Case Studies

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Healthy Home Office and Warehouse

As a homebuilder and home performance contractor, energy efficiency is integral to everything we do. When we needed a new headquarters for Healthy Home Energy & Consulting, we decided to build a net-zero facility that would use no fossil fuels an Read More »
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 »
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Up Hill House

"Up Hill House was designed and built by the homeowners, Larry and Jill Burks, in southern Washington County, New York. It produced more energy than used the first year of occupancy and is on track to do so again this year. Our house is at the heart Read More »
Transformations – 8 Cavite St

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 »
Exterior house portrait Front entrance Second floor gable wall framing - west Infrared image Exterior cladding under construction Front entrance Downstairs from entrance Downstairs from southwest corner Laundry rack and Hannah Double stud framing Music studio
The Giordano – Smeltz Residence

"If you stop by Spartan and Hannah’s 1500 square foot home on a sunny January afternoon, you will find yourself surrounded by warmth. This isn’t because of a wood stove, or a sophisticated heating system—in fact, you will probably find that t Read More »
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White Claw Farm Net Zero Deep Energy Retrofit

We bought an 1,142 sf one story house with full basement, gutted and superinsulated it, and added 192 sf on piers. The initial blower door test was 3,117 CFM50. Interior finishes were in poor shape; the floor plan was worse. We wanted to fix an exist Read More »
Fink-Simko Zero Net Energy Deep Energy Retrofit

After shivering for 20 winters inside their drafty 1576 sq ft 1945 Garrison Colonial in Melrose, MA, owners David Fink and Barbara Simko requested a MassSave energy audit. The auditor stated that the house would be an excellent candidate for the Nati Read More »
Randich Residence

This home is located in a residential suburban neighborhood in Farmington, CT. The sloped site lent itself to an “upside down” floor plan that locates a main living space and master suite above a lower level with flexible uses and generous daylig Read More »
Southworth Retirement Residence

In 1986 my brother Harry and I started a building company, Garland Mill Timberframes, at our sawmill in Lancaster, NH.Twenty years later, led by my son Ben, and with energy design help from Marc Rosenbaum, we began working with Jane Bindley to transf Read More »
The Bosarge Family Educational Center at the Coastal Maine Botanical Gardens

The Bosarge Family Education Center at the Coastal Maine Botanical Gardens was designed through a collaboration between our firm, and a local Maine architecture firm, Scott Simons Architects.The client wanted to construct a new education center adjac 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 »
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 »
De Young Zero Net Energy Home

De Young Properties designed and built a Zero Net Energy (ZNE) home in Clovis, CA. The ZNE-design goal was set at source-energy ZNE [1] during the design stage. The source-energy ZNE criterion requires the home to produce as much energy as it consu 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 »