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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RJ Aley Building Contractor

185 Wilton Rd.
Westport , Connecticut 06880
Phone: (203) 226-9933

We specialize in energy-efficient home remodeling, green building & historic preservation. Our projects include additions, bathrooms, kitchens, and whole house renovations that blend seamlessly with the architectural style & period details of your home while enhancing its energy efficiency, functionality, and comfort. We pride ourselves on attention to detail and reinforce our commitment to high standards through ongoing education in energy efficiency and sustainable building materials and methods. We strive to establish a relationship with our clients based on trust and integrity.

Sectors: Single Family
Service Area: Connecticut, New York
Professional Specialties: Deep Energy Retrofit, Design/Build, General Contractor, Historic Restoration, Insulation, Remodeling/Renovation

RL Benton - Builder

154 Schoolhouse Rd.
Center Sandwich , New Hampshire 03227
Phone: (603) 284-6860

Full-service builder/designer for energy-efficient residential construction in the NH lakes region. Timber-framing and advanced hybrid construction, with solar thermal system design and installation expertise since 1978. Our Sandwich cabinet shop can furnish your project as well.

Sectors: Single Family
Service Area: New Hampshire
Professional Specialties: Carpentry/Cabinetry, Design/Build, Solar Thermal, Timber Framing

RMI

17 State Street, 35th Floor, Unit 3520
New York , New York 10004
Phone: (705) 957-3282

RMI is a non-partisan, non-profit organization focused on transforming the global energy system to secure a clean, prosperous, zero-carbon future for all.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Entire Northeast Region
Professional Specialties: Consulting, Research

Robert Swinburne Architect LLC

820 Thomas Hill Rd.
Brattleboro , Vermont 05301
Phone: (802) 257-9513

Focusing on rural homes in New England with emphasis on excellent plans, emotionally uplifting spaces, low energy use, tactile and locally sourced materials, and a very collaborative process.

Sectors: Single Family
Service Area: Vermont
Professional Specialties: Architecture/Design

  Industry Leader NESEA Member  

ROCKWOOL North America

8024 Esquesing Ln.
Milton , Ontario L9T 6W3
Phone: (905) 875-5711

The ROCKWOOL Group is the world's leading manufacturer of stone wool insulation. We offer a full range of high-performing and sustainable insulation products for the construction industry. Our insulation products are based on innovative stone wool technology; today, we are the world's leading manufacturer of stone wool insulation. The ROCKWOOL group also includes a range of sister companies delivering specialist solutions for the horticultural, marine, and offshore sectors. We are committed to empowering everyone to rise to the development challenges of modern living. By using stone, one of the world's most abundant natural resources, you can make a lasting impact across generations.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Entire Northeast Region
Professional Specialties: Insulation

Royer Architects

19 Boylston Avenue
Providence , Rhode Island 02906
Phone: (617) 953-2215

Our specialty is environmentally sensitive residential work in the New England region. We enjoy the collaborative process of bringing ideas to fruition with clients and their contractors.

Sectors: Multifamily, Single Family
Service Area: Massachusetts, Rhode Island
Professional Specialties: Affordable Housing, Architecture/Design, Consulting, Deep Energy Retrofit, Landscape Design, Net Zero, Passive House, Remodeling/Renovation

RSI Remediation Specialists, Inc.

533 Whitehead Rd. Bldg.3
Hamilton , New Jersey 08619
Phone: (800) 395-8368

RSI is your primary contractor for any ventilation cleaning, sealing, or multi family exhaust ventilation building performance/energy performance retrofit work throughout the Tri-State Region. RSI has the capabilities to video, inspect, clean, mastic seal, robotic mastic seal, fire caulk, Aeroseal, conduct manometer and anonometer readings, install CARs, provide pre and post reporting with documented leakage reports, videos and snapshots. We are twenty five technicians strong, better equipped, better trained, and have over 25 years of successful projects in this business. RSI provides the highest quality product for your customers at the most competitive prices.

Sectors: Commercial, Institutional, Industrial, Multifamily
Service Area: New Jersey, New York
Professional Specialties: Energy Monitoring and Management, Remediation

RST Thermal

52 Ferry St.
Fall River , Massachusetts 02721
Phone: (781) 320-9910

RST Thermal is a manufacturer’s representative in the New England area covering Eastern Massachusetts, New Hampshire, Maine, Connecticut, and Rhode Island for multiple leading manufacturers whose products offer a systems approach to comfortable heating and cooling. We provide technical and sales support to our wholesale distributor partners and contractors. For homeowners, we provide geographic lists of installing and servicing contractors to help them find the “best fit” for the project to be done.

Sectors: Commercial, Multifamily, Single Family
Service Area: Connecticut, Maine, Massachusetts, New Hampshire, New York, Rhode Island, Vermont
Professional Specialties: Geothermal, HVAC, Indoor Air Quality, Mechanical Systems

Salt Architecture, Inc.

448 North Falmouth Hwy., Unit B
North Falmouth , Massachusetts 02556
Phone: (774) 763-2601

Founded in 2014 by Chris Harris and Alissa Hike Harris, Salt Architecture provides full-service custom residential architectural services for Cape Cod, Martha's Vineyard, Nantucket, and the greater Massachusetts and Rhode Island area. Our focus is on thoughtful, sustainable, and contextual design for your home.

Sectors: Single Family
Service Area: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont
Professional Specialties: Architecture/Design, Remodeling/Renovation

Sash and Frame

10 Starbuck Drive Ste 203
Green Island , New York 12183
Phone: (518) 333-0567

Sash and Frame is a partnership whose members are experts in and advocates for European-style fenestration. We draw on our combined experience designing, manufacturing, implementing, and installing windows and doors to bring the highest level of expertise and service to our clients. From slope-side ski retreats and ocean-front villas to the modern everyday home, we have been involved in many aspects of design, manufacturing, and installation. Sash and Frame can provide your project with the services and experience you need to ensure a happy client and a beautiful final product.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Entire Northeast Region
Professional Specialties: Windows

Save Energy Systems Inc.

1 Research Drive, Suite 100a
Westborough , Massachusetts 01581
Phone: (617) 564-4800

At Save Energy Systems (SES), we provide a smart HVAC Energy Management System that cuts energy costs by up to 30%, making energy efficiency affordable and scalable for small to mid-sized businesses. The system proactively controls HVAC units to prevent demand spikes, extends the lifespan of equipment, and minimizes maintenance needs. Designed to ensure comfort comes first while optimizing energy efficiency

Sectors: Commercial, Institutional, Industrial
Service Area: Entire Northeast Region
Professional Specialties: Energy Monitoring and Management, HVAC, Indoor Air Quality

Sax Design Company

112 Houghton Hill Rd
Thetford , Vermont 05075
Phone: (802) 727-0711

Sax Design Company is an interior design firm specializing in new construction homes. Our mission is to create unique, organized, and comprehensive interior design plans that streamline the build process. We partner with developers and builders to design homes that are not only beautiful but also functional and reflective of the people who live in them. At Sax Design Company, we understand the challenges our clients face when designing homes. From decision fatigue to sourcing challenges to balancing budget constraints with design aspirations, we are here to help. Our comprehensive approach ensures that every detail is thoughtfully planned and meticulously organized so that all that is left is execution.

Sectors: Multifamily, Single Family
WMBE: Women or BIPOC Owned
Service Area: Vermont
Professional Specialties: Interior Design

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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.