 Unistrut
 - Offers a wide range of metal framing systems and applications.- Catnic
- Manufacturer and supplier of steel lintels, stainless steel mesh, and other building products and components.
- Roll Formed Parts and Shapes
- Directory of manufacturers of roll formed parts and materials.
- SteelAds.com
- Offers ads and access to online global trading information of immediate value to sellers, buyers, agents, dealers, and other parties in respect to steel, metals, ores, and other commodities of international trade.
- Macwest Steel
- Specializes in steel roofing and cladding for residential, commercial, and industrial structures. Also supplies steel, aluminium, and pre-finished metals for appliance or metal enclosure fabrications. Based in Montreal, Canada.
- West Coast Copper World
- Offering copper architectural and ornamental products.
- Empire Steel Erectors
- Specializes in structural steel and concrete tiltwall erection.
- US Steel Construction
- Supplier of coated steel sheet products for use in roofing, siding, and framing applications.
- Amerimax Building Products
- Manufacturer of aluminum coil, patio covers, pergolas, RV siding & doors, and vinyl windows for home improvement contractors.
- Design and Build with Metal
- Dedicated to delivering news and information about metal construction products such as metal roofing, metal wall systems, metal buildings, and cold-formed steel framing.
- Drive Rite Piering System
- Manufactures steel piers and other foundation repair products. Includes a network of foundation repair and underpinning contractors specializing in home and commercial applications.
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