- Agriculture, Forestry & Fishing
- Agricultural Production Crops (7)
- Agriculture production livestock and animal specialties (8)
- Agricultural Services (29)
- Forestry (4)
- Construction & Mining
- Metal Mining (1)
- Building Construction General Contractors And Operative Builders (82)
- Heavy Construction Other Than Building Construction Contractors (16)
- Construction Special Trade Contractors (113)
- Manufacturing
- Food And Kindred Products (2)
- Apparel And Other Finished Products Made From Fabrics And Similar Materials (1)
- Lumber And Wood Products, Except Furniture (22)
- Furniture And Fixtures (3)
- Printing, Publishing, And Allied Industries (4)
- Chemicals And Allied Products (3)
- Rubber And Miscellaneous Plastics Products (4)
- Leather And Leather Products (1)
- Stone, Clay, Glass, And Concrete Products (5)
- Fabricated Metal Products, Except Machinery And Transportation Equipment (10)
- Industrial And Commercial Machinery And Computer Equipment (12)
- Electronic And Other Electrical Equipment And Components, Except Computer Equipment (4)
- Transportation Equipment (2)
- Measuring, Analyzing, And Controlling Instruments; Photographic, Medical And Optical Goods; Watches And Clocks (1)
- Manufacturing (con't)
- Miscellaneous Manufacturing Industries (11)
- Transportation & Utilities
- Local And Suburban Transit And Interurban Highway Passenger Transportation (2)
- Motor Freight Transportation And Warehousing (31)
- United States Postal Service (1)
- Water Transportation (3)
- Transportation By Air (1)
- Transportation Services (4)
- Communications (12)
- Electric, Gas, And Sanitary Services (4)
- Retail & Wholesale Trade
- Wholesale Trade-durable Goods (25)
- Wholesale Trade-non-durable Goods (9)
- Building Materials, Hardware, Garden Supply, And Mobile Home Dealers (13)
- General Merchandise Stores (1)
- Food Stores (17)
- Automotive Dealers And Gasoline Service Stations (19)
- Apparel And Accessory Stores (7)
- Home Furniture, Furnishings, And Equipment Stores (16)
- Eating And Drinking Places (35)
- Miscellaneous Retail (49)
- Finance, Insurance & Real Estate (con't)
- Insurance Agents, Brokers, And Service (8)
- Real Estate (31)
- Holding And Other Investment Offices (8)
- Services
- Hotels, Rooming Houses, Camps, And Other Lodging Places (6)
- Personal Services (29)
- Business Services (318)
- Automotive Repair, Services, And Parking (25)
- Miscellaneous Repair Services (20)
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- Legal Services (1)
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- Social Services (17)
- Membership Organizations (19)
- Engineering, Accounting, Research, Management, And Related Services (41)
- Miscellaneous Services (11)
