Rsi Nuclear, LLC
UEI NB31NPVJHRZ5 CAGE 4F4W2 Active Albuquerque, NM
Small Business · Data through September 30, 2026
Obligations by fiscal year
| Fiscal year | Obligations |
|---|---|
| FY2026 | $33.7M |
| FY2025 | $18.0M |
| FY2024 | $22.2M |
| FY2023 | $20.2M |
| FY2022 | $15.6M |
| FY2021 | $12.3M |
Agencies, NAICS, and PSC codes
| Agency | Obligations | Share |
|---|---|---|
| Department of Energy | $119.8M | 98.2% |
| Department of Defense | $2.2M | 1.8% |
| General Services Administration | $3K | 0% |
| NAICS code | Obligations | Share |
|---|---|---|
| 541330 — Engineering Services | $119.1M | 97.6% |
| 541690 — Other Scientific and Technical Consulting Services | $2.9M | 2.4% |
| 336611 — Ship Building and Repairing | $3K | 0% |
| 541990 — All Other Professional, Scientific, and Technical Services | $0 | 0% |
| PSC code | Obligations | Share |
|---|---|---|
| R499 — Support- Professional: Other | $57.4M | 47% |
| R408 — Support- Professional: Program Management/support | $32.9M | 27% |
| R425 — Support- Professional: Engineering/technical | $20.7M | 17% |
| R699 — Support- Administrative: Other | $11.0M | 9% |
| R497 — Support- Professional: Personal Services Contracts | $0 | 0% |
Contract type and set-aside mix
| Contract pricing type | Obligations | Share |
|---|---|---|
| Time and Materials | $108.7M | 89.1% |
| Firm Fixed Price | $13.5M | 11% |
| Order Dependent (idv Allows Pricing Arrangement to Be Determined Separately for Each Order) | $3K | 0% |
| Labor Hours | -$114K | -0.1% |
| Set-aside type | Obligations | Share |
|---|---|---|
| Small Business Set Aside - Total | $102.7M | 84.2% |
| Not Specified | $16.7M | 13.7% |
| 8(a) Sole Source | $2.2M | 1.8% |
| 8a Competed | $387K | 0.3% |
Place of performance by state
| State | Obligations | Share |
|---|---|---|
| SC | $57.4M | 47% |
| TN | $32.9M | 27% |
| DC | $18.1M | 14.8% |
| NM | $13.8M | 11.3% |
| Not specified | $3K | 0% |
| OH | -$69K | -0.1% |
Largest contract actions on file
| Award | Agency | Period of performance | Obligation | Record |
|---|---|---|---|---|
| 89233126FNA400770 · NAICS 541330 | Department of Energy | August 1, 2026 – July 31, 2027 | $10.4M | View on USAspending |
| 89233122FNA400452 · NAICS 541330 | Department of Energy | July 15, 2022 – November 13, 2026 | $7.8M | View on USAspending |
| 89233121FNA400368 · NAICS 541330 | Department of Energy | May 1, 2021 – April 30, 2025 | $7.0M | View on USAspending |
| 89233122FNA400452 · NAICS 541330 | Department of Energy | July 15, 2022 – July 14, 2023 | $5.8M | View on USAspending |
| 89233121FNA400368 · NAICS 541330 | Department of Energy | May 1, 2021 – April 30, 2023 | $4.5M | View on USAspending |
| 89233122FNA400452 · NAICS 541330 | Department of Energy | July 15, 2022 – November 13, 2023 | $4.2M | View on USAspending |
| 89233121FNA400368 · NAICS 541330 | Department of Energy | May 1, 2021 – April 30, 2024 | $4.2M | View on USAspending |
| 89233121FNA400368 · NAICS 541330 | Department of Energy | May 1, 2021 – April 30, 2026 | $4.0M | View on USAspending |
| 89233121FNA400368 · NAICS 541330 | Department of Energy | May 1, 2021 – April 30, 2022 | $3.5M | View on USAspending |
| 89233122FNA400452 · NAICS 541330 | Department of Energy | July 15, 2022 – November 13, 2026 | $3.5M | View on USAspending |
Parent company
Sigma Science, INC (UEI CJGWGY1VRGE5)
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What the numbers show
98% of this contractor's obligations on file ($119.8M of $122.1M) came from a single agency, Department of Energy.
86% of obligations on file ($105.3M) used a small-business set-aside; the rest carried no set-aside or an unspecified type.
Obligations increased from $18.0M in FY2025 to $33.7M in FY2026, the last closed fiscal year.
Source: USAspending.gov, U.S. Department of the Treasury. Contract transactions FY2021–FY2026, downloaded 2026-10-21. Figures are net obligations and can include de-obligations. Department of Defense data is published with a 90-day delay. View this contractor's largest contract on USAspending.gov.
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