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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Whitten Architects

37 Silver St.
Portland , Maine 04101
Phone: (207) 774-0111

Since 1986, Whitten Architects has been designing thoughtfully considered homes in New England. With a focus exclusively on residential design, we are experts in a variety of project types — from camps to cottages, new homes to historic renovations. Our work has won a number of awards over the years and has been extensively published in a variety of residential home design books and magazines.

Our like-minded team of architects and designers collectively offer decades of hands-on residential design and construction experience, as well as a common ethos: we believe a home should reflect its occupants, and its design should develop from an appreciation for and an understanding of its site.

Sectors: Single Family
Service Area: Maine, New Hampshire
Professional Specialties: Architecture/Design

Wolfworks Inc.

195 W Main St., Ste. K
Avon , Connecticut 06001
Phone: (860) 676-9238

Wolfworks designs and crafts right sized homes of lasting beauty that harvest the sun to produce as much energy as they use; with health, comfort, durability, and energy security baked in.

Our intent is to provide the information you need and the guidance you are missing. We guide a process for clients who are prepared to design and build collaboratively and responsibly. Together we create spaces that look great, work well, and feel good to be in.

Better Home. Better Life. Better Planet!

Sectors: Single Family
Service Area: Connecticut
Professional Specialties: Architecture/Design, Construction Management, Deep Energy Retrofit, Design/Build, General Contractor, Net Zero, Passive House, Project Management, Remodeling/Renovation

Wood To Stone LLC

17 Mahaiwe St.
Great Barrington , Massachusetts 01230
Phone: (413) 822-5779

It is our mission to provide professional building services in a personal, affordable process to enable our clients to build, repair, or improve their home. The Wood to Stone family consists of a diverse and talented crew. We foster a team approach, and take great pride in our professionalism, integrity, and enthusiasm. Striving for excellence, we merge a strong work ethic with talent, producing the highest quality work in the most efficient manner. Most small projects are designed by our talented in-house team. For larger projects, we have a close team of subcontractors that work with us every step of the way. We love to keep our business local and community-oriented.

Sectors: Single Family
Service Area: Massachusetts
Professional Specialties: Carpentry/Cabinetry, Deep Energy Retrofit, Design/Build, Pavement/Masonry

  Midsize NESEA Business Member  

Wright Builders, Inc.

48 Bates St.
Northampton , Massachusetts 01060
Phone: (413) 586-8287

Wright Builders has been a leader in sustainable and high performance construction for over 45 years. In Western MA and Southern VT, we continue to bring creativity and ingenuity to every project regardless of size, striving for the highest quality and enduring value with a strong commitment to net zero ready, carbon neutral and sustainable construction. Our buildings are designed and constructed to protect and promote the health and wellness of its occupants, while reducing the overall impact of the construction on the environment.

Sectors: Commercial, Institutional, Multifamily, Single Family
Service Area: Massachusetts, Vermont
Professional Specialties: Building Envelope, Construction Management, Deep Energy Retrofit, Design/Build, Historic Restoration, Living Building Challenge, Net Zero, Passive House, Project Management, Remodeling/Renovation

Wyeth Architects

6 Maple Street
Chester , Connecticut 06412
Phone: (860) 526-5111

Wyeth Architects is a Connecticut-based architectural design firm specializing in beautiful high performance buildings. We design residential, institutional, and commercial projects. Our work has received numerous awards for design excellence. With decades of experience in new construction, renovation, and restoration, we know how to work within your budget to create designs that just feel right. We offer full architectural services, from design consultation through construction documents and contract administration, as well as specialty services including: energy conservation, historic restoration and preservation, and help with municipal approval processes.

Sectors: Commercial, Institutional, Single Family
Service Area: Connecticut, Massachusetts, New York
Professional Specialties: Architecture/Design, Community Planning, Construction Management, Consulting, Historic Restoration, Landscape Design, Net Zero, Passive House

Yestermorrow Design/Build School

7865 Main St.
Waitsfield , Vermont 05673
Phone: (802) 496-5545 ext. 15

We teach the arts of design and building as an integrated process, and provide instruction in fundamental skills. We offer nearly 100 classes in land & community planning, whole structure design/build, building systems & building science, woodworking & craft and tutorials.

Sectors: Multifamily, Single Family
Service Area: Vermont
Professional Specialties: Education

Yule Development

942 Beacon St.
Newton Center , Massachusetts 02459
Phone: (617) 630-8540

Yule Development Company is engaged in residential and commercial real estate development in the Greater Boston area. Our expertise is in identifying distressed real estate, designing creative solutions, implementing the resultant development plans, and managing the completed projects.

Sectors: Commercial, Multifamily, Single Family
Service Area: Massachusetts
Professional Specialties: Development, Project Management, Property Management, Real Estate

  Midsize NESEA Business Member  

Zehnder America, Inc.

6 Merrill Industrial Drive, Suite 7
Hampton , New Hampshire 03842
Phone: (888) 778-6701

Zehnder America provides high-quality ventilation solutions to provide the perfect indoor climate. Zehnder America is a division of the Zehnder Group, a worldwide business headquartered in Switzerland that specializes in advanced heating, cooling and ventilation technology.

Sectors: Single Family
Service Area: Entire Northeast Region
Professional Specialties: HVAC, Indoor Air Quality

ZeroEnergy Design

156 Milk St., Ste. 3
Boston , Massachusetts 02109
Phone: (617) 720-5002

ZeroEnergy Design creates beautiful, healthy buildings to empower families, uplift communities, and improve our living world. ZED was founded in 2005 with a commitment to deliver ecologically sensible architectural design for all clients as a best practice. To date, the firm has worked on hundreds of projects ranging from selective renovations to large new construction. Clients include homeowners, housing authorities, non-profit organizations, developers, and institutions. Services include: architecture + mechanical design for homes and residential buildings.

Sectors: Multifamily, Single Family
Service Area: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont
Professional Specialties: Architecture/Design, Consulting, Energy Modeling, HVAC, Mechanical Systems, Net Zero, Passive House

Zone 6 Energy/Silver Maple Construction

46 River Rd.
New Haven , Vermont 05472
Phone: (802) 458-2386

Zone 6 Energy specializes in air-sealing buildings in the dynamic climate of the Northeast United States. We offer BPI certified blower door testing and leakage diagnostics, installation of air-sealing measures including AeroBarrier, and full test-out and documentation to ensure that your buildings meet all necessary code requirements for air-tightness. Our staff have over 40 years of combined experience constructing energy-efficient homes and buildings throughout New England; we are fully equipped to take care of your air-sealing requirements quickly and efficiently.

Sectors: Multifamily, Single Family
Service Area: Connecticut, Maine, Massachusetts, New Jersey, Rhode Island, Vermont
Professional Specialties: Building Supply, Energy Auditing


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 as at one of our organization membership levels. Learn more.