• 541611 - Administrative Management and General Management Consulting Services
• 518210 - Data Processing, Hosting, and Related Services
• 519210 - Libraries and Archives
• 561110 - Office Administrative Services
• 561410 - Document Preparation Services
• 561499 - All Other Business Support Services
• 541690 - Other Scientific and Technical Consulting Services
• 519290 - All Other Information Services
• 561210 - Facilities Support Services