Brite Products
- Offers a range of zinc-rich paints for topcoating of galvanized steel, and for priming of bare steel and iron. Technical data and a surface preparation guide.
- http://www.briteproducts.com/

Triple-S Chemical Products, Inc.
- Supplies and manufactures patinas, metal coloring, and antique solutions to oxidize copper, brass and bronze. Product and chemical lists and prices are provided. Based in Los Angeles, California.
- http://www.ssschemical.com/

Stainless Steel Coatings, Inc.: STEEL IT
- Manufacturer and distributor of a full line of specialized, high performance metallic coatings sold under the brand name of STEEL IT. Features a mailing list, product listings, and contact details. Based in South Lancaster, Massachusetts.
- http://www.steel-it.com/

Advanced Surfaces And Processes, Inc.
- Designs and manufactures Electro-Spark Deposition (ESD) equipment that provides metallurgically bonded coatings and deposits, with no heat affect on the substrate. Based in Cornelius, Oregon.
- http://www.advanced-surfaces.com/

ZRC Worldwide
- International manufacturer of zinc rich galavanizing compounds for protection of iron and steel against corrosion. Product information, case histories, specifications and technical quides.
- http://www.zrcworldwide.com/

PPG Industries Inc.
- Manufacture an extensive line of coil and extrusion coatings for use in interior and exterior architectural application. Technical specifications and data available for download in pdf format.
- http://www.ppgcoexcoatings.com/