NESEA Business Member Directory

The NESEA Business Member Directory includes all organizations that are NESEA Business and Academic Members. The directory is accessible to the public. Please let people know when you learned about their business through NESEA.

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Tim McCarthy Architect, PC

83 Walkerville Rd.
North Bangor , New York 12966
Phone: 518-353-4541

We provide Architecture and Construction Management Services. We live and work in the Lake Placid, Potsdam, Saranac Lake, Malone areas.

Sectors: Single Family
Service Area: New York
Professional Specialties: Architecture, Construction Management, Design/Build, Net Zero, Prefab/Modular

TimberHomes Vermont

6335 VT Rte. 113
Vershire , Vermont 05079
Phone: 802-685-7974

We specialize in designing and building natural, soulful, resilient and energy efficient homes. Timber Frames. Tree forms. Scribe work. Vermont materials. Net zero homes. Timber framed solar pavilions. Barns & outdoor structures. Spiral stairs & compound roofs.

Sectors: Single Family
Service Area: Vermont
Professional Specialties: Construction Management, Design/Build, Net Zero, Timber Framing

Timeless Architecture

147 School St.
Milton , Massachusetts 02186
Phone: 6176966448

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 25 years, starting with the Boston Society of Architects, where he served as co-chair of the Committee on the Environment (COTE), a sub-committee of the BSA 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.

Sectors: Commercial, Institutional, Multifamily, Single Family
Service Area: Massachusetts
Professional Specialties: Architecture, Design/Build, Net Zero

  Industry Leader NESEA Member  

Tishman Speyer

45 Rockefeller Plz.
Fl. Conc. 1
New York , New York 10111
Phone: 212-715-0300

At Tishman Speyer, we convert opportunity into value through our expertise in every aspect of real estate.
Our global professionals work collaboratively across disciplines and borders to bring together market-driven insights, experience and expertise. All of which allow us to create properties of enduring value around the world.

Sectors: Commercial, Institutional, Industrial
Service Area: Entire Northeast Region
Professional Specialties: Construction Management, Development, Finance, Real Estate

Treehouse Design, Inc.

31 Poole's Ln.
Rockport , Massachusetts 01966
Phone: 978-546-8302

Treehouse Design, Inc., was founded in 1990 to provide architectural and construction management services for the needs of the vibrant, historically-rich coastal communities of Cape Ann. Currently, 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 is located in Rockport, MA, where we take on a broad range of projects, from individual furniture commissions to multi-unit housing developments. Our primary focus, however, is single-family residential design and construction.

Sectors: Multifamily, Single Family
Service Area: Massachusetts
Professional Specialties: Architecture, Carpentry/Cabinetry, Construction Management, Design/Build

Tri-Star Equities, Inc.

155 E 26th St.
New York , New York 10010
Phone: 212-751-4800

Tri-Star Equities has specialized in property management for small residential and commercial owners in Manhattan for over 25 years and has become a trusted advisor to many long – term clients. Our success in real estate management is due to personalized client services, in-depth market knowledge, strong relationships with vendors and professional service providers, and a passionate commitment to maintaining buildings at a high standard. At Tri-Star, our team consisting of property managers, building staff, and outside architects, engineers, and contractors work collaboratively to solve problems.

Sectors: Commercial, Multifamily
Service Area: New York
Professional Specialties: Property Management

Trillium Architects, LLC

409 Main St.
Ste. 14
Ridgefield , Connecticut 06877
Phone: 203-438-4540

We are a woman owned and operated full service architecture and design firm. At Trillium we design intelligent quality architecture and we endeavor to cultivate beauty and delight. We are trained in and highly aware of aesthetics and the human spatial experience. We believe in designing houses that you would be proud to leave your grand children. As unique as the people who occupy them; as beautiful as the natural world that surrounds them.

Sectors: Single Family
Service Area: Connecticut
Professional Specialties: Architecture, Deep Energy Retrofit, Design/Build, Net Zero, Remodeling/Renovation

Truth Box, Inc.

460 Harris Ave.
Unit 104
Providence , Rhode Island 02909
Phone: 401-453-1300

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 that 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.

Sectors: Commercial, Industrial, Multifamily, Single Family
Service Area: Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, Vermont
Professional Specialties: Affordable Housing, Architecture, Building Envelope, Design/Build, Development, Net Zero, Real Estate

Tufts University, Department of Civil and Environmental Engineering

Phone: 6176273522
Service Area:

Two Storey Building

89 Spectacle Hill Rd.
Bolton , Massachusetts 01740
Phone: 617-438-0313

Two Storey Building, started by brothers Doug & Bill Storey in 2001 in Bolton, Massachusetts, is a custom builder of fine, energy efficient, 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. Two Storey Building is registered with the EPA and is a Lead Safe Certified Firm under the new Renovation, Repair and Painting (RRP) Guidelines issued by the EPA. Doug, Bill and Mat are all Certified Lead Renovators.

Sectors: Commercial, Single Family
Service Area: Massachusetts
Professional Specialties: Deep Energy Retrofit, Design/Build, Project Management, Remodeling/Renovation

UMass Amherst Building and Construction Technology Program

551 N. Pleasant St.
UMass / 210 Design Building
Amherst , Massachusetts 01003
Phone: 413-545-1976

Building and Construction Technology (BCT) at UMass Amherst prepares undergraduate and graduate students for successful careers in the building industry.

Sectors: Commercial, Institutional, Industrial, Multifamily, Single Family
Service Area: Massachusetts
Professional Specialties: Education, Research

Uncarved Block, Inc.

78 Carter Rd.
Becket , Massachusetts 01223
Phone: 413-464-2598

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.

Sectors: Single Family
Service Area: Connecticut, Maine, Massachusetts
Professional Specialties: Deep Energy Retrofit, Design/Build


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 is a benefit of NESEA Business or Academic Membership that 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 3750). If you would like to be included in the directory, join NESEA today as a business member. Learn more.