Vermont House Uses Only Half a Cord of Firewood

In Ripton, Vermont, this fuel-stingy replica of Chris Corson’s Maine Passivhaus was heated last winter by a small wood stove using just 1/2 cord of firewood


Talking "Green Building" on Maine Calling April 5, 2018

Listen in this Thursday from 1:20 - 1:30 pm to hear Ecocor's Technical Director Chris Corson's segment on Passive House construction. The program is all about "Green Building" in Maine.  Chris will answer moderator Jennifer Rook's questions and…


We were delighted to be featured in the April 2018 issue of Down East magazine in the article “WAY FAB PREFABS”. But, there is one item that we wanted to expand on. It’s the thing that differentiates us from our friendly competitors. We…

Ecocor Featured in Maine Homes by Down East Magazine

Our Morse Court project was featured in an issue of Maine Homes by Down East Magazine.  


Listen to a News Story About Our Recent Passive House in Woodstock N.Y.

Here's a news story from WBGO - a Public Radio Station in Newark N.J. about a Passive House we built with partner-architect Barry Price. 

See Passive House Features from TeamMTL’s Entry in the 2018 Solar Decathlon

The TeamMTL entry had two key requirements, which Ecocor’s panelized system easily met. The first requirement was to meet or exceed Passive House standards. The second requirement was the ability to quickly assemble and disassemble the…

UPDATE: Due to Storm and Power Outages Ecocor Founder and Technical Director, Christian Corson Will Not Speak

Ecocor Founder and Technical Director, Christian Corson CPHD, Assoc. AIA was scheduled to speak at the 2017 passivhausMaine Fall Forum this Friday, November 3rd at the Portland Public Library.  Unfortunately, the power outages resulting from…

Passive House Site Walk

PassivHausMaine's "Site-Walk" featured the AmstutzHayes family's Ridgeline Passive House. The house certainly earns its Ridgeline name sitting on the side of a good sized hill overlooking Casco Bay.  Over twenty people got a chance to walk…

See Passive House Building in Action!

Site Walk Passivehaus Maine is hosting a site walk of Ridgeline in Yarmouth. This is a great chance to see what Ecocor does from the inside out! The site walk starts at 5:30 pm on October 23, and is located at 40 Russells Hill Road,…

Solsken by Ecocor Home Chosen for Passive House on Long Island, New York

We’re happy to announce another Passive House from our Solsken by Ecocor line will be leaving the factory soon. The panelized components will be shipped to Long Island, NY where it will be assembled by our team of building professionals and made ready for the final fit and finish.


Making Passive House Mainstream

Our superinsulated homes are featured in super-detail in the current issue of Fine Homebuilding Magazine! The story showcases our panelized approach to home construction that starts in our factory, here in Searsmont, Maine. Not only do we…

Rethinking Modular Construction

Green & Healthy Home Maine Magazine wrote a nice piece on modular home building in Maine. Our high performance panelized construction methods were featured in the article.  Want to see how we build a house? Check this out. In print…

WATCH: Team Montreal Assembles Prefab Passive House

Watch as the TEAMMTL (the Solar Decathalon 2018 team from Montreal) passive house is assembled. Check out some pictures and more renderings our on project page

Montreal Solar Decathalon Team Chooses Ecocor Panelized Prefab Passive House

We’re proud to be the industry partner of TEAMMTL in the biennial green building competition at the Solar Decathalon China 2018 in Dezhou, China.


North American Factories Specializing in Superinsulated Panelized Building Up and Running

Factories on both sides of North America are designing and turning out prefabricated components for Passive House buildings.  In Pemberton, British Columbia, BC Passive House makes panelized parts for Passive House buildings as well as panels for…

There Are More Prefab Passive House Options for North America

Ecocor, a Searsmont, Maine-based high-performance building manufacturer is partnering with Milford, Pa.–based architecture firm Richard Pedranti Architect (RPA) to design and build single-family homes built to Passive House standards. The designs…

EcoCor brings Swedish building tech to the USA to produce passivhaus prefab

High tech wooden prefab houses are very popular in Sweden, but relatively unknown in the US.  EcoCor is bringing this popular Swedish technology to the US. 

New Passive House Prefab Factory an Assembly Line for Green Homes

EcoCor, a Maine-based builder of Passive House prefabs, now offers 11 different ready-to-order models of energy-efficient, factory-built prefabs homes.

A new player in the growing market for prefabricated Passive House construction in the U.S.

There’s a new player in the small but growing market for prefabricated Passive House construction in the U.S. Announced on Monday, the Searsmont, Maine–based high-performance building manufacturer Ecocor is teaming up with Milford, Pa.

Builder, architect Launch Line of Energy-Efficient Prefab Homes

Ecocor has teamed up with Richard Pedranti Architect to develop a line of prefabricated homes that meet the strict energy-efficient requirements of the "Passive House" standard.

North America’s first fully prefabricated passive houses could revolutionize the housing market

A new partnership between Ecocor and the design firm of Richard Pedranti Architect (RPA) will design and build North America’s most energy-efficient prefab Passive Houses. The Ecocor-RPA partnership was announced today with the unveiling of eleven…