- 0139 - Field Crops, Except Cash Grain (2 Companies)
- 0181 - Ornamental Nursery Products (4 Companies)
- 0182 - Food Crops Grown Under Cover (1 Company)
- 0191 - General Farms, Primarily Crop (6 Companies)
- 0271 - Fur Bearing Animal And Rabbits (2 Companies)
- 0291 - General Farms, Primarily Animals (2 Companies)
- 0721 - Crop Planting And Protection (3 Companies)
- 0741 - Veterinary Services For Livestock (57 Companies)
- 0742 - Veterinary Services, Specialties (82 Companies)
- 0752 - Animal Specialty Services (74 Companies)
- 0781 - Landscape Counseling And Planning (66 Companies)
- 0782 - Lawn And Garden Services (88 Companies)
- 0783 - Ornamental Shrub And Tree Services (8 Companies)
- 1311 - Crude Petroleum And Natural Gas (3 Companies)
- 1321 - Natural Gas Liquids (2 Companies)
- 1381 - Drilling Oil And Gas Wells (3 Companies)
- 1382 - Oil And Gas Exploration Services (41 Companies)
- 1389 - Oil And Gas Field Services (47 Companies)
- 1422 - Crushed And Broken Limestone (2 Companies)
- 1429 - Crushed And Broken Stone (1 Company)
- 1500 - General Contractors (21 Companies)
- 1521 - Single Family Housing Construction (324 Companies)
- 1522 - Residential Construction (38 Companies)
- 1541 - Industrial Buildings And Warehouses (11 Companies)
- 1542 - Nonresidential Construction (57 Companies)
- 1611 - Highway And Street Construction (20 Companies)
- 1622 - Bridge, Tunnel And Elevated Highway Construction (1 Company)
- 1623 - Water, Sewer And Utility Lines (3 Companies)
- 1629 - Heavy Construction (6 Companies)
- 1711 - Plumbing, Heating, Air Conditioning (210 Companies)
- 1721 - Painting And Paper Hanging (28 Companies)
- 1731 - Electrical Work (68 Companies)
- 1741 - Masonry And Other Stonework (18 Companies)
- 1742 - Plastering, Drywall And Insulation (18 Companies)
- 1743 - Terrazzo, Tile, Marble And Mosaic Work (14 Companies)
- 1751 - Carpentry Work (18 Companies)
- 1752 - Floor Laying & Floor Work (20 Companies)
- 1761 - Roofing, Siding & Sheetmetal Work (100 Companies)
- 1771 - Concrete Work (57 Companies)
- 1781 - Water Well Drilling (7 Companies)
- 1791 - Structural Steel Erection (2 Companies)
- 1793 - Glass & Glazing Work (1 Company)
- 1794 - Excavation Work (3 Companies)
- 1795 - Wrecking & Demolition Work (4 Companies)
- 1796 - Installing Building Equipment (3 Companies)
- 1799 - Special Trade Contractors (99 Companies)
- 2011 - Meat Packing Plants (1 Company)
- 2024 - Ice Cream & Frozen Desserts (3 Companies)
- 2064 - Candy & Other Confectionery Products (1 Company)
- 2066 - Chocolate & Cocoa Products (1 Company)
- 2082 - Malt Beverages (1 Company)
- 2086 - Bottled & Canned Soft Drinks (6 Companies)
- 2098 - Macaroni, & Spaghetti (1 Company)
- 2099 - Food Preparations (1 Company)
- 2211 - Broadwoven Fabric Mills, Cotton (3 Companies)
- 2231 - Broadwoven Fabric Mills, Wool (1 Company)
- 2273 - Carpets & Rugs (1 Company)
- 2295 - Coated Fabrics, Not Rubberized (1 Company)
- 2299 - Textile Goods (3 Companies)
- 2321 - Mens & Boys Furnishings (6 Companies)
- 2331 - Womess & Misses Blouses & Shirts (2 Companies)
- 2335 - Womens, Juniors & Misses Dresses (1 Company)
- 2361 - Girls & Childrens Dresses, Blouses (1 Company)
- 2369 - Girls & Childrens Outerwear (1 Company)
- 2392 - Household Furnishings, Nec (2 Companies)
- 2394 - Canvas & Related Products (1 Company)
- 2395 - Pleating & Stitching (5 Companies)
- 2421 - Sawmills & Planing Mills, General (1 Company)
- 2431 - Millwork (6 Companies)
- 2491 - Wood Preserving (2 Companies)
- 2499 - Wood Products (1 Company)
- 2511 - Wood Household Furniture (1 Company)
- 2521 - Wood Office Furniture (2 Companies)
- 2621 - Paper Mills (13 Companies)
- 2675 - Die Cut Paper & Board (1 Company)
- 2678 - Stationery Products (1 Company)
- 2679 - Converted Paper & Paperboard Prods, Nec (6 Companies)
- 2711 - Newspapers (12 Companies)
- 2721 - Periodicals, Manufacturing (9 Companies)
- 2731 - Book Publishing (4 Companies)
- 2741 - Miscellaneous Publishing (10 Companies)
- 2752 - Commercial Printing, Lithographic (1 Company)
- 2759 - Commercial Printing (17 Companies)
- 2791 - Typesetting (1 Company)
- 2796 - Platemaking Services (1 Company)
- 2813 - Industrial Gases (2 Companies)
- 2819 - Industrial Inorganic Chemicals (1 Company)
- 2833 - Medicinal Chemicals & Botanical (2 Companies)
- 2834 - Pharmaceutical Preparations (2 Companies)
- 2851 - Paint & Allied Products (5 Companies)
- 2869 - Industrial Organic Chemicals (4 Companies)
- 2875 - Fertilizers, Mixing Only (1 Company)
- 2911 - Petroleum Refining (10 Companies)
- 2951 - Asphalt Paving Mixtures & Blocks (1 Company)
- 3021 - Rubber & Plastics Footwear (1 Company)
- 3069 - Fabricated Rubber Products (3 Companies)
- 3083 - Laminated Plastic Plate, Sheet & Shapes (2 Companies)
- 3088 - Plastics Plumbing Fixtures (1 Company)
- 3089 - Plastics Products (6 Companies)
- 3111 - Leather Tanning & Finishing (1 Company)
