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NAICS 51781

Browse recent opportunities tied to this NAICS code. Open any notice to view details, attachments, and the direct SAM.gov link.

Updated Jan 21, 2026Page 2
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Department of Defense

Ground-Based Electro-Optical Deep Space Surveillance System (GEODSS) / Ground-Based Optical Sensor System (GBOSS) Operation and Maintenance (O&M) Recompete

THIS IS A SOURCES SOUGHT NOTICE AND REQUEST FOR INFORMATION (RFI) ONLY. THIS IS NOT A SOLICITATION FOR PROPOSALS OR BIDS AND NO CONTRACT WILL BE AWARDED AS A RESULT OF THIS ANNOUNCEMENT This Sources Sought Notice is issued for the purpose…

Posted: Jan 21, 2026Due: Nov 08, 2024Closed
NASA

Range Operations Support Services (ROSS)

NASA Armstrong Flight Research Center (AFRC) is hereby soliciting information from potential sources for Range Operation Support Services (ROSS). The National Aeronautics and Space Administration (NASA) AFRC is seeking capability statements from all interested parties, including all socioeconomic categories of Small Businesses…

Posted: Jan 02, 2026Due: Jan 16, 2026Closed

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