- 2834 - Pharmaceutical Preparations (1 Company)
- 2841 - Soap & Other Detergents (1 Company)
- 2911 - Petroleum Refining (2 Companies)
- 2951 - Asphalt Paving Mixtures & Blocks (1 Company)
- 2952 - Asphalt Felts & Coatings (2 Companies)
- 3211 - Flat Glass (2 Companies)
- 3273 - Ready Mixed Concrete (3 Companies)
- 3363 - Aluminum Die Castings (1 Company)
- 3432 - Plumbing Fixture Fittings & Trim (1 Company)
- 3433 - Heating Equipment, Except Electric (1 Company)
- 3441 - Fabricated Structural Metal (1 Company)
- 3444 - Sheet Metalwork (3 Companies)
- 3523 - Farm Machinery And Equipment (1 Company)
- 3544 - Special Dies, Tools, Jigs, And Fixtures (1 Company)
- 3545 - Machine Tool Accessories (1 Company)
- 3578 - Calculating And Accounting Equipment (3 Companies)
- 3589 - Service Industry Machinery (2 Companies)
- 3599 - Industrial Machinery (1 Company)
- 3699 - Electrical Equipment And Supplies (1 Company)
- 3714 - Motor Vehicle Parts And Accessories (2 Companies)
- 3721 - Aircraft (1 Company)
- 3792 - Travel Trailers And Campers (3 Companies)
- 3799 - Transportation Equipment (2 Companies)
- 3842 - Orthopedic , Prosthetic And Surgical Appliances An (4 Companies)
- 3915 - Jewelers Materials And Lapidary Work (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)
- 4119 - Local Passenger Transportation (9 Companies)
- 4121 - Taxicabs (1 Company)
- 4131 - Intercity & Rural Bus Transportation (2 Companies)
- 4212 - Local Trucking, Without Storage (12 Companies)
- 4213 - Trucking, Except Local (7 Companies)
- 4215 - Courier Services, Except By Air (2 Companies)
- 4221 - Farm Product Warehousing And Storage (1 Company)
- 4225 - General Warehousing And Storage (11 Companies)
- 4226 - Special Warehousing And Storage (9 Companies)
- 4311 - U S Postal Service (15 Companies)
- 4493 - Marinas (2 Companies)
- 4512 - Air Transportation, Scheduled (1 Company)
- 4581 - Airports, Flying Fields & Services (1 Company)
- 4724 - Travel Agencies (1 Company)
- 4731 - Freight Transportation Arrangement (12 Companies)
- 4812 - Radiotelephone Communications (1 Company)
- 4813 - Telephone Communication Except Radio (9 Companies)
- 4832 - Radio Broadcasting Stations (3 Companies)
- 4833 - Television Broadcasting Stations (2 Companies)
- 4841 - Cable And Other Pay Television Services (6 Companies)
- 4911 - Electric Services (3 Companies)
