New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction

Power and Communication Line and Related Structures Construction, Framing Contractors, Textile Bag Mills, Canvas and Related Product Mills, Hat, Cap, and Millinery Manufacturing

Business to Business Electronic Markets, Wholesale Trade Agents and Brokers, Administrative Management and General Management Consulting Services, Marketing Consulting Services, Public Relations Agencies

Administrative Management and General Management Consulting Services, Human Resources and Executive Search Consulting Services, Marketing Consulting Services, Process, Physical Distribution, and Logistics Consulting Services, Other Management Consulting Services

Corporate, Subsidiary, and Regional Managing Offices