Federal Contracting

Tierra offers a full range of right of way, cultural resources, environmental planning, and mapping services. Over the past 30 years, we have worked with various local, State, and Federal agencies to help them move quickly and efficiently through the permitting and project development process.


Tierra's NAICS Codes:

  • 115310: Support Activities for Forestry
  • 531210: Offices of Real Estate Agents and Brokers
  • 541191: Title Abstract and Settlement Offices
  • 541360: Geophysical Surveying and Mapping Services
  • 541370: Surveying and Mapping (except Geophysical) Services
  • 541611: Administrative Management and General Management Consulting Services
  • 541618: Other Management Consulting Services
  • 541620: Environmental Consulting Services
  • 541690: Other Scientific and Technical Consulting Services
  • 541720: Research and Development in the Social Sciences and Humanities
  • 541990: All Other Professional, Scientific, and Technical Services
  • 561320: Temporary Help Services

GSA Contract

Tierra has held a General Services Administration (GSA) contract since November 2006. The GSA contract program was designed to provide discount resources to all GSA Federal agencies, as well as State and local governments, and to allow agencies to purchase services directly from pre-qualified firms.

  • GSA Contract No.: GS-10F-0038T  
  • GSA SINs: 541370GIS GIS Services, 541620 Environmental Consulting Services  
  • DUNS No.: 622942282  
  • Cage Code: 1ZK08

Diverse Supplier Teaming Partners

Tierra is proud to partner with small and disadvantaged businesses of all types and is constantly seeking diverse supplier resources to help meet our clients' needs. We employ various outreach efforts throughout the year to ensure qualified small businesses have the opportunity to compete for procurements, including attendance at industry tradeshows and conferences, review of the Small Business Administration's Dynamic Small Business Search database, reference to small business directories, and advertising through local trade publications and newsletters. 

If you are a small or disadvantaged business enterprise seeking teaming opportunities, we want to hear from you! You can contact us by This email address is being protected from spambots. You need JavaScript enabled to view it. or by calling us at (800) 887-0847.