- Agriculture, Forestry & Fishing
- Agricultural Production Crops (10)
- Agriculture production livestock and animal specialties (4)
- Agricultural Services (5)
- Construction & Mining
- Oil And Gas Extraction (35)
- Building Construction General Contractors And Operative Builders (29)
- Heavy Construction Other Than Building Construction Contractors (9)
- Construction Special Trade Contractors (64)
- Manufacturing
- Food And Kindred Products (1)
- Lumber And Wood Products, Except Furniture (3)
- Furniture And Fixtures (1)
- Chemicals And Allied Products (2)
- Petroleum Refining And Related Industries (3)
- Rubber And Miscellaneous Plastics Products (1)
- Stone, Clay, Glass, And Concrete Products (1)
- Primary Metal Industries (1)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (2)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (1)
- Transportation Equipment (2)
- Miscellaneous Manufacturing Industries (1)
- Transportation & Utilities (con't)
- Water Transportation (1)
- Transportation Services (6)
- Communications (1)
- Electric, Gas, And Sanitary Services (16)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (23)
- Wholesale Trade-non-durable Goods (17)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (5)
- General Merchandise Stores (6)
- Food Stores (10)
- Automotive Dealers And Gasoline Service Stations (16)
- Apparel And Accessory Stores (3)
- Home Furniture, Furnishings, And Equipment Stores (6)
- Eating And Drinking Places (20)
- Miscellaneous Retail (27)
- Services (con't)
- Personal Services (13)
- Business Services (153)
- Automotive Repair, Services, And Parking (29)
- Miscellaneous Repair Services (22)
- Motion Pictures (5)
- Amusement And Recreation Services (5)
- Health Services (10)
- Legal Services (2)
- Educational Services (17)
- Social Services (6)
- Museums, Art Galleries, And Botanical And Zoological Gardens (1)
- Membership Organizations (23)
- Engineering, Accounting, Research, Management, And Related Services (24)
- Miscellaneous Services (17)
- Public Administration
- Executive, Legislative, And General Government, Except Finance (8)
- Justice, Public Order, And Safety (6)
- Administration Of Human Resource Programs (2)
- Administration Of Environmental Quality And Housing Programs (3)
- Administration Of Economic Programs (3)
- Nonclassifiable Establishments (71)
