A multi-discipline firm offering sustainable research, consulting and design services to private, corporate and public clients. Located in Kansas City, Missouri.

Architect's studio in Amsterdam, The Netherlands, specializing in an ecological approach. Profile, projects and commentary on modern architecture and earth building.

Offers environmentally-responsive, high performance, green home design, architecture counseling and technical consulting services. Houston.

Chicago-based firm focused on effective design and planning strategies that are environmentally-responsive to issues such as energy conservation, historic preservation and community-based planning.

Full service commercial architectural design/consulting firm offering sustainable design services for educational, government, housing, commercial, retail, transportation, historical renovation and planning projects. Saint Louis, Missouri.

Specializing in sustainable developments. Expertise in housing, communities, conservation and offices. Advice on solar and geothermal heating and energy efficiency. Glasgow, Scotland.

Architecture firm specializing in environmental planning, brownfield redevelopment, ecological restoration, park and greenway design.

Charlottesville, Virginia based architect offering sustainable design, consulting services, buildings, and green architecture.

Offers green building technical consulting and process management. Includes recent and ongoing projects, and presentations. Offices in Richmond, Virginia and Silver Spring, Maryland.

Specialising in sustainable design and construction of straw-built homes in New Zealand.