541330 ENGINEERING SERVICES
541512 COMPUTER SYSTEMS DESIGN SERVICES
541614 PROCESS, PHYSICAL DISTRIBUTION, AND LOGISTICS CONSULTING SERVICES
541690 OTHER SCIENTIFIC AND TECHNICAL CONSULTING SERVICES
541611 ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES
541720 RESEARCH AND DEVELOPMENT IN THE SOCIAL SCIENCES AND HUMANITIES
541910 MARKETING RESEARCH AND PUBLIC OPINION POLLING
541715 RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT BIOTECHNOLOGY)