The Modern Welding Company of California manufactures a variety of custom-fabricated metal products. The company produces underground and aboveground pressure vessels and other steel products. It serves the petroleum, chemical and agricultural industries throughout the United States. The Modern Welding Company of California manufactures storage, compartment and fire-rated tanks. The company also offers fuel dispensing systems and gravity displacement oil water separator lines. It provides circular refuse containers for public and municipal waste management, handling and control services. The Modern Welding Company of California additionally produces welded pipes, bins, hoppers and underground mining support arches. The company is a part of Modern Welding Company, which was founded in 1932.