NAICS/SIC

MARRS frequently conducts business regulated by the North American Industry Classification System (NAICS) and its associated standards and conventions. Below you will find the full list of the NAICS codes MARRS routinely performs work under. MARRS qualifies as a small business under many of the below listed NAICS codes. Small business size standards for NAICS can be found at the SBA website here: NAICS Codes and Small Business Size Standards

  • 236220 | Commercial and Institutional Bldg Construction
  • 237110 | Water and Sewer Line and Related Structures Construction
  • 237310 | Highway, Street, and Bridge Construction
  • 541310 | Architectural Services
  • 541330 | Engineering Services
  • 541340 | Drafting Services
  • 541380 | Testing Laboratories
  • 541611 | Admin. Management and General Management Consulting Services
  • 541620 | Environmental Consulting Services
  • 541690 | Other Scientific and Technical Consulting Services
  • 561110 | Office Administrative Services
  • 561210 | Facilities Support Services
  • 562910 | Remediation Services
  • The complete list of NAICS codes and related information can be found here: census.gov

    The NAICS system was designed to replace the SIC system (Standard Industrial Classification). For information regarding our SIC designations please contact our corporate office at 714-213-8650.