Hanford mission essential services contract (hmesc) procurement
Active Indefinite Delivery Contract Awarded Last action
- Contract number
- 89303320DEM000031
- Awardee
-
Hanford Mission Integration Solutions, LLC UEI X2KSLTU1CM33 Part of Leidos Holdings, Inc.
- Awarding agency
-
National Nuclear Security Administration
Department of Energy
- Task orders
- 1 $34,949,408 obligated
Award facts
- Opportunity
-
- Hanford Mission Essential Services Contract (HMESC Pre-Solicitation · 89303318REM000007 · Posted Oct 19, 2017
- Hanford mission essential services contract Award Notice · Posted Dec 5, 2019
- Hanford Mission Essential Services Contract (HMESC) Special Notice · Posted Dec 11, 2017
- Combined order value
- $34,949,408 Current and potential, with all options
- Last date to order 78% complete
- IDV ceiling 1% used
- $5,677,935,577.53
- Award type
- Single award
- Who can order
- Only the awarding agency
- Contracting staff
- Funding agency
- Office of Environmental Management Department of Energy
- NAICS code
- 561210 Facilities Support Services
- PSC
- R499 Support- Professional: Other
- Set-aside
- No set-aside
- Competition
- Full and Open Competition · 3 offers Negotiated Proposal / Quote
- Pricing
- Cost Plus Award Fee
- Legislative mandates
-
- Walsh-Healey Public Contracts Act FAR subpart 22.6
- Service Contract Act FAR subpart 22.10
- Davis-Bacon Act FAR subpart 22.4
Award details come from SAM.gov/FPDS.
About this IDV
The Department of Energy's Office of Environmental Management awarded a single-award indefinite-delivery contract to Hanford Mission Integration Solutions, LLC (a subsidiary of Leidos Holdings, Inc.) on December 5, 2019, with a ceiling of $5.677 billion and an ultimate completion date of September 30, 2028. The contract procures mission essential services at the Hanford Site, including infrastructure reliability, project management, and technical services to support environmental remediation and site cleanup operations. Place of performance is Richland, Washington. The NAICS code is 541611 and PSC code is R499. Under this IDIQ, Hanford Mission Integration Solutions issued a delivery order valued at $34.9 million on August 15, 2025, for Reliability Task Order-012 (RPTO-012), which encompasses work on Project L-888, the Eastern Plateau Fire Station. The delivery order operates under cost-plus award-fee pricing, incorporates a Performance Evaluation and Measurement Plan as a contractual attachment, and carries an ultimate completion date of August 31, 2028. The contract supports the Department of Energy's environmental management and site cleanup mission at one of the nation's largest environmental remediation projects.
Task orders
| Task order | Ordering agency | Obligated | Awarded |
|---|---|---|---|
| Hanford mission essential services contract- reliability task order-012- project l-888, eastern plateau fire station. | National Nuclear Security Administration | $34,949,406 |
Transactions
| Action | Obligated | Date |
|---|---|---|
| Other Administrative Action | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Funding Only Action | $10,256,528 | |
| Funding Only Action | $19,802 | |
| Funding Only Action | $122,867,724 | |
| Definitize Change Order | $0 | |
| Funding Only Action | $7,000,000 | |
| Definitize Change Order | $24,117,316 | |
| Funding Only Action | $30,211,065 | |
| Supplemental Agreement for work within scope | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Funding Only Action | $59,519,034 | |
| Definitize Change Order | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Other Administrative Action | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Funding Only Action | $40,763,662 | |
| Funding Only Action | $572,834 | |
| Supplemental Agreement for work within scope | $0 | |
| Other Administrative Action | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Definitize Change Order | $0 | |
| Other Administrative Action | $0 | |
| Funding Only Action | $17,500,000 | |
| Funding Only Action | $23,239,810 | |
| Definitize Change Order | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Add Subcontract Plan | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Funding Only Action | $14,750,553 | |
| Funding Only Action | $1,000,435 | |
| Other Administrative Action | $0 | |
| Definitize Change Order | $0 | |
| Funding Only Action | $85,407,340 | |
| Funding Only Action | $27,699,800 | |
| Other Administrative Action | $0 | |
| Funding Only Action | $2,881,500 | |
| Definitize Change Order | $0 | |
| Funding Only Action | $15,895,971 | |
| Funding Only Action | $39,192,000 | |
| Definitize Change Order | $0 | |
| Funding Only Action | $69,000 | |
| Funding Only Action | $12,896,200 | |
| Other Administrative Action | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Funding Only Action | $421,524 | |
| Funding Only Action | $485,000 | |
| Funding Only Action | $122,426,169 |
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Latest 50 listed here. See the rest on GovTribe.
Subawards
| Subcontractor | Amount | Awarded |
|---|---|---|
| Enercon Federal Services Inc. | $169,264 | |
| Enercon Federal Services Inc. | $169,264 | |
| Countertrade Products, Inc. | $72,659 | |
| Wildflower International, LTD. | $549,184 | |
| Boston Government Services, LLC | $168,569 | |
| Four Points Technology, L.L.C. | $650,000 | |
| Lancer Information Solutions, LLC | $216,330 | |
| Redhawk It Solutions, LLC | $564,171 | |
| ABT Global LLC | $271,218 | |
| Affigent, LLC | $8,990,302 | |
| Blue TECH Inc. | $109,457 | |
| Thundercat Technology, LLC | $124,753 | |
| Atkinsrealis Energy Federal EPC Inc. | $546,670 | |
| Westwind Computer Products, Inc. | $635,691 | |
| Mele Associates Inc. | $271,155 | |
| Emergent, LLC | $496,925 |
Show all 16
Quick answers
Who was awarded contract 89303320DEM000031?
89303320DEM000031 was awarded to Hanford Mission Integration Solutions, LLC by National Nuclear Security Administration (Department of Energy) on December 5, 2019.
How much is contract 89303320DEM000031 worth?
Orders under 89303320DEM000031 have obligated $34,949,408. 89303320DEM000031's own ceiling is $5,677,935,578.
How many orders have been placed under contract 89303320DEM000031?
1 order has been placed under 89303320DEM000031, the latest on August 15, 2025.
Which agency awarded contract 89303320DEM000031?
National Nuclear Security Administration (Department of Energy) awarded 89303320DEM000031, with funding from Office of Environmental Management (Department of Energy).
Who can order from contract 89303320DEM000031?
89303320DEM000031 is a single award indefinite delivery contract. Only the awarding agency can place orders on it.
Was contract 89303320DEM000031 competed?
The extent of competition for 89303320DEM000031 was full and open competition. The government received 3 offers.
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