# Contract Security Officer (CSO) (Armed/Unarmed) Support Services

Canonical: https://abierto.us/opportunities/hq003426re099

- Solicitation number: HQ003426RE099
- Notice type: Solicitation
- Status: Closed. Deadline was August 27, 2026 at 10:00 AM EDT
- Department: Department of Defense
- Agency: Washington Headquarters Services (Whs)
- Contracting office: Washington Headquarters Services (HQ0034)
- NAICS: 561612 Security Guards and Patrol Services
- Product or service code: R430 Support- Professional: Physical Security And Badging
- Set-aside: Service-disabled veteran-owned small business set-aside
- First posted: June 15, 2026
- Last posted: August 11, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/a52cff8c0392451ba4891e058c9ba215/view

## Description

This is a non-personal services contract to provide armed and unarmed Contract Security Officer (CSO) Support services.

## Publications

- June 15, 2026: Solicitation, due July 14, 2026 at 1:00 PM EDT. Notice adde5146135949139417fd04011ab0c2. https://sam.gov/workspace/contract/opp/adde5146135949139417fd04011ab0c2/view
- July 10, 2026: Solicitation, due July 23, 2026 at 1:00 PM EDT. Notice fb7d9bb7a9ff4429aff3e56f46e3d603. https://sam.gov/workspace/contract/opp/fb7d9bb7a9ff4429aff3e56f46e3d603/view
- July 20, 2026: Solicitation, due August 13, 2026 at 10:00 AM EDT. Notice dd584b28aac443e491117416db8a067d. https://sam.gov/workspace/contract/opp/dd584b28aac443e491117416db8a067d/view
- July 28, 2026: Solicitation, due August 13, 2026 at 10:00 AM EDT. Notice 8a01658d0f474879a98c8d5f7a116a07. https://sam.gov/workspace/contract/opp/8a01658d0f474879a98c8d5f7a116a07/view
- August 7, 2026: Solicitation, due August 27, 2026 at 10:00 AM EDT. Notice 0fc2e264970542a9a5d0533730c57b4b. https://sam.gov/workspace/contract/opp/0fc2e264970542a9a5d0533730c57b4b/view
- August 11, 2026: Solicitation, due August 27, 2026 at 10:00 AM EDT. Notice a52cff8c0392451ba4891e058c9ba215. https://sam.gov/workspace/contract/opp/a52cff8c0392451ba4891e058c9ba215/view

## Points of contact

- Yolnie Merriweather, yolnie.t.merriweather.civ@mail.mil, 5717229823

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/hq003426re099.