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Open bids · Federal · SAM.gov

NAICS 561621 contracts: Security Systems Services (except Locksmiths)

open bids
23
due in the next 7 days
6
posted in the last 7 days
11
of federal bids set aside for small business
57%

Federal solicitations with NAICS 561621 as their primary code.

Open bids, soonest deadline first

1 more is due within 24 hours and not listed.

From SAM.gov. Open bids only, counted by solicitation. Updated Nov 6, 2026, 12:30 AM ET.