Contract award
ISOTEK SYSTEMS, LLC
U-233 DISPOSITION PROJECT
- PIID
- DEAC0504OR22860
- Award key
- CONT_AWD_DEAC0504OR22860_8900_-NONE-_-NONE-
- Recipient UEI
- WJZ8KR7KSA33
- Source as of
- Aug 6, 2026
Current award value
$1,091,846,4193
Obligated to date
$912,279,9622
Potential with options
$1,091,846,4193
- Awarding agency
- Department of EnergyDepartment of Energy
- Contractor
- ISOTEK SYSTEMS, LLC
- Place of performance
- Oak Ridge, Tennessee
- Set-aside
- None
- Pricing
- COST PLUS FIXED FEE
- Competition
- —2 offers received
- Period of performance
- Oct 9, 2003 — Dec 31, 2028Through Dec 31, 2028 if all options are exercised
- Benchmark category
- Unclassified
Transaction history
Every action recorded against this award, in the order the government reported them.
| Mod | Action date | Reason | Obligation | Value at action |
|---|---|---|---|---|
| 393 | Apr 2, 2026 | FUNDING ONLY ACTION | $5,300,000.00 | $1,091,846,418.59 |
| 394 | May 4, 2026 | SUPPLEMENTAL AGREEME | $0.00 | $1,091,846,418.59 |
| 395 | May 4, 2026 | FUNDING ONLY ACTION | $25,000,000.00 | $1,091,846,418.59 |
| 396 | May 20, 2026 | OTHER ADMINISTRATIVE | $0.00 | $1,091,846,418.59 |
Provenance
Which source record produced each displayed rollup figure.
| Field | Source | File | Retrieved | Parser | Artifact hash |
|---|---|---|---|---|---|
| awarding_agency_id | USAspending.gov | FY2026_All_Contracts_Full_20260807_1.csv | Aug 10, 2026 | usaspending_contract_csv@2026.08.1 | 24edb1916585 |
| contractor_id | USAspending.gov | FY2026_All_Contracts_Full_20260807_1.csv | Aug 10, 2026 | usaspending_contract_csv@2026.08.1 | 24edb1916585 |
| current_award_value | USAspending.gov | FY2026_All_Contracts_Full_20260807_1.csv | Aug 10, 2026 | usaspending_contract_csv@2026.08.1 | 24edb1916585 |
| naics_code | USAspending.gov | FY2026_All_Contracts_Full_20260807_1.csv | Aug 10, 2026 | usaspending_contract_csv@2026.08.1 | 24edb1916585 |
| potential_award_value | USAspending.gov | FY2026_All_Contracts_Full_20260807_1.csv | Aug 10, 2026 | usaspending_contract_csv@2026.08.1 | 24edb1916585 |
| psc_code | USAspending.gov | FY2026_All_Contracts_Full_20260807_1.csv | Aug 10, 2026 | usaspending_contract_csv@2026.08.1 | 24edb1916585 |
| total_obligated | USAspending.gov | FY2026_All_Contracts_Full_20260807_1.csv | Aug 10, 2026 | usaspending_contract_csv@2026.08.1 | 24edb1916585 |
Sources and method
Figures on this page are computed from public federal award records. Numbers are never estimated or generated; where a figure is withheld, the reason is stated rather than filled in.
This page is a record of one federal award, assembled from the transactions the government published against it. Note 1 describes where the rollup came from. Values are award values, not unit prices.
- 1Rollup values derive from 4 transaction records parsed from USAspending.gov (FY2026_All_Contracts_Full_20260807_1.csv), retrieved Aug 10, 2026 by transform awards@2026.08.1.
- 2Obligations are the sum of signed federal action obligations across all transactions; deobligations are negative and remain negative.
- 3Current and potential award values are taken from the latest reported action, not summed across modifications.