North American Industry Classification Codes (NAICS)


Primary NAICS Codes (with SIC Code Cross-Reference)

NAIC Code     NAICS Description     SIC Code

541330 Engineering Services 8711

541611 Administrative Management and General Management Consulting Services 8742

541614 Process, Physical Distribution, and Logistics Consulting Services 8742

541618 Other Management Consulting Services 8748

541710 Research & Development in Physical, Engineering, and Life Sciences 3764

561210 Facilities Support Services 8744

561410 Document Preparation Services 7338



1655 N. Fort Myer Drive - Suite 700 - Arlington, Virginia 22209
Phone: (703) 627-0670 - Fax: (703) 525-8841
E-mail: bcook@adtechassociates.com