89233121FNA400368↗
Sigma Science Inc received this contract from Nnsa Non-Mo Cntrctng Ops Div, Department of Energy: $34.84M obligated so far for support- professional: other. Its period of performance ended 2026-07-31.
Key facts · data as of Oct 25, 2026
- Recipient
- Sigma Science Inc
- Awarding agency
- Department of Energy
- Contracting office
- Nnsa Non-Mo Cntrctng Ops Div (892331)
- Obligated to date
- $34.84M
- Potential value
- $60.68M
- Ends
- 2026-07-31
Source: USAspending.gov prime award records (obligations: money committed, not outlays), data as of Oct 25, 2026.
Cite this page: SpendQuery, Award 89233121FNA400368, data as of Oct 25, 2026, https://spendquery.com/award?id=CONT_AWD_89233121FNA400368_8900_47QRAA18D005Q_4732
Sigma Science Inc: all federal awards · Department of Energy: spending · Nnsa Non-Mo Cntrctng Ops Div: what it buys · The follow-on: recompete brief
TECHNICAL SUPPORT SERVICES
Up for re-bid: ends 2026-07-31. Recompete brief → · Technical Support Services for the DOE/NNSA Office ↗
What it is
- Product or service
- Support- Professional: Other (PSC R499)
- Industry
- Engineering Services (NAICS 541330)
- Contracting office
- Nnsa Non-Mo Cntrctng Ops Div (892331)
- Competition
- Full and open competition · 4 offers received
- Set-aside
- Small business
- Pricing
- Time and materials
- How it was bought
- GSA Schedule · under 47QRAA18D005Q
- Solicitation
- 89233120QNA000131
- Where the work is
- Aiken, SC · district SC-02
Obligations by fiscal year
SpendQuery holds FY2023 on; earlier years are on USAspending.gov.
Subcontractors: where the money went next
No subawards reported for this award. Primes report subawards of $30,000 or more; many awards have none.
Every action
27 actions since 2023-03-14. Each is a modification or amendment with the money it added or took back.
| Date | Modification | Kind | Amount | What the agency wrote |
|---|---|---|---|---|
| 2026-06-16 | P00035 | Administrative change | $0 | TECHNICAL SUPPORT SERVICES |
| 2026-06-15 | P00034 | Option exercised | $1.03M | TECHNICAL SUPPORT SERVICES |
| 2026-04-30 | P00033 | Funding only | $55.0K | TECHNICAL SUPPORT SERVICES |
| 2026-04-15 | P00032 | Option exercised | $1.04M | TECHNICAL SUPPORT SERVICES |
| 2026-01-26 | P00031 | Supplemental agreement (work within scope) | $100.0K | TECHNICAL SUPPORT SERVICES |
| 2026-01-15 | P00030 | Funding only | $4.00M | TECHNICAL SUPPORT SERVICES |
| 2025-08-19 | P00029 | Funding only | $2.0K | TECHNICAL SUPPORT SERVICES |
| 2025-03-18 | P00028 | Funding only | $1.00M | TECHNICAL SUPPORT SERVICES |
| 2025-03-04 | P00027 | Funding only | $3.34M | TECHNICAL SUPPORT SERVICES |
| 2025-03-04 | P00026 | Option exercised | $3.00M | TECHNICAL SUPPORT SERVICES |
| 2024-12-16 | P00025 | Funding only | $2.00M | TECHNICAL SUPPORT SERVICES |
| 2024-11-12 | P00024 | Funding only | $750.0K | TECHNICAL SUPPORT SERVICES |
| 2024-09-05 | P00023 | Supplemental agreement (work within scope) | -$502.0K | TECHNICAL SUPPORT SERVICES |
| 2024-08-08 | P00022 | Supplemental agreement (work within scope) | -$382.2K | TECHNICAL SUPPORT SERVICES |
| 2024-08-06 | P00021 | Funding only | $7.00M | TECHNICAL SUPPORT SERVICES |
| 2024-07-17 | P00020 | Supplemental agreement (work within scope) | $100.0K | TECHNICAL SUPPORT SERVICES |
| 2024-04-30 | P00019 | Option exercised | $0 | TECHNICAL SUPPORT SERVICES |
| 2024-01-19 | P00018 | Supplemental agreement (work within scope) | $0 | TECHNICAL SUPPORT SERVICES |
| 2024-01-18 | P00017 | Funding only | $3.00M | TECHNICAL SUPPORT SERVICES |
| 2023-11-09 | P00016 | Funding only | $3.48M | TECHNICAL SUPPORT SERVICES |
| 2023-09-06 | P00015 | Funding only | $878.2K | TECHNICAL SUPPORT SERVICES |
| 2023-05-22 | P00014 | Funding only | $200.0K | TECHNICAL SUPPORT SERVICES |
| 2023-04-28 | P00013 | Funding only | $550.0K | TECHNICAL SUPPORT SERVICES |
| 2023-04-11 | P00012 | Option exercised | $4.15M | TECHNICAL SUPPORT SERVICES |
| 2023-03-30 | P00011 | Administrative change | $0 | TECHNICAL SUPPORT SERVICES |
| 2023-03-27 | P00010 | Administrative change | $0 | TECHNICAL SUPPORT SERVICES |
| 2023-03-14 | P00009 | Supplemental agreement (work within scope) | $50.0K | TECHNICAL SUPPORT SERVICES |
Source: USAspending.gov prime award transactions and FSRS subaward reports, as loaded by SpendQuery (data as of 2026-10-25). Amounts are obligations (money committed), not outlays. The official record on USAspending.gov ↗