# SOLICITATION NUMBER 391557 “PRE-AWARD ACCOUNTING SYSTEM AUDIT”

Canonical: https://abierto.us/opportunities/solicitationnumber391557

- Solicitation number: SOLICITATION_NUMBER_391557
- Notice type: Sources sought
- Status: Closed. Deadline was September 9, 2026 at 5:00 PM EDT
- Department: Department of Energy
- Contracting office: Hanford Tank Waste Operations & Closure LLC - DOE Contractor (899091)
- NAICS: 541219 Other Accounting Services
- Set-aside: Service-disabled veteran-owned small business set-aside
- Place of performance: Richland, Washington
- First posted: August 17, 2026
- Last posted: August 31, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/eb60229b37f147859e216feff1bdeadc/view

## Description

Hanford Tank Waste Operations & Closure, LLC (H2C) requests proposals for pre-award accounting system audit. The requested work is in support of H2C’s Prime Contract 89303324DEM000096 with the U.S. Department of Energy, Office of River Protection.

## Publications

- August 17, 2026: Sources sought, due September 3, 2026 at 5:00 PM EDT. Notice 86c738e542ba4f4fbeee993b6e8a3f76. https://sam.gov/workspace/contract/opp/86c738e542ba4f4fbeee993b6e8a3f76/view
- August 31, 2026: Sources sought, due September 9, 2026 at 5:00 PM EDT. Notice eb60229b37f147859e216feff1bdeadc. https://sam.gov/workspace/contract/opp/eb60229b37f147859e216feff1bdeadc/view

## Points of contact

- Michelle Burden, michelle_l_burden@rl.gov, 5093722423

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/solicitationnumber391557.