- 0181 - Ornamental Nursery Products (7 Companies)
- 0191 - General Farms, Primarily Crop (14 Companies)
- 0272 - Horse And Other Equines (1 Company)
- 0291 - General Farms, Primarily Animals (1 Company)
- 0721 - Crop Planting And Protection (1 Company)
- 0741 - Veterinary Services For Livestock (13 Companies)
- 0742 - Veterinary Services, Specialties (13 Companies)
- 0752 - Animal Specialty Services (28 Companies)
- 0781 - Landscape Counseling And Planning (30 Companies)
- 0782 - Lawn And Garden Services (24 Companies)
- 0783 - Ornamental Shrub And Tree Services (24 Companies)
- 0811 - Timber Tracts (2 Companies)
- 1241 - Coal Mining Services (1 Company)
- 1382 - Oil And Gas Exploration Services (5 Companies)
- 1389 - Oil And Gas Field Services (6 Companies)
- 1500 - General Contractors (5 Companies)
- 1521 - Single Family Housing Construction (107 Companies)
- 1522 - Residential Construction (6 Companies)
- 1542 - Nonresidential Construction (31 Companies)
- 1611 - Highway And Street Construction (18 Companies)
- 1623 - Water, Sewer And Utility Lines (13 Companies)
- 1629 - Heavy Construction (1 Company)
- 1711 - Plumbing, Heating, Air Conditioning (103 Companies)
- 1721 - Painting And Paper Hanging (21 Companies)
- 1731 - Electrical Work (33 Companies)
- 1741 - Masonry And Other Stonework (18 Companies)
- 1742 - Plastering, Drywall And Insulation (3 Companies)
- 1743 - Terrazzo, Tile, Marble And Mosaic Work (10 Companies)
- 1751 - Carpentry Work (22 Companies)
- 1752 - Floor Laying & Floor Work (3 Companies)
- 1761 - Roofing, Siding & Sheetmetal Work (30 Companies)
- 1771 - Concrete Work (32 Companies)
- 1781 - Water Well Drilling (7 Companies)
- 1791 - Structural Steel Erection (1 Company)
- 1794 - Excavation Work (22 Companies)
- 1795 - Wrecking & Demolition Work (2 Companies)
- 1796 - Installing Building Equipment (5 Companies)
- 1799 - Special Trade Contractors (49 Companies)
- 2024 - Ice Cream & Frozen Desserts (1 Company)
- 2051 - Bread, Cake & Related Products (1 Company)
- 2082 - Malt Beverages (2 Companies)
- 2084 - Wines, Brandy & Brandy Spirits (1 Company)
- 2086 - Bottled & Canned Soft Drinks (1 Company)
- 2395 - Pleating & Stitching (1 Company)
- 2421 - Sawmills & Planing Mills, General (1 Company)
- 2431 - Millwork (1 Company)
- 2451 - Mobile Homes, Manufacturing (3 Companies)
- 2515 - Mattress & Bedsprings (1 Company)
- 2621 - Paper Mills (5 Companies)
- 2679 - Converted Paper & Paperboard Prods, Nec (1 Company)
- 2711 - Newspapers (3 Companies)
- 2721 - Periodicals, Manufacturing (1 Company)
- 2759 - Commercial Printing (14 Companies)
- 2789 - Bookbinding & Related Work (1 Company)
- 2813 - Industrial Gases (4 Companies)
- 2819 - Industrial Inorganic Chemicals (1 Company)
- 2892 - Explosives, Manufacturing (1 Company)
- 2899 - Chemicals Preparations, Nec (3 Companies)
- 2911 - Petroleum Refining (5 Companies)
- 2951 - Asphalt Paving Mixtures & Blocks (4 Companies)
- 3089 - Plastics Products (1 Company)
- 3211 - Flat Glass (2 Companies)
- 3255 - Clay Refractories (1 Company)
- 3271 - Concrete Block & Brick (1 Company)
- 3272 - Concrete Products (4 Companies)
- 3273 - Ready Mixed Concrete (1 Company)
- 3312 - Blast Furnaces And Steel Mills (1 Company)
- 3398 - Metal Heat Treating (1 Company)
- 3432 - Plumbing Fixture Fittings & Trim (1 Company)
- 3433 - Heating Equipment, Except Electric (2 Companies)
- 3441 - Fabricated Structural Metal (1 Company)
- 3443 - Fabricated Plate Work (Boiler Shops) (1 Company)
- 3444 - Sheet Metalwork (9 Companies)
- 3469 - Metal Stampings (2 Companies)
- 3471 - Plating And Polishing (1 Company)
- 3479 - Metal Coating & Allied Services (2 Companies)
- 3524 - Lawn And Garden Equipment (1 Company)
- 3542 - Machine Tools, Metal Forming Type (1 Company)
- 3567 - Ndustrial Furnaces And Ovens (1 Company)
- 3578 - Calculating And Accounting Equipment (3 Companies)
- 3589 - Service Industry Machinery (2 Companies)
- 3592 - Carburetors, Pistons, Rings And Valves (1 Company)
- 3633 - Household Laundry Equipment (1 Company)
- 3651 - Household Audio And Video Equipment (1 Company)
- 3699 - Electrical Equipment And Supplies (8 Companies)
- 3711 - Motor Vehicles And Car Bodies (20 Companies)
- 3714 - Motor Vehicle Parts And Accessories (3 Companies)
- 3799 - Transportation Equipment (1 Company)
- 3841 - Surgical And Medical Instruments (1 Company)
- 3842 - Orthopedic , Prosthetic And Surgical Appliances An (7 Companies)
- 3949 - Sporting And Athletic Goods (3 Companies)
- 3993 - Signs And Advertising Specialties (11 Companies)
- 3999 - Manufacturing Industries (4 Companies)
- 4011 - Railroads, Line Haul Operating (1 Company)
- 4111 - Local & Suburban Transit (8 Companies)
- 4119 - Local Passenger Transportation (11 Companies)
- 4121 - Taxicabs (1 Company)
- 4131 - Intercity & Rural Bus Transportation (4 Companies)
- 4141 - Local Bus Charter Service (4 Companies)
- 4142 - Bus Charter Service, Except Local (2 Companies)
