Dyna-Mac Holdings Ltd., an investment holding company, engineers, fabricates, and constructs offshore floating production storage offloading and floating storage offloading topside modules for the oil and gas industries. The company operates through two segments, Module Business and Ad-hoc Projects. It is involved in the engineering, procurement, and construction of specialized process and control equipment modules, including separators, heat exchangers, coolers, pumps, electrical equipment, process piping, and control valves and panels that are installed on steel structural frames and connected to operate as an integrated facility, as well as power generation and accommodation modules. The company constructs modules for refineries, chemical and pharmaceutical plants, LNG liquefaction plants, LNG terminals, and pharmaceutical plants.