Possible NAICS Codes
541612 – Human Resources Consulting Services
541611 – Administrative Management and General Management Consulting Services
541330 – Engineering Services
561611 – Investigation and Personal Background Check Services
611430 – Professional and Management Development Training
541519 – Other Computer Related Services
541713 – Research and Development in Nanotechnology
561311 – Employment Placement Agencies
541990 – All Other Professional, Scientific, and Technical Services
561312 – Executive Search Services

Possible NAICS Codes
237990 – Other Heavy and Civil Engineering Construction
236220 – Commercial and Institutional Building Construction
238990 – All Other Specialty Trade Contractors
237310 – Highway, Street, and Bridge Construction
238910 – Site Preparation Contractors
238190 – Other Foundation, Structure, and Building Exterior Contractors
115310 – Support Activities for Forestry
238110 – Poured Concrete Foundation and Structure Contractors
237110 – Water and Sewer Line and Related Structures Construction
238290 – Other Building Equipment Contractors

Description
Education Services

Possible NAICS Codes
611430 – Professional and Management Development Training
611710 – Educational Support Services
541519 – Other Computer Related Services
611699 – All Other Miscellaneous Schools and Instruction
541611 – Administrative Management and General Management Consulting Services
611310 – Colleges, Universities, and Professional Schools
611519 – Other Technical and Trade Schools
611630 – Language Schools
611512 – Flight Training
513130 – Book Publishers

Description
Other Photographic, Mapping, Printing, and Publication Services

Possible NAICS Codes
513120 – Periodical Publishers
518210 – Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
323111 – Commercial Printing (except Screen and Books)
513199 – All Other Publishers
519290 – Web Search Portals and All Other Information Services
513110 – Newspaper Publishers
519210 – Libraries and Archives
541613 – Marketing Consulting Services
541519 – Other Computer Related Services
541810 – Advertising Agencies

Description
Other Professional Services

Possible NAICS Codes
493190 – Other Warehousing and Storage
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541690 – Other Scientific and Technical Consulting Services
541330 – Engineering Services
711510 – Independent Artists, Writers, and Performers
541519 – Other Computer Related Services

Description
Expert Witness

Possible NAICS Codes
621111 – Offices of Physicians (except Mental Health Specialists)
541199 – All Other Legal Services
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541690 – Other Scientific and Technical Consulting Services
531320 – Offices of Real Estate Appraisers
541330 – Engineering Services
621112 – Offices of Physicians, Mental Health Specialists
541618 – Other Management Consulting Services

Includes
PROGRAM MANAGEMENT/SUPPORT (PSC R408), CONTRACT/PROCUREMENT/ACQUISITION SUPPORT (PSC R707)

Excludes
Excludes: Program Management/Support(PSC R408); Contract/Procurement/Acquisition Support (PSC R707)

Possible NAICS Codes
541611 – Administrative Management and General Management Consulting Services
541990 – All Other Professional, Scientific, and Technical Services
541620 – Environmental Consulting Services
541715 – Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
611710 – Educational Support Services
813920 – Professional Organizations
541512 – Computer Systems Design Services
541330 – Engineering Services
541519 – Other Computer Related Services
541690 – Other Scientific and Technical Consulting Services

Includes
Fire Extinguishers; Fire Axes; Fire Rakes; Fire Beaters; Fire Trucks; Fire Hose; Play Pipes; Hose Fittings having one or more Fire Hose End Connections; Fire Hose Reels; Fire Fighting Trailers; Fire Hydrants; Sprinkler Heads.

Excludes
Wrecking Bars (FSC 5120, 1385).

Possible NAICS Codes
339999 – All Other Miscellaneous Manufacturing
333998 – All Other Miscellaneous General Purpose Machinery Manufacturing
333310 – Commercial and Service Industry Machinery Manufacturing
314999 – All Other Miscellaneous Textile Product Mills
326111 – Plastics Bag and Pouch Manufacturing
339113 – Surgical Appliance and Supplies Manufacturing
325612 – Polish and Other Sanitation Good Manufacturing
333914 – Measuring, Dispensing, and Other Pumping Equipment Manufacturing
315990 – Apparel Accessories and Other Apparel Manufacturing
336992 – Military Armored Vehicle, Tank, and Tank Component Manufacturing