- 0139 - Field Crops, Except Cash Grain (1 Company)
- 0191 - General Farms, Primarily Crop (4 Companies)
- 0241 - Dairy Farms (1 Company)
- 0711 - Soil Preparation Services (1 Company)
- 0741 - Veterinary Services For Livestock (2 Companies)
- 0742 - Veterinary Services, Specialties (2 Companies)
- 0752 - Animal Specialty Services (1 Company)
- 0762 - Farm Management Services (1 Company)
- 0781 - Landscape Counseling And Planning (32 Companies)
- 0782 - Lawn And Garden Services (40 Companies)
- 0783 - Ornamental Shrub And Tree Services (5 Companies)
- 1500 - General Contractors (2 Companies)
- 1521 - Single Family Housing Construction (83 Companies)
- 1522 - Residential Construction (8 Companies)
- 1541 - Industrial Buildings And Warehouses (1 Company)
- 1542 - Nonresidential Construction (23 Companies)
- 1611 - Highway And Street Construction (11 Companies)
- 1622 - Bridge, Tunnel And Elevated Highway Construction (1 Company)
- 1623 - Water, Sewer And Utility Lines (4 Companies)
- 1629 - Heavy Construction (2 Companies)
- 1711 - Plumbing, Heating, Air Conditioning (65 Companies)
- 1721 - Painting And Paper Hanging (21 Companies)
- 1731 - Electrical Work (20 Companies)
- 1741 - Masonry And Other Stonework (7 Companies)
- 1742 - Plastering, Drywall And Insulation (3 Companies)
- 1743 - Terrazzo, Tile, Marble And Mosaic Work (4 Companies)
- 1751 - Carpentry Work (11 Companies)
- 1752 - Floor Laying & Floor Work (3 Companies)
- 1761 - Roofing, Siding & Sheetmetal Work (19 Companies)
- 1771 - Concrete Work (17 Companies)
- 1793 - Glass & Glazing Work (2 Companies)
- 1794 - Excavation Work (5 Companies)
- 1795 - Wrecking & Demolition Work (1 Company)
- 1799 - Special Trade Contractors (39 Companies)
- 2011 - Meat Packing Plants (1 Company)
- 2024 - Ice Cream & Frozen Desserts (3 Companies)
- 2086 - Bottled & Canned Soft Drinks (2 Companies)
- 2099 - Food Preparations (1 Company)
- 2394 - Canvas & Related Products (2 Companies)
- 2395 - Pleating & Stitching (1 Company)
- 2399 - Fabricated Textile Products (1 Company)
- 2426 - Hardwood Dimension & Flooring Mills (2 Companies)
- 2431 - Millwork (2 Companies)
- 2434 - Wood Kitchen Cabinets (2 Companies)
- 2448 - Wood Pallets & Skids (3 Companies)
- 2511 - Wood Household Furniture (1 Company)
- 2621 - Paper Mills (1 Company)
- 2679 - Converted Paper & Paperboard Prods, Nec (1 Company)
- 2711 - Newspapers (3 Companies)
- 2741 - Miscellaneous Publishing (1 Company)
- 2759 - Commercial Printing (5 Companies)
- 2789 - Bookbinding & Related Work (1 Company)
- 2791 - Typesetting (2 Companies)
- 2796 - Platemaking Services (1 Company)
- 2834 - Pharmaceutical Preparations (3 Companies)
- 2869 - Industrial Organic Chemicals (1 Company)
- 2911 - Petroleum Refining (1 Company)
- 2951 - Asphalt Paving Mixtures & Blocks (1 Company)
- 3083 - Laminated Plastic Plate, Sheet & Shapes (2 Companies)
- 3089 - Plastics Products (5 Companies)
- 3272 - Concrete Products (2 Companies)
- 3423 - Hand & Edge Tools (1 Company)
- 3429 - Hardware, Nec (1 Company)
- 3443 - Fabricated Plate Work (Boiler Shops) (1 Company)
- 3444 - Sheet Metalwork (8 Companies)
- 3446 - Architectural Metalwork (2 Companies)
- 3471 - Plating And Polishing (12 Companies)
- 3479 - Metal Coating & Allied Services (3 Companies)
- 3484 - Small Arms (1 Company)
- 3495 - Wire Springs (1 Company)
- 3499 - Fabricated Metal Products (3 Companies)
- 3544 - Special Dies, Tools, Jigs, And Fixtures (2 Companies)
- 3545 - Machine Tool Accessories (2 Companies)
- 3546 - Power Driven Handtools (1 Company)
- 3567 - Ndustrial Furnaces And Ovens (1 Company)
- 3578 - Calculating And Accounting Equipment (2 Companies)
- 3592 - Carburetors, Pistons, Rings And Valves (3 Companies)
- 3594 - Fluid Power Pumps And Motors (1 Company)
- 3599 - Industrial Machinery (4 Companies)
- 3648 - Lighting Equipment (1 Company)
- 3663 - Radio And Tv Communications Equipment (2 Companies)
- 3691 - Storage Batteries (1 Company)
- 3699 - Electrical Equipment And Supplies (2 Companies)
- 3711 - Motor Vehicles And Car Bodies (22 Companies)
- 3714 - Motor Vehicle Parts And Accessories (4 Companies)
- 3721 - Aircraft (2 Companies)
- 3761 - Guided Missiles And Space Vehicles (2 Companies)
- 3949 - Sporting And Athletic Goods (1 Company)
- 3993 - Signs And Advertising Specialties (2 Companies)
- 3999 - Manufacturing Industries (1 Company)
- 4111 - Local & Suburban Transit (8 Companies)
- 4119 - Local Passenger Transportation (8 Companies)
- 4121 - Taxicabs (4 Companies)
- 4131 - Intercity & Rural Bus Transportation (2 Companies)
- 4141 - Local Bus Charter Service (4 Companies)
- 4142 - Bus Charter Service, Except Local (4 Companies)
- 4212 - Local Trucking, Without Storage (26 Companies)
- 4213 - Trucking, Except Local (19 Companies)
- 4214 - Local Trucking With Storage (6 Companies)
- 4215 - Courier Services, Except By Air (3 Companies)
