Case Studies

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Roth & White Residence

A resilient Net Zero home built in upstate New York, complete with technical detail. This home is one of nine similar homes constructed between 2013–2014 by Anthony Aebi of Greenhill Contracting, Inc. within The Preserve, the second of his Zero-Net Read More »
Miller Residence

This new residence in the Boston suburb of Newton, MA, achieves net-zero within a neighborhood context. In the owner David Miller’s words, “climate change is the issue of the century,” and this house is built to address that fact. He and his fa Read More »
"The Groton" Model

 “The Groton” is an 1835 square foot home Transformations, Inc. built and sold in the Coppersmith Way development in Townsend, MA.  It was started in late 2009 and completed in June of 2010.  This home is a second generation Farmhouse model wi Read More »
Patrone Home

The clients came to visit the Transformations Coppersmith Way Development in Townsend on the National Solar Tour in October several years ago.  They were interested in building an energy efficient historic looking home.  They had built their existi Read More »
Carlsson Family Home

The Carlsson Family Home is a 3,157 square foot home built by Birdsmouth Construction in Portland Oregon. Construction began in July of 2014 and the home was completed in June of 2015. The original home was a 1925 craftsman that had a poor foundation Read More »
Poplar House

Originally built in 1858, the house at 11 Poplar Street, had always been a charming farmhouse with perennial allure, welcoming everyone, even when distressed. It will be again.....that is, once it is finished being reincarnated later next year.The pr Read More »
SW facade 115 Angelita Exterior from NW 115 Angelita 1st floor plan 115 Angelita Foyer + living 115 Angelita Living 115 Angelita Living 115 Angelita
Edminster-Bohner Deep Energy Retrofit

Ten years in, we're still happy with what we did, though several improvements are still on the wish list. The project was driven by the confluence of several environmental goals, along with a specific problem to be solved. The principal environmenta Read More »
Net Zero Energy home Katywil Community Colrain MA
Brooks/Mulligan House

This is a new house in the Katywil Farm Community, an intentional cohousing community in Colrain Massachusetts. It was designed as a Net-Zero house by the owner/architect Peter Brooks after taking Marc Rosenbaum's first NetZero design course. It is d Read More »
south elevation (both units) Build Team installed window air sealing front door heat pump water heater PV inverter PV array range washer/dryer CO2 monitor monitoring base station
Pioneer Valley Habitat for Humanity Net Zero Cottage

Pioneer Valley Habitat for Humanity: "Not only is this build our first Easthampton home, but it is also our first ever Women Build home and our first zero net energy potential house!  That's a lot of firsts!"  This is a fitting project to be the  Read More »
Melpet Farm Residences, Affordable Net Zero Ready

The Residences at Melpet Farm consists of one, two, and three bedroom apartments and will be available to people makng 60-percent or less of the area's median income. Twenty-five percent of the apartments wil be set aside for applicants who are home Read More »
Hillside Residence Vermont - View of SW corner and solar collector from below Hillside Residence Vermont - View from the northwest across pond Hillside Residence Vermont - View of dining and living areas from kitchen Hillside Residence Vermont - View of solar collector from inside Hillside Residence Vermont - Railing around opening above front door Hillside Residence Vermont - Winter view from below Hillside House Floor Plans
Hillside Residence

"Minus eighteen degrees outside, sixty-eight degrees inside, and zero ice dams!"House Owner This 2,400 SF four-bedroom house was designed for a growing family with a very tight budget. Construction was largely completed by the end of July of 2014.Th Read More »
The Putney School Field House

“This is not just a gym…We want this to be a place where our students can learn about being environmentally responsible, so that later in life, when they are making choices, they can say, ‘It’s possible. Our gym at school did it this way’. Read More »
Transformations—15 Laurel Street, Northampton, MA

15 Laurel Street, Northampton is the first Transformations, Inc. home to be completed under the Massachusetts Department of Energy Pathway to Zero grant program.  This HERS -9 home was completed on June 17, 2015. Read More »
Camden Friends Meeting House

The Camden Friends Meeting and Social Hall sits adjacent an historic 1805 Meeting House and serves the congregation as a community gathering space designed to complement the elegant simplicity and durability of the historic Meeting House. Spaces with Read More »
Devens Greek Revival

In April of 2009, searching for a way to showcase sustainable housing, the Commonwealth’s MassDevelopment put out a Request For Qualifications for developer/builders to design and build single family and multi-family homes at its Devens, Massachuse Read More »