- Agriculture, Forestry & Fishing
- Agricultural Production Crops (10)
- Agriculture production livestock and animal specialties (9)
- Agricultural Services (12)
- Construction & Mining
- Oil And Gas Extraction (1)
- Building Construction General Contractors And Operative Builders (60)
- Heavy Construction Other Than Building Construction Contractors (6)
- Construction Special Trade Contractors (73)
- Manufacturing
- Food And Kindred Products (1)
- Textile Mill Products (1)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (1)
- Lumber And Wood Products, Except Furniture (8)
- Printing, Publishing, And Allied Industries (10)
- Rubber And Miscellaneous Plastics Products (2)
- Stone, Clay, Glass, And Concrete Products (3)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (2)
- Industrial And Commercial Machinery And Computer Equipment (4)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (2)
- Transportation Equipment (1)
- Miscellaneous Manufacturing Industries (3)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (1)
- Transportation & Utilities (con't)
- Motor Freight Transportation And Warehousing (6)
- Water Transportation (1)
- Transportation Services (7)
- Communications (8)
- Electric, Gas, And Sanitary Services (1)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (15)
- Wholesale Trade-non-durable Goods (11)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (5)
- General Merchandise Stores (1)
- Food Stores (10)
- Automotive Dealers And Gasoline Service Stations (2)
- Apparel And Accessory Stores (5)
- Home Furniture, Furnishings, And Equipment Stores (7)
- Eating And Drinking Places (8)
- Miscellaneous Retail (17)
- Finance, Insurance & Real Estate (con't)
- Holding And Other Investment Offices (35)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (1)
- Personal Services (8)
- Business Services (224)
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- Miscellaneous Repair Services (10)
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- Engineering, Accounting, Research, Management, And Related Services (46)
- Miscellaneous Services (9)
