MAMMOTH-CSO

Location: Virginia
Posted: Jun 25, 2026
Due: Jul 2, 2026
Agency: DEPT OF DEFENSE
Type of Government: Federal
Category:
  • D - Automatic Data Processing and Telecommunication Services
Solicitation No: MAMMOTH_CSO
Publication URL: To access bid details, please log in.
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MAMMOTH-CSO
Active
Contract Opportunity
Notice ID
MAMMOTH_CSO
Related Notice
Department/Ind. Agency
DEPT OF DEFENSE
Sub-tier
NATIONAL GEOSPATIAL-INTELLIGENCE AGENCY (NGA)
Office
ATTN: MS S84 - OCS
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General Information View Changes
  • Contract Opportunity Type: Solicitation (Updated)
  • Updated Published Date: Jun 25, 2026 01:59 pm EDT
  • Original Published Date: Jun 08, 2026 09:58 am EDT
  • Updated Date Offers Due: Jul 02, 2026 01:00 pm EDT
  • Original Date Offers Due: Jun 22, 2026 01:00 pm EDT
  • Inactive Policy: 15 days after date offers due
  • Updated Inactive Date: Jul 17, 2026
  • Original Inactive Date: Jul 07, 2026
  • Initiative:
    • None
Classification
  • Original Set Aside:
  • Product Service Code: DH01 - IT AND TELECOM - PLATFORM SUPPORT SERVICES: DATABASE, MAINFRAME, MIDDLEWARE (LABOR)
  • NAICS Code:
    • 541519 - Other Computer Related Services
  • Place of Performance:
    Springfield , VA 22150
    USA
Description View Changes

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



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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.



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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




Attachments/Links
Contact Information
Contracting Office Address
  • NGA SPRINGFIELD 7500 GEOINT DRIVE
  • SPRINGFIELD , VA 22150-7500
  • USA
Primary Point of Contact
Secondary Point of Contact
History

Related Document

Jun 8, 2026[Solicitation (Original)] MAMMOTH-CSO
Jun 16, 2026[Solicitation (Updated)] MAMMOTH-CSO
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