Services
North American Industry Classification System (NAICS):
- 541330 - Engineering Services (Primary NAICS)
- 541340 - Drafting Services
- 541370 - Surveying and Mapping (except Geophysical) Services
- 541620 - Environmental Consulting Services
- 541710 - Research and Development in the Physical, Engineering, and Life Sciences
- 561210 - Facilities Support Services
- 562910 - Remediation Services
- 712120 - Historical Sites
Support Activities - NAICS
- 115310 - Support Activities for Forestry
- 213112 - Support Activities for Oil and Gas Operations
- 213113 - Support Activities for Coal Mining
- 213114 - Support Activities for Metal Mining
- 213115 - Support Activities for Non-Metallic Minerals (Except Fuels)
- 488190 - Other Support Activities for Air Transportation
- 488210 - Support Activities for Rail Transportation
- 488390 - Other Support Activities for Water Transportation
- 488490 - Other Support Activities for Road Transportation
- 488999 - All Other Support Activities for Transportation
- 531390 - Other Activities Related to Real Estate
- 541690 - Other Scientific and Technical Consulting Services