Merchant Metals is one of the largest manufacturers as well as distributors of fence systems in the United States. The company has been providing fencing and accessories for more than 50 years. Based in Hayward, Calif., its product line comprises security solutions for industrial, commercial and residential applications. Merchant Metals also offers access control products, wood, temporary fencing and chain link fabric. In addition, the company's ornamental fences have uses in architecture and landscape designs.