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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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Women/Minority Business Enterprise
Organizations self-identifying as having 50% or more Women or BIPOC owners.
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KOW Building Consultants

1034 W Jericho Tpke.
Smithtown, New York 11787
(855) 966-5888

KOW Building Consultants is a trusted provider of building, construction, environmental, and sustainability consulting services. KOW specializes in Property Condition Reports, Plan & Cost Reviews, Construction Loan Monitoring, Phase 1 ESAs (Environmental Site Assessments), and Sustainability Services. Clients include banks, lenders, federal agencies, state housing agencies, city housing agencies, as well as owners and developers. The firm was founded in 1978 by Kenneth O. Wille, PE, and has grown to a team of 50+ team members. KOW has two headquarters, in Smithtown, NY, and NYC, with full-time inspectors in CA, CO, CT, FL, IL, MD, MA, NJ, NY, NC, OH, PA, SC, TN, TX, and DC.

Sectors: Commercial, Institutional, Multifamily

Service Area: Connecticut, Delaware, Maine, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont

Professional Specialties: Consulting, Energy Auditing, Energy Modeling, Finance, Passive House

Kuhn Riddle Architects & Designers

28 Amity St., Ste. 2B
Amherst, Massachusetts 01002
(413) 259-1630

As one of the largest design firms in Western Massachusetts, our team includes architects, interior designers, LEED APs, and Passive House consultants. We provide architecture, planning, and interior design services to a diverse client base with a focus on educational, commercial, and residential projects. Our passion for good design draws us together, and our commitment to community and sustainability guides our process. We pride ourselves on being good listeners, collaborative, and client-focused with the goal of creating spaces and places that are functional, sensitive to the environment, and beautiful.

WMBE: Women or BIPOC Owned

Sectors: Commercial, Institutional, Multifamily, Single Family

Service Area: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont

Professional Specialties: Affordable Housing, Architecture/Design, Building Envelope, Community Planning, Education, Healthy Materials, Historic Restoration, Lighting, Net Zero, Passive House, Remodeling/Renovation

L+M Development Partners

2 Park Avenue
New York, New York 10016
(914) 867-0329

L+M Development Partners was founded in 1984 by Ron Moelis and Sandy Loewentheil, and over the past 40 years has become a leading innovator in developing quality affordable, mixed-income and market-rate housing, while strengthening the neighborhoods in which it works. A core principle at L+M is that affordable housing goes hand in hand with social responsibility. We take pride in our long-standing dedication to the communities we serve and look to build relationships with exceptional organizations that are supporting their communities. L+M remains committed to fostering economically diverse communities in a variety of urban markets nationwide.

Sectors: Multifamily

Service Area: New Jersey, New York

Professional Specialties: Affordable Housing, Construction Management, Development, Property Management

Lacey Engineering, PLLC

PO Box 19
Grantham, New Hampshire 03753
(603) 918-0946

HVAC & plumbing system design and consulting for comfortable and energy-efficient custom single-family homes, multifamily, commercial, and institutional build.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family

Service Area: Maine, Massachusetts, New Hampshire, Rhode Island, Vermont

Professional Specialties: Consulting, Deep Energy Retrofit, Energy Auditing, Engineering, Historic Restoration, HVAC, Indoor Air Quality, Mechanical Systems, Net Zero, Passive House

Lavallee Systems

39 Union Avenue
Sudbury, Massachusetts 01503
(888) 884-4122

We partner with contractors to provide plumbing, heating, and air conditioning planning and installation. We also provide homeowners with guidance to make informed decisions on system replacement, repair, and installation.

Sectors: Single Family

Service Area: Massachusetts

Professional Specialties: HVAC, Indoor Air Quality, Mechanical Systems, Water Heating

Lewis Creek Builders

14 Morse Drive
Essex Junction, Vermont 05452
(802) 662-1630

Lewis Creek Company was founded in 2009 and has served the greater Burlington, Vermont area ever since. Our team of architectural designers and tradespeople provides a holistic, full-service design/build experience. Our process allows you to explore and refine until the design is perfectly yours. We create spaces that are functional, beautiful, and designed to complement your lifestyle.

Sectors: Single Family

Service Area: Vermont

Professional Specialties: Architecture/Design, Construction Management, Design/Build, General Contractor, Passive House, Project Management, Remodeling/Renovation

Light Hill Property Management, LLC

88 Black Falcon Ave., Ste. 171
Boston, Massachusetts 02210-2426
(617) 563-8949

Sectors: Multifamily

Service Area: Massachusetts

Professional Specialties: Property Management, Real Estate

LISC

75 Kneeland St., Ste. 1102
Boston, Massachusetts 02111

Together with residents and partners, we forge resilient and inclusive communities of opportunity across America–great places to live, work, visit, do business, and raise families.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family

Service Area: Connecticut, Delaware, Maine, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont

Professional Specialties: Community Planning, Consulting, Consumer Information, Development, Education, Finance, Public Policy, Social Services

MA Builders

276 Canco Rd
Portland, Maine 04103
(207) 671-5325

At MA Builders, working together with a top-notch team of vendors, subcontractors, and carpenters, we create beautiful spaces for our clients. Our years of training and experience with traditional and sustainable building practices enable us to tackle a wide range of jobs, from small renovations to complicated restorations and new home construction. Our apprenticeship program strives to train the next generation of craftspeople, focusing on sustainability and meaningful work. With a commitment to stewardship of the planet, we work hard to build spaces that meet the needs of our clients. MA Builders serves the Greater Portland area.

Sectors: Single Family

Service Area: Maine

Professional Specialties: Carpentry/Cabinetry, Design/Build, General Contractor, Remodeling/Renovation

MA Department of Energy Resources (DOER)

100 Cambridge St., Ste. 1020
Boston, Massachusetts 02114
(617) 626-7300

DOER's mission is to create a clean, affordable, resilient, and equitable energy future for all in the Commonwealth.

As the State Energy Office, DOER is the primary energy policy agency for the Commonwealth and supports MA’s clean energy goals as part of a comprehensive Admin-wide response to the threat of climate change. DOER focuses on transitioning our energy supply to lower emissions, reducing and shaping energy demand, and improving our energy system infrastructure.

DOER connects and collaborates with energy stakeholders to develop effective policy and implements this policy through planning, regulation, and providing funding. DOER provides tools to individuals, organizations, and communities to support their clean energy goals.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family

Service Area: Massachusetts

Professional Specialties: Advocacy, Education, Public Policy

MA+KE Architects

53 S. Main St Suite 204
Hanover, New Hampshire 03755
(603) 643-8868

MA+KE Architects designs for everyday life. Since 1992, we have remained on the forward edge of sustainable design practices and are passionate about integrating design, technology, energy efficiency, and affordability. Using this expertise to make design more accessible to more people, our work creates lasting value by enhancing how people live and interact with each other and contributing to a community’s character beyond the project itself. We are dedicated to making a positive impact on our clients, the environment, and the communities in which our projects are located.

WMBE: Women or BIPOC Owned

Sectors: Commercial, Institutional, Multifamily, Single Family

Service Area: New Hampshire, Vermont

Professional Specialties: Architecture/Design

Maclay Architects

4509 Main St.
Waitsfield, Vermont 05673
(802) 496-4004


Maclay Architects is now Vermont Integrated Architecture – Maclay Studio. Our work is founded on preserving and supporting our unique traditions and heritage that connect us to our natural, social, historic, and cultural fabric and resources. We create spaces which are productive, pleasant and enrich the environment and the human spirit. Our sustainable focus enables our clients to make choices based on the most current environmental materials and strategies. Our projects include educational, workplace, institutional, recreational, single family and multifamily residential, historic preservation, energy assessment and financial analysis, net zero consulting, and master planning. Our design creates positive experiences, outcomes, and future

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family

Service Area: Massachusetts, Vermont

Professional Specialties: Architecture/Design, Certification/Commissioning, Consulting, Deep Energy Retrofit, Design/Build, Net Zero, Passive House