MAMMOTH-CSO

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