NAICS Codes:

For the use of our State and Federal Clients, the following is a listing of our SBA-approved NAICS Codes as listed in the Central Contractors Registration (CCR):

NAICS Description
221310 Water Supply and Irrigation Systems
  Water Treatment and Distribution
  Water Treatment Plants
  Water Filtration Plant Operation
221320 Sewage Treatment Facilities
236210 Industrial Building Construction
236220 Commercial and Institutional Building Construction
237110 Water and Sewer Line and Related Structures Construction
  Water and Sewage Plant Construction
  Pipeline Construction
237120 Oil and Gas Pipeline and Related Structures Construction
  Storage tank, natural gas or oil, tank farm or field, construction
237310 Highway, Street and Bridge Construction
237990 Other Heavy and Civil Engineering Construction
238910 Site Preparation Contractors
  Demolition, building and structure
  Soil test drilling
541340 Drafting Services
541350 Building Inspection Services
541490 Other Specialized Design Services
541512 Computer Systems Design Services
541620 Environmental Consulting Services
541690 Other Scientific and Technical Consulting Services
561210 Facilities Support Services
562910* Remediation Services

* Indicates Primary NAICS Code