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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  Midsize NESEA Business Member  

Earthshare Construction, LLC

20 West Park St. Ste. 309
Lebanon , New Hampshire 03766
Phone: (603) 790-3084

Earthshare Construction specializes in high-performance, energy-efficient, environmentally conscious building construction, retrofit, and weatherization. We offer design, build, energy auditing and consulting services for new builds, renovation, retrofit, and weatherization projects. We are committed to using best practices in sustainable design and construction, incorporating natural, local, and nontoxic materials. We seek to constantly gain knowledge and expertise in contemporary environmentally responsible building methods, and to create buildings that merge energy efficiency with durability, beauty, and functionality.

Sectors: Single Family
Service Area: New Hampshire, Vermont
Professional Specialties: Deep Energy Retrofit, Design/Build, Net Zero, Passive House, Remodeling/Renovation

East Branch Studio

634 Main Rd.
West Chesterfield , Massachusetts 01084
Phone: (413) 296-0123

Our clients often want both high quality and low environmental impact as they build, renovate, or restore their home. They want to reduce energy costs, achieve greater energy independence, and protect their health from toxic chemicals. Whether you want to make your own energy, have a home energy consultation, live in a 'healthy' home, or protect the environment, we have the experience to help you choose the best design and materials for your high-performance home. We have up to date knowledge of products, construction materials, and building processes at all levels. Our team includes experienced trade contractors who can provide a full range of systems for efficient heating, cooling and ventilation, and for generating your own energy.

Sectors: Single Family
Service Area: Massachusetts
Professional Specialties: Carpentry/Cabinetry, Consulting, Deep Energy Retrofit, Design/Build, General Contractor, Healthy Materials, Historic Restoration, Indoor Air Quality, Net Zero, Passive House, Project Management, Remodeling/Renovation

Eco Air

273 Weymouth St.
Rockland , Massachusetts 02370
Phone: (781) 347-4735

Eco Air is a distributor of energy-efficient HVAC products in the Greater Boston market. We are dedicated to bringing new innovative solutions for heating, ventilation and air conditioning as we are passionate about helping our customers achieve the highest standards of energy efficiency possible through high quality, high-performing products. Through our relationship with Thermaduct, ECO Air provides pre-insulated ductwork solutions for indoors that are lightweight and low leakage or outdoors that are designed for the elements. ECO Air offers the patented Aeroseal process to seal medium-pressure ductwork to levels that exceed SMACNA Seal Class A requirements.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
WMBE: Women or BIPOC Owned
Service Area: Massachusetts
Professional Specialties: HVAC, Indoor Air Quality

eco_logic STUDIO, architecture & engineering, PLLC

2495 Main St., Ste. 431
Buffalo , New York 14214
Phone: (716) 834-9588

eco_logic STUDIO is an architecture, engineering, and planning firm focusing on green design and community revitalization. Specializing in high performance new and retrofit design of custom homes, affordable housing, institutional facilities, commercial development, urban design and planning, and green infrastructure. Certified passive house designer, architects, and engineer on staff. Experience in natural building, solar systems and living roofs. Architectural registration in NY, NJ, MI, NC, SC, and CT.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Connecticut, New Jersey, New York
Professional Specialties: Affordable Housing, Architecture/Design, Community Planning, Construction Management, Engineering

Eco-Logical Building Solutions

27 Frost Hill Rd.
Marlborough , New Hampshire 03455
Phone: (603) 876-4040

Eco-Logical Building Solutions is a green building design, consulting and project management company. We specialize in implementing sustainable, energy efficient, environmentally friendly building and lifestyle practices that minimize waste of all resources. We strive to provide each customer with a wholly cooperative and personal experience. Whether you are building new, expanding, or remodeling an existing building we want to work with you to come up with eco-logical and cost effective solutions to your building needs.

Sectors: Single Family
Service Area: New Hampshire, Vermont
Professional Specialties: Consulting, Deep Energy Retrofit, Insulation, Net Zero

Elevated Design Inc.

1212 Hancock St.
Quincy , Massachusetts 02169
Phone: (724) 561-6329

Elevated Design delivers MEP/FP design services for all building type. EDI has experience multifamily, office, retail, restaurants, hotels, data centers, laboratories, research, higher education, prisons, and central plants. EDI has a particular focus on Microgrids and Combined Heat and Power (CHP) plants.

Sectors: Commercial, Institutional
Service Area: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont
Professional Specialties: Cogeneration/CHP, HVAC, Mechanical Systems

Emerald Builders, LLC

PO Box 299
Bowdoinham , Maine 04008
Phone: (207) 841-2775

Emerald Builders is a residential building company serving mid-coast Maine. We focus primarily on building sustainable and energy efficient homes and buildings. We work closely with our clients, designers, and subcontractors to bring their dreams to reality. We rely heavily on open communication between all parties from conception through project completion to make sure we’ve put out the best possible product for our clients. We pride ourselves on an unwavering commitment to the highest quality craftsmanship and to the environment.

Sectors: Multifamily, Single Family
Service Area: Maine
Professional Specialties: Construction Management, Deep Energy Retrofit, Net Zero, Remodeling/Renovation

  Industry Leader NESEA Member  


50 Main St., Ste. 1000
White Plains , New York 10606
Phone: (914) 263-1199

As an integrated energy engineering firm, EN-POWER’s services range from engineering design and implementation to energy consulting, managing, and financing. For all projects, our engineers and analysts focus on energy efficiency and resiliency to maximize project payback and aid long-term facility planning. Our expertise includes traditional HVAC systems, green certifications, code/law compliance (NYC LL87/97), and on-site generation technologies including PV, CHP, battery storage, and emergency power generators. We assist our clients from all building-types in developing a thorough understanding of existing energy-related conditions and in developing solutions to improve efficiency and mitigate environmental impacts in their facilities.

Sectors: Commercial, Institutional, Industrial, Multifamily
Service Area: New York
Professional Specialties: Certification/Commissioning, Cogeneration/CHP, Consulting, Deep Energy Retrofit, Energy Auditing, Energy Monitoring, Energy Storage, Engineering, HVAC, Lighting, Mechanical Systems, Photovoltaics, Project Management

Energia, LLC

242 Suffolk St.
Holyoke , Massachusetts 01040
Phone: 413-322-3111

Energía is a socially responsible employee-owned energy services company that provides energy efficiency upgrades for residential and commercial properties. We aim to reduce utility costs and energy use throughout western Massachusetts. Energía’s mission is to create efficient and healthy buildings that transform our communities and environments into thriving places to live and work.

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

Energy Futures Group

PO Box 587
Hinesburg , Vermont 05461
Phone: (802) 482-2812

Energy Futures Group provides expert consulting services informed by national and international experience in the design and evaluation of energy efficiency, renewable energy, and other clean energy programs and policies. We have assisted in the development or engaged in the review of numerous leading programs, including the top 15 states in the ACEEE State Energy Efficiency Scorecard, and several countries in Europe. We know what works, what does not and why.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Entire Northeast Region
Professional Specialties: Consulting, Energy Modeling, Project Management, Public Policy

Energy Infrastructure Partners LLC

194 32nd Street, Floor 2
Brooklyn , New York 00000
Phone: (646) 417-2390

EIP is an MBE-certified Implementation and Strategic Consultant working with utilities and the public sector to support clean energy including energy efficiency, decarbonization and renewable energy programs and initiatives. We also provide energy planning, modelling and auditing, retro-commissioning, contractor and workforce training, financial advisory and all aspects of energy program management.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Entire Northeast Region
Professional Specialties: Consulting, Energy Auditing, Energy Modeling, Engineering, Finance, Incentives

Energy Opportunities

1200 E Camping Area Rd.
Wellsville , Pennsylvania 17365
Phone: (610) 927-5873

Energy Opportunities provides services focused on energy issues and the interface of nature and human enterprises. Founded in 1993, EO is also a part of 7group.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Entire Northeast Region
Professional Specialties: Certification/Commissioning, Community Planning, Consulting, Education, Research


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.