- Aerospace Technology
- American Institute of Architects
- American Institute of Steel Construction
- American Iron & Steel Institute
- American Welding Society
- American Society for Testing & Materials
- American Zinc Association
- The Architect’s Catalog, Inc.
- ASM International
- Asosiasi Galvanis Indonesia
- Association of Iron & Steel Engineers
- Associazone Italiana Zincatura
- Bridge Grid Flooring Manufacturers Association
- Canadian Institute of Steel Construction
- CC Technologies
- Construction Specifications Institute
- Delstar Metal Finishing, Inc.
- Design and Build with Metal
- Environmental Protection Agency
- European General Galvanizers Association
- Finishing.com
- Galvanizers Association of Australia
- Galvanizers Association
- GalvInfo
- Hot-Dip Galvanizers Association of Southern Africa
- Industrial Fasteners Institute
- International Lead Zinc Research Organization
- International Lead & Zinc Study Group
- International Zinc Association
- Just-Contractors.com
- Korea Galvanizers Association
- Metal Building Information Guide & Resources
- NACE International – The Corrosion Society
- National Institute of Steel Detailing
- National Society of Professional Engineers
- National Surface Treatment Center
- Praxiom Research Group Limited — ISO 9000 Translated into Plain English
- ProGalva
- Steel Structures Painting Council
- Steel Technology
- Thomas Global Register — A directory of 700,000 industrial manufacturers from 28 countries, classified by industrial products and services categories.
- Transportation- & highway-related Web sites
- Zinc For Life
