NAICS

• 519190 – All Other Information Services
• 541330 – Engineering Services
• 541512 – Computer Systems Design Services
• 541612 – Human Resources and Executive Search Consulting Services
• 541613 – Marketing Consulting Services
• 541614 – Process, Physical Distribution, and Logistics Consulting Services
• 541618 – Other Management Consulting Services
• 541690 – Other Scientific and Technical Consulting Services
• 541990 – All Other Professional, Scientific, and Technical Services
• 561110 – Office Administrative Services
• 561210 – Facilities Support Services