Custom manufacture and fabrication of stock tanks, pressure vessels; manufacture and fabrication of oilfield equipment, namely, fuel tanks, mud tanks, gen set skids, BOP stack frames, DNV certified baskets, water tanks, catwalks, dust collectors, batch mixing tanks, platforms and rig decks; custom manufacture and fabrication of mobile fueling tanks; assembly of products for others in the refining, petrochemical, onshore and offshore exploration and production, transportation, agriculture, construction, military, power generation, environmental and waste treatment, pulp and paper, and engineering industries; manufacturing services for others in the field of transportation, material handling, and off-road vehicle industries, namely, engine and cylinder mounts, crane and forklift booms, frame and cab assemblies; manufacturing services for others in the field of offshore drilling, namely, marine, surge and mud tanks, high-pressure systems, BOP stacks, landing pads and foundations; manufacturing services for others in the field of power generation, oil field, land drilling and chemical industries, namely, skids and skid-mounted equipment, frac tanks and mud systems; manufacturing services for others in the field of double wall environmental tanks, waste oil storage tanks and hazardous chemical storage tanks

Custom design and engineering of stock tanks, pressure vessels, oilfield equipment, fuel tanks, mud tanks, water tanks, mobile fueling tanks and equipment used in the refining, petrochemical, onshore and offshore exploration and production, transportation, agriculture, construction, military, power generation, environmental and waste treatment, pulp and paper, and engineering industries; testing and research on machines, apparatus and instruments