# MAMMOTH-CSO

Canonical: https://abierto.us/opportunities/mammothcso

- Solicitation number: MAMMOTH_CSO
- Notice type: Solicitation
- Status: Closed. Deadline was July 2, 2026 at 1:00 PM EDT
- Department: Department of Defense
- Agency: National Geospatial-Intelligence Agency (Nga)
- Contracting office: Attn: MS S84 - Ocs (HM0476)
- NAICS: 541519 Other Computer Related Services
- Product or service code: DH01 Support services focused on local database instances, including DBAs, DBMS, and operational support. Also supports distributed platform, application and system integration resources enabling cross application development, communications and information sharing. Includes Mainframe database and middleware support.
- Place of performance: Springfield, Virginia
- First posted: June 25, 2026
- Last posted: June 25, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/becb32c1e49240b188e5ba5af20e5d16/view

## Description

**Update 6/25/2026:** MAMMOTH CSO submission date extended to 02 July 2026 at 1300 ET.

**Update 6/16/2026:** MAMMOTH CSO submission date extended to 26 June 2026 at 1300 ET. Interested parties must have a TS/SCI clearance as this effort is posted on the classified ARC website. To obtain a classified ARC account, interested parties must contact the ACE IT Helpdesk which can be reached at their secure line 855-4223 or their classified email at ACEHELPDESK@ace.svc.nro.ic.gov. Be sure to include your classified email address in the request as you will not be able to access your classified account without it.

The National Geospatial-Intelligence Agency (NGA) has posted the MAMMOTH Comnmercial Solutions Opening (CSO) to the CLASSIFIED Intelligence-Community Acquisition Research Center (IC-ARC) website under solicitation number HM047626SC001. Interested parties must have a classified IC-ARC account to access the classified IC-ARC website at https://acq-ui.ace.proj.nro.ic.gov/. To obtain a classified IC-ARC account, please contact the Classified IC-ARC Technical Support team at the following information: Classified Email - ACEHELPDESK@ace.svc.nro.ic.gov to request an account. For questions, please contact ACE help desk: Secure line: 855-4223

## Publications

- June 25, 2026: Solicitation, due July 2, 2026 at 1:00 PM EDT. Notice becb32c1e49240b188e5ba5af20e5d16. https://sam.gov/workspace/contract/opp/becb32c1e49240b188e5ba5af20e5d16/view

## Points of contact

- Tamara George, tamara.s.george@nga.mil, 5715578776
- Sara Collins, Sara.E.Collins@nga.mil

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/mammothcso.