- 0116 - Soybeans (1 Company)
- 0191 - General Farms, Primarily Crop (4 Companies)
- 0241 - Dairy Farms (2 Companies)
- 0254 - Poultry Hatcheries (1 Company)
- 0741 - Veterinary Services For Livestock (8 Companies)
- 0742 - Veterinary Services, Specialties (13 Companies)
- 0752 - Animal Specialty Services (27 Companies)
- 0781 - Landscape Counseling And Planning (7 Companies)
- 0782 - Lawn And Garden Services (13 Companies)
- 0783 - Ornamental Shrub And Tree Services (6 Companies)
- 0811 - Timber Tracts (4 Companies)
- 0971 - Hunting, Trapping And Game Propagation (1 Company)
- 1311 - Crude Petroleum And Natural Gas (1 Company)
- 1321 - Natural Gas Liquids (1 Company)
- 1382 - Oil And Gas Exploration Services (3 Companies)
- 1389 - Oil And Gas Field Services (4 Companies)
- 1500 - General Contractors (4 Companies)
- 1521 - Single Family Housing Construction (85 Companies)
- 1522 - Residential Construction (14 Companies)
- 1541 - Industrial Buildings And Warehouses (2 Companies)
- 1542 - Nonresidential Construction (24 Companies)
- 1611 - Highway And Street Construction (9 Companies)
- 1623 - Water, Sewer And Utility Lines (7 Companies)
- 1629 - Heavy Construction (6 Companies)
- 1711 - Plumbing, Heating, Air Conditioning (58 Companies)
- 1721 - Painting And Paper Hanging (3 Companies)
- 1731 - Electrical Work (18 Companies)
- 1741 - Masonry And Other Stonework (3 Companies)
- 1742 - Plastering, Drywall And Insulation (9 Companies)
- 1743 - Terrazzo, Tile, Marble And Mosaic Work (5 Companies)
- 1751 - Carpentry Work (6 Companies)
- 1752 - Floor Laying & Floor Work (3 Companies)
- 1761 - Roofing, Siding & Sheetmetal Work (15 Companies)
- 1771 - Concrete Work (14 Companies)
- 1791 - Structural Steel Erection (2 Companies)
- 1793 - Glass & Glazing Work (1 Company)
- 1794 - Excavation Work (2 Companies)
- 1795 - Wrecking & Demolition Work (8 Companies)
- 1796 - Installing Building Equipment (1 Company)
- 1799 - Special Trade Contractors (41 Companies)
- 2011 - Meat Packing Plants (2 Companies)
- 2024 - Ice Cream & Frozen Desserts (1 Company)
- 2082 - Malt Beverages (3 Companies)
- 2086 - Bottled & Canned Soft Drinks (1 Company)
- 2395 - Pleating & Stitching (6 Companies)
- 2421 - Sawmills & Planing Mills, General (2 Companies)
- 2431 - Millwork (1 Company)
- 2511 - Wood Household Furniture (1 Company)
- 2515 - Mattress & Bedsprings (1 Company)
- 2621 - Paper Mills (3 Companies)
