Products and tools for designing 20,000 to 80,000 SF non-residential buildings using integrated design methodologies to produce high-performance buildings.

Architecture firm with a focus on sustainable architecture. Includes research papers on other methods than LEED of assessing building performance.

Information and resources about building energy efficiency for designers, owners and operators provided by the NorthWest Energy Efficiency Alliance.

Boston-based architecture and building science consulting firm. Site contains many articles about sustainable building practices and guides for house design based on climate type.

Publisher of Environmental Building News and the GreenSpec directory. Developer of the BuildingGreen Suite, a research tool for green design. Site includes articles about many green topics.

A research and design center for sustainable building practices run by Pliny Fisk, based in Austin TX.

Tucson, AZ organization that conducts workshops on sustainable construction.

Program started by Portland (OR) General Electric Company to support sustainable design of residential and commercial projects with consulting services and the Earth Advantage building certification program. Site contains technology reports, links to information sites, and listings of builders and events in the Portland area.

Annual conference for the federal government and AEC design professionals to provide examples of sustainable architecture.

Publisher of ecoLogical Home Ideas magazine. Links to suppliers, resources, and organizations dealing with sustainable residential architecture and products. Site also has a discussion forum.

A knowledge base of environmentally-preferable materials, products, and technologies.

Building company based in South Shropshire, UK promoting the concepts of sustainable development and environmental awareness within the construction industry. Projects include barn conversions and individual houses with emphasis on energy-efficiency and low environmental impact. Site includes a good overview of several of the key issues involved in sustainable architecture.

A gateway to numerous U.S. Environmental Protection Agency webpages on how to improve the environmental performance of buildings, with sections covering energy use, building materials, indoor air quality, water conservation and waste.

Distinctive modular pre-engineered structures for use as schools, classrooms and sports buildings. Also will design new unique modular buildings.

Sustainable building and design, including installation of green energy systems, living roofs and walls, solar geothermal HVAC, and strawbale homes. Baltimore, Maryland, USA.