North American Industry Classification System (NAICS)

541511 - Custom Computer Programming Services
541512 - Computer Systems Design Services
541513 - Computer Facilities Management Services
541519 - Other Computer Related Services
541611 - Administrative Management and General Management Consulting Services
541612 - Human Resources and Executive Search Consulting Services
541618 - Other Management Consulting Services 541690 - Other Scientific and Technical Consulting Services
561499 - All Other Business Support Services 611420 - Computer Training 611430 - Professional and Management Development Training

Standard Industrial Classification (SIC)

7361 - EMPLOYEMENT AGENCIES
7371 - COMPUTER PROGRAMMING SERVICES
7373 - COMPUTER INTEGRATED SYSTEMS DESIGN