• Standards and Labs:  American National Standards Institute  American Society for Nondestructive Testing  American Society for Testing and Materials  Canadian Standards Association/ CSA International   Construction Specifications Institute  Factory Mutual  ISO - International Organization for Standardization  Underwriters Laboratories
• Contractors:  Associated Builders & Contractors  Associated General Contractors  American Society of Concrete Contractors  American Subcontractors Association  Blow-in-Blanket Contractors Association   National Association of Home Builders  National Association of the Remodeling Industry  National Demolition Assocation  National Electrical Contractors Association  National Sunroom Association  National Tile Contractors Association  Plumbing-Heating-Cooling Contractors of California
• Aluminum: Aluminum Association  Aluminum Extruders Council
  National Association of Aluminum Distributors
• Building Automation/ "Smart House": Continental Automated Buildings Association  Custom Electronic Design & Installation Association   Home Automation Association
• Concrete: American Concrete Institute  National Aggregates Association  American Shotcrete Association  Concrete Foundations Association   Concrete Reinforcing Steel Institute  Deep Foundations Institute International Concrete Repair Institute  National Aggregates Association  Portland Cement Association   Post-Tensioning Institute  Precast-Prestressed Concrete Institute| Tilt-Up Concrete Association   Wire Reinforcement Institute
• Disabled Access: American with Disabilities Act - Resources for Architects, Engineers, Contractors & The Disabled  California Division of the State Architect's (DSA) Universal Design Web Pages  DSA Universal Design Links  Canadian Disabled Individuals Association   Dis-Abilities.com  Fair Housing Accessibility FIRST (HUD)  National Organization of Disability  National Resource Center on Supportive Housing and Home Modification
• Electrical / Lighting:  International Dark Sky Association International Electrotechnical Commission  National Electrical Manufacturer Association  National Council on the Qualifications for the Lighting Professions  National Joint Apprenticeship and Training Committee
• Energy Conservation/Recycling: Alliance to Save Energy  International Institute for Energy Conservation  American Solar Energy Society  BuildingEnvelopes.org   California Energy Commission Greengrid  Development Center for Appropriate Technology  U.S. DOE High Performance Buildings Database  Home Ventilating Institute  International Solar Energy Society  Interstate Renewable Energy Council  National Fenestration Rating Council  National Hydrogen Association  North American Insulation Manufacturers Association  Schools Going Solar  Solar Electric Power  U.S. Department of Energy's Energy Efficiency and Renewable Energy Network  U.S. Green Building Council
• Exterior Wall Systems: Exterior Insulation and Finish Systems Industry  Vinyl Siding Institute
• Fire Suppression: American Fire Sprinkler Association  Automatic Fire Alarm Association  Fire Sprinkler Coalition  Firewise   National Fire Sprinkler Association  National Association of State Foresters  National Wildfire Coordinating Group  Smoke Safety Council  US Fire Administration
• Glazing:  American Architectural Manufacturers Association  Glass and Architectural Metals Associations Glass Association of North America   Glazing Industry Code Committee  Insulating Glass Manufacturers Association of Canada  National Glass Association   Primary Glass Manufacturers Council  Protective Glazing Association  Safety Glazing Certification Council
• Grading: American Concrete Pipe Association
• Interior Wall Systems: Association of the Wall and Ceiling Industries  California Wall & Ceiling Association  Ceiling and Interior Systems Construction Association   Finishing Contractors Association   Gypsum Association
• Masonry/ Stone:  Brick Institute  National Concrete Masonry Association  Marble Institute of America  Masonry Institute of America
• Mechanical / HVAC:  Air Conditioning Contractors Association  Air Movement and Control Association International  Air-Conditioning & Refrigeration Institute  Environmental Health & Safety Online  Institute of Heating and Air Conditioning Industries   Sheet Metal and Air Conditioning Contractor's National Association
• NPDES/SUSMP:  California Stormwater Quality Association   Los Angeles & San Gabriel Rivers Watershed Council  
• Paint and Coatings: Society for Protective Coatings
• Plastics:  Composites Fabricators Association  Expanded Polystyrene Molders Association  Society of the Plastics Industry  Vinyl Institute
• Roofing: Asphalt Roofing Manufacturers Association  Cedar Shake & Shingle Bureau  Institute of Roofing & Waterproofing Consultants   National Roofing Contractors Association   Roofing Contractors Association of Southern California  Roofing Industry Educational Institute  Single Ply Roofing Institute  Western States Roofing Contractors Association
• Plumbing:  American Gas Association  Cast Iron Soil Pipe Institute  International Copper Association  Ductile Iron Pipe Research Association    Gas Appliance Manufacturers Association  National Sanitation Foundation International  Plumbing Manufacturers Institute  Southern California Waste Management Forum  World Plumbing Council
• Steel:  American Galvanizers Assocation  American Institute of Steel Construction  American Iron and Steel Institute| American Welding Society  Iron and Steel Society  Metal Building Manufacturers Association  Steel Deck Institute  Steel Joist Institute  Steel Link (Steel Detailers & Fabricators)  Steel Structures Technology Center
• Timber:  American Forest & Paper Association  American Wood Council  American Wood-Preservers' Assocation  American Wood Preservers Institute  APA-Engineered Wood   Building Materials and Wood Technology   California Redwood Association  Canadian Wood Council  Composite Panel Association  Forest Products Society  Hardwood Plywood & Veneer Association  National Wood Window and Door Association  Southern Forest Products Association   Structural Board Assocation  Western Red Cedar Lumber Association  Western Wood Preservers Institute   Western Wood Products Association   Wood Moulding and Millwork Producers Assocation   Wood Truss Council of America
• Windows and Doors:  California Assoc. of Window Manufacturers  Centre for Window and Cladding Technology  International Door Association  National Replacement Window Advisory Service  National Wood Window and Door Association  Steel Door Institute
• Other:  Acoustical Society of America  American Association of Home and Services for the Aging   American Society of Professional Estimators   Better Business Bureau  Builders Resources & Information Exchange - (UK)  Building Industry Association  Building Industry Association of Southern California   Building Industry Institute  California Building Industry Foundation  California Building Industry Association  Carpet And Rug Institute   Design-Build Institute of America  FireSafe Directory California  Habitat for Humanity  Institute for Business & Home Safety  International Council of Shopping Centers  Manufactured Housing Institute  National Association of Women in Construction  National Institute of Building Services  National Spa & Pool Institute   Partnership for Advancing Technology in Housing  Society of Industrial and Office Realtors  Southern Gas Association  Urban Land Institute

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