Consulting, Engineering, Net Zero

  Midsize NESEA Business Member  

Byggmeister, Inc.

667A Sawmill Brook Pkwy.
Newton , Massachusetts 02459
Phone: (617) 527-7871

Byggmeister is a residential design/build remodeling firm founded in 1983. Our priorities for each project are comfort, durability, efficiency, and a unique level of accountability.

Sectors: Single Family
Service Area: Massachusetts
Professional Specialties: Deep Energy Retrofit, Design/Build, Indoor Air Quality, Remodeling/Renovation

C&H Architects

PO Box 817
Amherst , Massachusetts 01004-0817
Phone: (413) 549-3616

C&H Architects is a full-service architectural practice designing residential, commercial, and institutional buildings for mission-driven public, non-profit, and private clients. We create transformative designs for a renewable future, making buildings that are loved in the region where we live. C&H: Design for the Next Hundred Years

Sectors: Commercial, Institutional, Multifamily, Single Family
Service Area: Connecticut, Maine, Massachusetts, New Hampshire, New York, Rhode Island, Vermont
Professional Specialties: Architecture/Design, Building Envelope, Community Planning, Consulting, Deep Energy Retrofit, Energy Modeling, Energy Monitoring, Historic Restoration, Living Building Challenge, Net Zero, Passive House

CACH Architecture, LLC

13 Eaton Court
Wellesley Hills , Massachusetts 02481
Phone: (781) 591-3502

Founded in 2019, CACH Architecture is an interdisciplinary, design-driven practice with sustainability at the center of our mission. We work closely with our clients as well as teams of consultants, contractors, artisans, and other stakeholders to produce engaging, enduring architecture while also meeting schedule and budget constraints. CACH Architecture firmly believes that clear communication across project teams is the key to the success of every project. We believe that design can play an essential role in mitigating and reversing the adverse effects of climate change. We are committed to pursuing projects that offer opportunities to produce a healthier planet.

Sectors: Single Family
Service Area: Massachusetts
Professional Specialties: Architecture/Design, Deep Energy Retrofit, Living Building Challenge, Net Zero, Passive House

Cadence OneFive

307 Seventh Ave, Suite 1701
New York , New York 10001
Phone: (646) 606-2772

We put cities on the 1.5° climate path. Getting on the path to keeping global warming to 1.5°s above pre-industrial temperatures is critical to ensuring that everyone everywhere enjoys high-quality affordable housing. Our building decarbonization planning platform untangles the complications that delay multifamily retrofit and adaptation projects. We make it easier to make the right choices and to move quickly from wondering what to do, all the way to closing out construction. Founded by building energy geeks, our team has a collective 65 years of climate-sector experience and 100+ years of tech-sector experience.

Sectors: Institutional, Multifamily
WMBE: Women or BIPOC Owned
Service Area: New York
Professional Specialties: Energy Modeling, Software

Capital Projects Energy Solutions

629 Fifth Avenue Suite 203
Pelham , New York 10803
Phone: (914) 381-4000

CPEnergy offers a conduit of engineers and energy consultants to be available to clients in assisting them in meeting their green initiatives. CPEnergy provides coordination between energy providers, utility providers, and alternative energy contractors in choosing the best systems that are available for their clients.

Sectors: Commercial, Institutional, Industrial
Service Area: Entire Northeast Region
Professional Specialties: Consulting, Engineering, Photovoltaics, Project Management

Casco Bay Insulation

11 Tee Dr.
Portland , Maine 04103
Phone: (207) 808-8286

Casco Bay Insulation has been insulating homes in Greater Portland and the Casco Bay islands for over ten years. As your project partner, we take the time to understand your home and its energy challenges to get all the details right. We use high-quality, dense-pack cellulose insulation to provide an excellent R-value in a recycled, responsible product. Our job isn't done until you're completely satisfied with the results.

Sectors: Single Family
Service Area: Maine
Professional Specialties: Indoor Air Quality, Insulation

Centerbrook Architects and Planners, LLP

67 Main St.
Centerbrook , Connecticut 06409
Phone: (860) 767-0175

We founded Centerbrook in 1975 as a community of creative problem solvers working together to advance place-making and the craft of building. Seeking inspiration from the particular rather than the universal, we use specific details of program, site, surroundings, and cultural history to deliver a compelling sense of place.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Connecticut, New York
Professional Specialties: Architecture/Design, Carpentry/Cabinetry, Project Management


The NESEA Business Member Directory is the premier referral resource for consumers and professionals looking for high-performance building and renewable energy professionals in the Northeast.

A listing in this directory results in increased visibility and referrals for our member organizations. The NESEA Business Member Directory is published online and in print (fall issue of BuildingEnergy magazine, circulation 3500). If you would like to be included in the directory, join NESEA today at one of our organization membership levels. Learn more.