Founded in 1955, Zero Mountain operates various cold storage warehouses throughout Arizona. The company employs approximately 300 people and provides over 30 million cubic feet of control temperature storage in Fort Smith, Johnson, Lowell and Russellville, Ark. It is approved by the Independent American Sanitation Institute and is certified by the United States Department of Agriculture. Zero Mountain offers loading and unloading operations on low-temperature docks. The company features ammonia refrigeration, palletization and computerized radio frequency inventory control systems. Its computer response system and trained personnel work directly with customers who require online communications and system-to-system compatibility. Zero Mountain has partnerships with Cargill Foods, Simmons, Tyson, Wal-Mart and ConAgra Foods.