The Department of Defense is soliciting proposals for the MAMMOTH Commercial Solutions Opening (CSO) under NAICS code 541519, which pertains to other computer related services. This opportunity is suited for small businesses with a TS/SCI clearance, as access to the classified solicitation requires a classified IC-ARC account. Interested parties should note that this is a solicitation notice, indicating they should track the opportunity closely and prepare to submit proposals by the extended deadline of June 26, 2026, at 1300 ET.
Analysis by Mindy, grounded in the SAM.gov notice.
Description
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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
Source: SAM.gov, as posted. Verify the current solicitation before responding.
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