Ukraine.
Active Indefinite Delivery Contract Awarded Last action
- Contract number
- W31P4Q24D0004
- Awardee
-
Sielman S.A. UEI MV4CJNXN5HJ9
- Awarding agency
-
Aviation and Missile Command
Army Materiel Command, Department of Defense
- Task orders
- 9 $93,363,894 obligated
Award facts
- Combined order value
- $46,860,425 Current and potential, with all options
- Last date to order 50% complete
- IDV ceiling 40% used
- $234,221,472.00
- Award type
- Single award
- Who can order
- Only the awarding agency
- NAICS code
- 336419 Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment Manufacturing
- Set-aside
- No set-aside
- Competition
- Not Competed · 1 offer Only One Source
- Pricing
- Order Dependent (IDV only)
Award details come from SAM.gov/FPDS.
About this IDV
The U.S. Army Aviation and Missile Command awarded a single-award indefinite-delivery contract to Sielman S.A. on November 14, 2023, with a ceiling value of $234,221,472.00 and an ultimate completion date of September 28, 2029. This IDIQ procures depot-level diagnostics and repair of secondary assemblies and subassemblies for the HAWK (Homing All the Way Killer) weapon system, specifically in support of Ukraine through Foreign Military Sales.
Performance is conducted at Sielman S.A.'s facility in Aisonia, Greece. The contract uses cost-plus-fixed-fee and firm fixed-price pricing structures and was awarded through full and open competition with no set-aside designation.
Delivery orders issued under this IDIQ since award total approximately $47.8 million across nine orders, spanning completion dates from February 2025 through December 2026. Notable recent orders include a $12.07 million delivery order awarded September 2, 2025, completing June 30, 2026; a $12.9 million order for Ukraine support awarded April 3, 2025, completing December 31, 2025; a $10.4 million order awarded April 3, 2025, completing December 31, 2025; a $2.13 million cost-plus-fixed-fee order awarded December 2, 2025, completing December 31, 2026; and a $1.49 million delivery order modification awarded June 4, 2025, completing July 20, 2026. All orders specify depot-level repair and maintenance of HAWK secondary assemblies and subassemblies, with performance in Greece.
Task orders
Transactions
| Action | Obligated | Date |
|---|---|---|
| Supplemental Agreement for work within scope | $0 | |
| Supplemental Agreement for work within scope | $0 | |
| Change Order | $0 | |
| Definitize Letter Contract | $0 | |
| Other Administrative Action | $0 | |
| Change Order | $0 | |
| Original award | $0 |
Quick answers
Who was awarded contract W31P4Q24D0004?
W31P4Q24D0004 was awarded to Sielman S.A. by Aviation and Missile Command (Army Materiel Command) on November 14, 2023.
How much is contract W31P4Q24D0004 worth?
Orders under W31P4Q24D0004 have obligated $93,363,894. Their combined current value, with exercised options, is $46,860,425. Their combined potential value, with all options, is $46,860,425. W31P4Q24D0004's own ceiling is $234,221,472.
How many orders have been placed under contract W31P4Q24D0004?
9 orders have been placed under W31P4Q24D0004, the latest on December 2, 2025.
Who can order from contract W31P4Q24D0004?
W31P4Q24D0004 is a single award indefinite delivery contract. Only the awarding agency can place orders on it.
Was contract W31P4Q24D0004 competed?
The extent of competition for W31P4Q24D0004 was not competed. The government received 1 offer.
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