- 0139 - Field Crops, Except Cash Grain (1 Company)
- 0181 - Ornamental Nursery Products (1 Company)
- 0191 - General Farms, Primarily Crop (6 Companies)
- 0241 - Dairy Farms (1 Company)
- 0254 - Poultry Hatcheries (1 Company)
- 0741 - Veterinary Services For Livestock (10 Companies)
- 0742 - Veterinary Services, Specialties (11 Companies)
- 0751 - Livestock Services, Except Veterinary (1 Company)
- 0752 - Animal Specialty Services (9 Companies)
- 0781 - Landscape Counseling And Planning (3 Companies)
- 0782 - Lawn And Garden Services (6 Companies)
- 0783 - Ornamental Shrub And Tree Services (2 Companies)
- 1422 - Crushed And Broken Limestone (1 Company)
- 1500 - General Contractors (1 Company)
- 1521 - Single Family Housing Construction (6 Companies)
- 1522 - Residential Construction (1 Company)
- 1541 - Industrial Buildings And Warehouses (1 Company)
- 1542 - Nonresidential Construction (5 Companies)
- 1611 - Highway And Street Construction (2 Companies)
- 1623 - Water, Sewer And Utility Lines (2 Companies)
- 1629 - Heavy Construction (2 Companies)
- 1711 - Plumbing, Heating, Air Conditioning (22 Companies)
- 1721 - Painting And Paper Hanging (2 Companies)
- 1731 - Electrical Work (5 Companies)
- 1741 - Masonry And Other Stonework (1 Company)
- 1742 - Plastering, Drywall And Insulation (1 Company)
- 1743 - Terrazzo, Tile, Marble And Mosaic Work (1 Company)
- 1751 - Carpentry Work (5 Companies)
- 1761 - Roofing, Siding & Sheetmetal Work (4 Companies)
- 1771 - Concrete Work (2 Companies)
- 1793 - Glass & Glazing Work (1 Company)
- 1794 - Excavation Work (3 Companies)
- 1795 - Wrecking & Demolition Work (2 Companies)
- 1799 - Special Trade Contractors (7 Companies)
- 2015 - Poultry Slaughtering & Processing (2 Companies)
- 2395 - Pleating & Stitching (1 Company)
- 2421 - Sawmills & Planing Mills, General (1 Company)
- 2431 - Millwork (1 Company)
- 2621 - Paper Mills (1 Company)
- 2711 - Newspapers (1 Company)
- 2752 - Commercial Printing, Lithographic (3 Companies)
- 2759 - Commercial Printing (9 Companies)
- 2911 - Petroleum Refining (2 Companies)
- 2951 - Asphalt Paving Mixtures & Blocks (1 Company)
- 3211 - Flat Glass (1 Company)
- 3272 - Concrete Products (1 Company)
- 3441 - Fabricated Structural Metal (1 Company)
- 3444 - Sheet Metalwork (4 Companies)
- 3578 - Calculating And Accounting Equipment (1 Company)
- 3599 - Industrial Machinery (4 Companies)