Other Miscellaneous Durable Goods Merchant Wholesalers

Human Resources and Executive Search Consulting Services

Colleges, Universities, and Professional Schools

Grantmaking Foundations

Bituminous Coal and Lignite Surface Mining, Anthracite Mining, Support Activities for Oil and Gas Operations, Support Activities for Coal Mining, Other Heavy and Civil Engineering Construction

Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Engineering Services, Testing Laboratories

Computer Systems Design Services, Other Computer Related Services, Computer Training

Nonresidential Property Managers

Mail-Order Houses

Electrical and Electronic Appliance, Television, and Radio Set Merchant Wholesalers, Other Electronic Parts and Equipment Merchant Wholesalers, Business to Business Electronic Markets, Radio, Television, and Other Electronics Stores

Other Scientific and Technical Consulting Services

Electrical Contractors, Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers

Software Publishers

Temporary Help Services

All Other Miscellaneous Chemical Product and Preparation Manufacturing

Sports and Recreation Instruction, All Other Miscellaneous Schools and Instruction

Marketing Consulting Services, Exam Preparation and Tutoring, Educational Support Services

Software Publishers, Engineering Services, Custom Computer Programming Services, Computer Systems Design Services