- 0181 - Ornamental Nursery Products (2 Companies)
- 0191 - General Farms, Primarily Crop (1 Company)
- 0741 - Veterinary Services For Livestock (1 Company)
- 0742 - Veterinary Services, Specialties (6 Companies)
- 0752 - Animal Specialty Services (6 Companies)
- 0781 - Landscape Counseling And Planning (1 Company)
- 0782 - Lawn And Garden Services (4 Companies)
- 0811 - Timber Tracts (1 Company)
- 1382 - Oil And Gas Exploration Services (1 Company)
- 1389 - Oil And Gas Field Services (2 Companies)
- 1521 - Single Family Housing Construction (14 Companies)
- 1542 - Nonresidential Construction (8 Companies)
- 1611 - Highway And Street Construction (1 Company)
- 1623 - Water, Sewer And Utility Lines (1 Company)
- 1711 - Plumbing, Heating, Air Conditioning (16 Companies)
- 1731 - Electrical Work (3 Companies)
- 1742 - Plastering, Drywall And Insulation (2 Companies)
- 1743 - Terrazzo, Tile, Marble And Mosaic Work (2 Companies)
- 1751 - Carpentry Work (1 Company)
- 1752 - Floor Laying & Floor Work (1 Company)
- 1761 - Roofing, Siding & Sheetmetal Work (4 Companies)
- 1771 - Concrete Work (2 Companies)
- 1791 - Structural Steel Erection (1 Company)
- 1799 - Special Trade Contractors (6 Companies)
- 2011 - Meat Packing Plants (1 Company)
- 2299 - Textile Goods (1 Company)
- 2411 - Logging (3 Companies)
- 2421 - Sawmills & Planing Mills, General (2 Companies)
- 2711 - Newspapers (1 Company)
- 2721 - Periodicals, Manufacturing (1 Company)
- 2741 - Miscellaneous Publishing (2 Companies)
- 2759 - Commercial Printing (1 Company)
- 2813 - Industrial Gases (1 Company)
- 2833 - Medicinal Chemicals & Botanical (1 Company)
- 2869 - Industrial Organic Chemicals (1 Company)
- 2911 - Petroleum Refining (3 Companies)
- 2951 - Asphalt Paving Mixtures & Blocks (1 Company)
- 3498 - Fabricated Pipe & Fittings (1 Company)
- 3571 - Electronic Computers (1 Company)
- 3578 - Calculating And Accounting Equipment (2 Companies)
- 3699 - Electrical Equipment And Supplies (1 Company)
- 3949 - Sporting And Athletic Goods (2 Companies)
- 3993 - Signs And Advertising Specialties (2 Companies)
- 3999 - Manufacturing Industries (1 Company)
- 4111 - Local & Suburban Transit (1 Company)
- 4131 - Intercity & Rural Bus Transportation (1 Company)
- 4212 - Local Trucking, Without Storage (10 Companies)
- 4213 - Trucking, Except Local (3 Companies)
- 4215 - Courier Services, Except By Air (1 Company)
- 4225 - General Warehousing And Storage (9 Companies)