- Agriculture, Forestry & Fishing
- Agricultural Production Crops (14)
- Agriculture production livestock and animal specialties (8)
- Agricultural Services (18)
- Forestry (3)
- Construction & Mining
- Building Construction General Contractors And Operative Builders (18)
- Heavy Construction Other Than Building Construction Contractors (3)
- Construction Special Trade Contractors (30)
- Manufacturing
- Food And Kindred Products (1)
- Textile Mill Products (1)
- Lumber And Wood Products, Except Furniture (1)
- Printing, Publishing, And Allied Industries (1)
- Stone, Clay, Glass, And Concrete Products (2)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (2)
- Industrial And Commercial Machinery And Computer Equipment (1)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Miscellaneous Manufacturing Industries (3)
- Transportation & Utilities (con't)
- Water Transportation (1)
- Communications (2)
- Electric, Gas, And Sanitary Services (6)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (10)
- Wholesale Trade-non-durable Goods (3)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (5)
- Food Stores (5)
- Automotive Dealers And Gasoline Service Stations (1)
- Apparel And Accessory Stores (1)
- Home Furniture, Furnishings, And Equipment Stores (4)
- Eating And Drinking Places (4)
- Miscellaneous Retail (19)
- Services (con't)
- Business Services (90)
- Automotive Repair, Services, And Parking (4)
- Miscellaneous Repair Services (12)
- Motion Pictures (3)
- Amusement And Recreation Services (5)
- Health Services (7)
- Legal Services (5)
- Educational Services (8)
- Social Services (8)
- Membership Organizations (12)
- Engineering, Accounting, Research, Management, And Related Services (16)
- Miscellaneous Services (5)
