Class 037
Construction and Repair Services
Class 038
Communications Services
Class 039
Transportation & Storage Services
Class 040
Treatment & Processing of Materials Services
Class 041
Education and Entertainment Services
Class 042
Computer & Software Services & Scientific Services
Industrial plant construction and repair services; construction of industrial facilities; providing field installation of equipment and systems; and providing fabrication services (namely the prefabrication of piping stools, structural steel, vessels, mechanical equipment, and electrical equipment as individual components or as assembled skid assembles or modules).
