NESEA Business Member Directory

TimberHP by GO Lab, Inc. is a privately held, Maine-based building products corporation founded in 2017 to develop and manufacture wood fiber insulation for the residential and light commercial construction markets. Wood fiberboard, batt, and blown-in high-performance insulation products are vapor open, renewable, recyclable, nontoxic, carbon sequestering, and, when manufactured here in America, cost-competitive with other popular insulation products. In 2023, GO Lab will become one of the first companies to make wood fiber insulation in North America at its manufacturing facility in Madison, Maine.

Mr. MacLean is an architect, educator, and licensed builder who began his career as a project manager with a number of large architectural firms in Boston before he started his own firm, Timeless Architecture, in 1988. He has been promoting and teaching green design for 35 years, beginning with the Boston Society for Architecture, where he served as co-chair of the Committee on the Environment (COTE), a sub-committee that promotes sustainable design in the New England Region. He has taught and developed ongoing curricula at the Boston Architectural College, Sustainable Design Institute, and Master’s program, as well as Wentworth Institute of Technology.

Tree Nail is rooted in a motivation to build with a high level of craft and environmental consciousness. We have branched out to form a hardworking team of creative and conscientious problem solvers. The culture that sustains Tree Nail is a fertile cycle of collaboration among great people committed to great results. Our specialties are new homes, renovations, timber frames, and woodwork for the Adirondacks.

Treehouse Design was founded in 1990 to provide architectural and construction management services for the needs of the vibrant, historically rich coastal communities of Cape Ann. Our company employs 20 individuals with a broad range of skills and experience, from architects and interior designers to construction managers and cabinet makers. Our office and workshop are based in Rockport, MA, where we take on a variety of residential projects. Our core focus is the design and construction of custom single-family homes, with a strong emphasis on sustainability, climate resilience, and enduring craftsmanship. We’re committed to building homes that are not only beautiful and functional, but also responsive to their environment and built to last

We are a woman-owned and operated full-service, 12 person architecture firm. As of 2024 we are also a Co-operative. At Trillium, we design intelligent, highly energy efficient and sustainable architecture and endeavor to cultivate beauty and delight. We are trained in - and keep apprised of - cutting edge building enclosure deign, ventilation, carbon and energy. We believe in designing houses that you would be proud to leave your grandchildren - as unique as the people who occupy them and as beautiful as the natural world that surrounds them.
We also have a branch company called SEED Homes that specializes in small Net Zero Modular homes and we are currently working on developing affordable and sustainable multi family housing.

We are a small architecture firm specializing in sustainable, energy-efficient design. We believe that high-quality design and green building go hand-in-hand, and higher performance does not necessarily mean higher costs. We work on a variety of project types - new single-family homes, mill building renovations, new multi-family, and commercial buildings - and we particularly enjoy urban infill and re-purposing old buildings.

Two Storey Building, started by brothers Doug & Bill Storey in 2001 in Bolton, Massachusetts, is a custom builder of fine, energy efficient, high performance, healthy homes and remodeling projects, including whole house remodeling, kitchen, bathroom and basement remodeling, home additions, sunrooms, and decks. Two Storey Building built the first Silver LEED-certified home in Massachusetts, many Energy Star Certified and Stretch Code certified homes, and Doug Storey has received the Certified Green Professional(CGP) designation from the NAHB. Doug, Bill, Mat, and Camden are all Licensed Construction Supervisors and have taken OSHA 10-hour safety classes as well as the RRP class.

The Building and Construction Technology (BCT) program at UMass Amherst prepares undergraduate and graduate students for successful careers in the building industry. Academic programs offered:
Building and Construction Technology
Sustainable Building Systems
Sustainable Building Construction
Professional Education courses

Uncarved Block is a design/build organization that combines historic building techniques with modern technology and an eye towards the artistic. We specialize in energy-efficient structures primarily built with local wood and stone.

United Energy Advisors is a leading construction management firm specializing in enhancing the energy efficiency, decarbonization, and sustainability of existing commercial and multifamily buildings. Our team of experts is dedicated to transforming existing structures into models of sustainability, reducing carbon footprints, and maximizing energy efficiency. With a focus on practical solutions and proven methodologies, we partner with building owners and stakeholders to achieve tangible results that benefit both the environment and the bottom line. Join us in the journey towards a greener, more sustainable future for our built environment.

The Mission of the School of Forest Resources is to provide excellence in education, research, and public service that promotes the understanding, efficient use, and sustainable management of forest resources for the well-being of the people of Maine, the United States, and the World. The Sustainable Materials and Technology program exists as a response to societal demand to move away from fossil fuels; renewable and sustainable resources are increasingly being used to create products ranging from construction and paper to packaging, composites, electronics, textiles, plastics, and bioenergy.