Cover-It Manufacturer of portable, fabric covered steel frame tubing temporary structures. Shows garages and portable greenhouses, aircraft hangars and industrial storage shed photos and pricing. http://www.coverit.com/

American Spaceframe Fabricators Specializing in fabric structures using tubular space frame systems and architecturally pleasing for public and military use facilities. http://www.asfi.net/

Green Frog Shelters Supplier for all major brands of portable and temporary shelters will accommodate every size and budget need. http://www.nwrain.com/~froggy/shelters/

Sopers Inc. Fabric solutions such as tension, dome and frame air structures, flexible ducts, enclosure systems, safety and environmental products. http://www.sopers.com

Sprung Instant Structures Manufacturer stressed membrane structures consisting of a series of aluminum arched ribs integrally connected by modular architectural membrane panels. http://www.sprung.com/

TFS Design Suppliers of tension fabric structures using a lightweight medium that can be manipulated by the designer or architect for production needs. http://TFSDesign.com/

Universal Fabric Structures Manufacture pre-fabricated, clear-span, tension fabric membrane buildings, shelters and structures. Includes an application guide and picture library . http://www.ufsinc.com/

Alaska Structures Designs and manufactures for military, commercial, industrial, and recreational applications. Includes product overviews. http://www.alaskastructures.com/

Mahaffey Fabric Structures Manufacture temporary, relocatable fabric structures available for rent or purchase. Product photographs, specifications and FAQs. http://www.fabricstructures.com/

Summit Structures Offers pre-engineered steel-framed, fabric-covered buildings for all industrial and commercial uses. A division of Cover-All Building Systems. http://www.summitstructures.com/

ClearSpan Modular Structures Manufacturers of tensioned membrane structures. Lists features, photos, dealers and contact details. http://www.clearspanonline.com

Industrial Fabrics Association International International trade organization, representing the technical and industrial fabrics manufacturers. Very large site with a great amount of information on the industry, the manufacturers, magazines, FAQs and links to related web sites. http://www.ifai.com/

Sky Span International Design, manufacture, installation and maintenance of tensile fabric structures. Includes a project portfolio and a downloadable brochure . http://www.skyspan.com/home.html

Strarch International Ltd Designs and constructs large clear span and stressed arch structures. Consulting services are also available. http://www.strarch.com/

ITEK-USA Manufacturer of inflatable, prefabricated buildings. Shows pictures and basic information. http://ragge-and-willow.com/IT/entry/const.html

The Farley Group Offering air supported structures from sales, service and leasing of recreational, commercial, and industrial facilities. Pictures and product information. http://www.thefarleygroup.com

SIMA Pictures of shelters being offered for farm storage, livestock barns, riding arenas, quonset garage, boathouse and greenhouse. http://www.aquapoolsandspas.com/shelters.html

Clamshell Buildings Relocatable tension fabric structures for temporary or permanent uses. Pictures and profiles. http://www.clamshell.com

Architen Founded in 1982 to promote and develop tension fabric structures. Sixteen years on, with over 900 projects completed. http://www.architen.com/

ASI Design Complete architectural fabric enclosures for office buildings, airport terminals, restaurants and other public spaces; shade canopies and architectural awnings; long span structures such as stadium arena enclosures. http://www.asidesign.com/