Big Iron Oilfield Services is a company based in the United States that specializes in manufacturing ASME code and non-code equipment, turnkey modular equipment systems, midstream pipeline launchers, and receivers. They offer services such as piping fabrication, Quad-O certified combustors, storage tanks, field services, and refurbishment services for vessels, tanks, and firetubes. With a 45,000 sq ft fabrication space and advanced equipment, they provide transportation and delivery services using knuckle boom trucks, heavy haul road trucks, and hot shot trucks. Their engineering and design facilities are strategically designed to maximize production efficiencies for oil and gas recovery, offering customized vessel and facility design solutions.