AL HOLLA CONCRETE TECHNOLOGY COMPANY (CONTECH) L.L.C.

Structural Steel and Precast Concrete Contractors

NAICS #23812 | This industry comprises establishments primarily engaged in: (1) erecting and assembling structural parts made from steel or precast concrete (e.g., steel beams, structural steel components, and similar products of precast concrete); and/or (2) assembling and installing other steel construction products (e.g., steel rods, bars, rebar, mesh, and cages) to reinforce poured-in-place concrete. The work performed may include new work, additions, alterations, maintenance, and repairs. Establishments primarily engaged in pouring concrete at the construction site for building foundations or structural elements are classified in Industry 238110, Poured Concrete Foundation and Structure Contractors.

All Other Specialty Trade Contractors

NAICS #23899 | This industry comprises establishments primarily engaged in specialized trades (except foundation, structure, and building exterior contractors; building equipment contractors; building finishing contractors; and site preparation contractors). The specialty trade work performed includes new work, additions, alterations, maintenance, and repairs. Foundation, structure, and building exterior work--are classified in Industry Group 2381, Foundation, Structure, and Building Exterior Contractors; Installing, repairing, or maintaining building mechanical systems--are classified in Industry Group 2382, Building Equipment Contractors; Finishing buildings--are classified in Industry Group 2383, Building Finishing Contractors; Paving public highways, streets, and roads--are classified in Industry 237310, Highway, Street, and Bridge Construction; Construction equipment rental with an operator (except cranes) or preparing land for building construction--are classified in Industry 238910, Site Preparation Contractors; Construction equipment rental without an operator--are classified in U.S. Industry 532412, Construction, Mining, and Forestry Machinery and Equipment Rental and Leasing; Radon testing--are classified in Industry 541380, Testing Laboratories; Power washing and other building exterior cleaning (except sandblasting)--are classified in Industry 561790, Other Services to Buildings and Dwellings; and Environmental remediation work, such as asbestos abatement--are classified in Industry 562910, Remediation Services.

Cement and Concrete Product Manufacturing

NAICS #3273 |

Other Concrete Product Manufacturing

NAICS #32739 | This industry comprises establishments primarily engaged in manufacturing concrete products (except block, brick, and pipe). Manufacturing concrete brick and block--are classified in U.S. Industry 327331, Concrete Block and Brick Manufacturing; and Manufacturing concrete pipe--are classified in U.S. Industry 327332, Concrete Pipe Manufacturing.

Fabricated Structural Metal Manufacturing

NAICS #332312 | This U.S. industry comprises establishments primarily engaged in fabricating structural metal products, such as concrete reinforcing bars and fabricated bar joists. Manufacturing metal windows and doors--are classified in U.S. Industry 332321, Metal Window and Door Manufacturing; Manufacturing metal studs--are classified in U.S. Industry 332322, Sheet Metal Work Manufacturing; Constructing buildings, bridges, and other heavy construction projects on site--are classified in Sector 23, Construction; Building ships, boats and barges--are classified in Industry 33661, Ship and Boat Building; and Prefabricating metal buildings, panels, and sections--are classified in U.S. Industry 332311, Prefabricated Metal Building and Component Manufacturing.

Oil and Gas Field Machinery and Equipment Manufacturing

NAICS #333132 | This U.S. industry comprises establishments primarily engaged in (1) manufacturing oil and gas field machinery and equipment, such as oil and gas field drilling machinery and equipment; oil and gas field production machinery and equipment; and oil and gas field derricks and (2) manufacturing water well drilling machinery. Manufacturing offshore oil and gas well drilling and production floating platforms--are classified in U.S. Industry 336611, Ship Building and Repairing; Manufacturing underground mining drills--are classified in U.S. Industry 333131, Mining Machinery and Equipment Manufacturing; and Manufacturing pumps and pumping equipment--are classified in U.S. Industry 333911, Pump and Pumping Equipment Manufacturing.

All Other Miscellaneous Manufacturing

NAICS #33999 | This industry comprises establishments primarily engaged in miscellaneous manufacturing (except medical equipment and supplies, jewelry and flatware, sporting and athletic goods, dolls, toys, games, office supplies (except paper), and signs). Manufacturing medical equipment and supplies--are classified in Industry Group 3391, Medical Equipment and Supplies Manufacturing; Manufacturing jewelry and flatware--are classified in Industry 33991, Jewelry and Silverware Manufacturing; Manufacturing sporting and athletic goods--are classified in Industry 339920, Sporting and Athletic Goods Manufacturing; Manufacturing dolls, toys, and games--are classified in Industry 33993, Doll, Toy, and Game Manufacturing; Manufacturing office supplies (except paper)--are classified in Industry 33994, Office Supplies (except Paper) Manufacturing; Manufacturing signs--are classified in Industry 339950, Sign Manufacturing; Manufacturing concrete burial vaults--are classified in Industry 327390, Other Concrete Product Manufacturing; Manufacturing Christmas tree glass ornaments and glass lamp shades--are classified in Industry 32721, Glass and Glass Product Manufacturing; Manufacturing Christmas tree lighting sets--are classified in Industry 33512, Lighting Fixture Manufacturing; Manufacturing beauty and barber chairs--are classified in Industry 33712, Household and Institutional Furniture Manufacturing; Manufacturing burnt wood articles--are classified in Industry 32199, All Other Wood Product Manufacturing; Dressing and bleaching furs--are classified in Industry 316110, Leather and Hide Tanning and Finishing; Manufacturing paper, textile, and metal lamp shades--are classified in Industry 33512, Lighting Fixture Manufacturing; Manufacturing plastics lamp shades--are classified in Industry 32619, Other Plastics Product Manufacturing; Manufacturing matches--are classified in Industry 32599, All Other Chemical Product and Preparation Manufacturing; Manufacturing metal products, such as metal combs and hair curlers,--are classified in Industry 33299, All Other Fabricated Metal Product Manufacturing; Manufacturing plastics products, such as plastics combs and hair curlers,--are classified in Industry 32619, Other Plastics Product Manufacturing; and Manufacturing electric hair clippers for use on humans--are classified in Industry 33521, Small Electrical Appliance Manufacturing.