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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  Industry Leader NESEA Member  


374 Congress St., Ste. 400
Boston , Massachusetts 02210
Phone: (617) 338-5990

HGA is an interdisciplinary design firm committed to making a positive, lasting impact for our clients and communities through research-based, comprehensive solutions. We believe in the power of sustainable thinking to create efficient, equitable and resilient spaces and have a long history of success embracing a holistic design approach. Human experience is at the core of any successful design solution; thus, our first design consideration is to create beloved buildings that contribute to our well-being, performance and satisfaction. HGA’s work process incorporates options for creating lasting value that balance economic, social and environmental impacts.

Sectors: Commercial, Institutional, Industrial, Multifamily
Service Area: Entire Northeast Region
Professional Specialties: Architecture/Design, Certification/Commissioning, Engineering, Landscape Design, Lighting, Research

  Industry Leader NESEA Member  

HMFH Architects, Inc.

130 Bishop Allen Dr., 4th FL.
Cambridge , Massachusetts 02139
Phone: (617) 492-2200

HMFH is an architecture firm committed to creating spaces that elevate users’ experience. While each of our projects is different in its response to context and program, we are unified by our approach, which is predicated on a belief that the best architecture builds community. We design spaces that connect people­—whether across a campus, in a civic building, public or private institution, living or working space.

Sectors: Commercial, Institutional, Multifamily
WMBE: Women or BIPOC Owned
Service Area: Maine, Massachusetts, New Hampshire, Rhode Island, Vermont
Professional Specialties: Architecture/Design

  Midsize NESEA Business Member  

HomeWorks Energy

101 Station Landing
Medford , Massachusetts 02155
Phone: (781) 305-3319

We make it easy for homeowners to reduce their energy costs and carbon footprints. As a Mass Save® partner and the largest Home Performance Contractor in Massachusetts, it’s our business to make your home – and wallet – greener.

Sectors: Multifamily, Single Family
Service Area: Connecticut, Massachusetts
Professional Specialties: Energy Auditing, HVAC, Incentives, Insulation

  Industry Leader NESEA Member  

Huber Engineered Woods

10925 David Taylor Dr., Ste. 300
Charlotte , North Carolina 28262
Phone: (800) 933-9220

Huber Engineered Woods continually strives to create innovative products that suit their customers' needs. Each one delivers outstanding performance, easy installation and greater strength in single family, multifamily and light commercial projects. Huber's ZIP System Sheathing & Tape are structural wood panels with built-in protective barriers, eliminating the need for building wrap or felt and providing a continuous rigid moisture and air barrier that optimizes energy efficiency. Additionally, Huber's AdvanTech Subflooring product is proven to achieve a superior combination of strength and moisture resistance for subflooring that won't swell, cup, delaminate or bounce even under the toughest conditions.

Sectors: Single Family
Service Area: Entire Northeast Region
Professional Specialties: Building Envelope, Building Supply, Insulation, Roofing

Hudson Valley Preservation Corp.

23 South Main St.
Kent , Connecticut 06757
Phone: (860) 592-0500

Formed in 1991, HVP has become one of the foremost companies for historic and modern renovations in the Hudson Valley and Connecticut. We also offer historic preservation consulting expertise in the areas of architectural history and assessment, preservation planning, restoration and rehabilitation design, and grant writing.

Sectors: Single Family
Service Area: Connecticut, New York
Professional Specialties: Construction Management, Consulting, Design/Build, Historic Restoration

  Industry Leader NESEA Member  

Hutker Architects

79 Beach Rd.
Vineyard Haven , Massachusetts 02568
Phone: (508) 693-3344

For more than 30 years, the team at Hutker Architects has been helping families and individuals create one-of-a-kind homes in New England. Our process begins with listening. We work together to create a program of indoor and outdoor spaces that will best support the way you live, work, and play.

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

  Industry Leader NESEA Member  

ICON Architecture, Inc.

101 Summer St., 5th Fl.
Boston , Massachusetts 02110
Phone: (617) 451-3333

ICON is a design firm motivated by a belief in design’s ability to positively transform, empower and restore. We delight in the process, enriched by collaboration and a commitment to ongoing dialogue and discovery. We champion innovative environments that strengthen connections to people and place, fortify communities and create enduring value. Our work integrates intelligent design and construction methods with high performance and passive strategies to reduce energy demand and improve comfort and performance. Our commitment to sustainable design, smart growth and resilience creates healthy communities that restore our environment.

Sectors: Commercial, Institutional, Industrial, Multifamily
WMBE: Women or BIPOC Owned
Service Area: Connecticut, Massachusetts, New Hampshire, Rhode Island
Professional Specialties: Architecture/Design

Ideal Block

45 Power Rd., PO Box 747
Westford , Massachusetts 01886
Phone: (978) 692-3076

Operating since 1923 and a 4th generation family-owned business, Ideal Block has been providing 100 years of experience in quality, service, and reliability to contractors, designers, engineers, and homeowners. As one of New England's leading manufacturers of interlocking concrete pavers and retaining wall systems, our knowledge, and expertise go into every product we develop, manufacture, and offer and are manufactured according to strict industry specifications. In addition to a wide range of products; interlocking concrete pavers, permeable concrete pavers, concrete grid pavers, and retaining wall systems, Ideal offers design consultation, specification assistance, and contractor support.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Connecticut, Maine, Massachusetts, New Hampshire, New York, Rhode Island, Vermont
Professional Specialties: Landscape Design, Pavement/Masonry

Integral Building + Design, Inc.

231 Main St., Ste. 103
New Paltz , New York 12561
Phone: (845) 255-0418

IBD is a leading company dedicated to energy efficiency, sustainable building and IAQ. Our nationally recognized firm provides consulting services customized to your project, whether newly constructed or the retrofit of existing buildings. We specialize in high performance building strategies including zero energy buildings, resiliency, mechanical design, commissioning along with monitoring & verification services. Our team consists of experienced professionals in the field of applied building science. We provide independent energy rating services for a variety of programs, including: ENERGY STAR, Zero Energy Ready, PHIUS, Indoor airPLUS and LEED. We are members of NESEA, RESNET, Passive House Alliance, ACCA and the USGBC.

Sectors: Commercial, Institutional, Multifamily, Single Family
Service Area: Connecticut, Massachusetts, New Jersey, New York
Professional Specialties: Affordable Housing, Building Envelope, Certification/Commissioning, Consulting, Deep Energy Retrofit, Education, Energy Auditing, Energy Modeling, Energy Monitoring, Geothermal, Healthy Materials, HERS Rater, HVAC, Incentives, Indoor Air Quality, Insulation, Mechanical Systems, Net Zero, Passive House, Research

Integrated Eco Strategy

85 Main St., Ste. 212
North Adams , Massachusetts 01247
Phone: (413) 776-9343

Our brand, Materially Better, answers the question “Which materials should I use?” for architects, designers, engineers, building owners, and consultants who want to build great, healthy buildings. We provide education, software tools (Red2Green), and project consulting (Integrated Eco Strategy) that guide our clients to select healthier building materials. Our advice is based on our nearly ten years of experience helping clients, from homeowners to major corporations and universities across the United States, create Living Buildings and work to secure a healthier future for all.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Entire Northeast Region
Professional Specialties: Certification/Commissioning, Consulting, Energy Auditing, Energy Modeling, Healthy Materials, Living Building Challenge, Net Zero, Project Management, Research

J. Craig Robertson Building & Fine Carpentry

281 Henderson Rd.
Williamstown , Massachusetts 01267
Phone: (413) 884-2264

Since 1990 Craig has been the principal of J. Craig Robertson Building & Fine Carpentry, a small residential design-build firm working to make energy-efficient buildings. The company specializes in comprehensive renovations and additions with large-scale integrated solar thermal space and hot water heating systems.

Sectors: Single Family
Service Area: Massachusetts
Professional Specialties: Carpentry/Cabinetry, Remodeling/Renovation, Solar Thermal, Water Heating

Jack Miller Contractors, Inc.

77 Water St.
Williamstown , Massachusetts 01267
Phone: (413) 884-6124

Residential contractors specializing in high-performance fine homes and large-scale remodeling. We're a full-service general contractor experienced in a variety of construction and energy retrofit strategies, including ICF, double-stud wall and exterior insulation, air, thermal and water management strategies and mechanical systems. We combine traditional craftsmanship with high performance materials and techniques to achieve the holy grail of beauty, durability and performance for our clients.

Sectors: Single Family
Service Area: Massachusetts, New York, Vermont
Professional Specialties: Construction Management, Deep Energy Retrofit, General Contractor, Net Zero, Passive House, Project Management, Remodeling/Renovation


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.