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DefDex

Federal award

RSI NUCLEAR, LLC

89233124FNA400624

Contract

Obligated and Ceiling

Obligated (net)
$2,618,068.00
Ceiling (potential value, not spending)
$4,014,641.00
Current value
$3,262,709.00
Gross positive obligations
$2,618,068.00

Obligated is what the government has committed, net of de-obligations. The ceiling is the most the award or vehicle could ever reach; it is shown separately and never added to, or compared as, spending.

Award Details

Recipient
RSI NUCLEAR, LLC · NB31NPVJHRZ5
Owner company
Not a reviewed companyNo reviewed company owns this recipient.
Reported parent
SIGMA SCIENCE, INC · CJGWGY1VRGE5
Awarding agency
Department of Energy · sub-agency 8900 · office 892331
Funding agency
Department of Energy · sub-agency 8900
Product or service (PSC)
R699 · SUPPORT- ADMINISTRATIVE: OTHER
Industry (NAICS)
541330 · ENGINEERING SERVICES
PIID
89233124FNA400624
Parent vehicle (IDV PIID)
47QRAA18D005Q
Award type code
C
Actions
23 · Jun 11, 2024 to Sep 16, 2025
Why it is listed
gross positive obligations of $100k or more (contracts)

Open this award on USAspending →

Action History23

Award actions
DateFYModAction typeObligationCompany in company totals
Sep 16, 2025FY2025P00022C$118,106.00
—
Sep 9, 2025FY2025P00021D$0.00
—
Aug 8, 2025FY2025P00020D$194,760.00
—
Aug 6, 2025FY2025P00018D$0.00
—
Aug 6, 2025FY2025P00019C$280,000.00
—
Jul 24, 2025FY2025P00017C$0.00
—
Jun 18, 2025FY2025P00016C$0.00
—
May 28, 2025FY2025P00015C$317,000.00
—
Apr 10, 2025FY2025P00014G$0.00
—
Apr 10, 2025FY2025P00013D$0.00
—
Feb 19, 2025FY2025P00012C$328,857.84
—
Dec 17, 2024FY2025P00011C$373,837.16
—
Dec 6, 2024FY2025P00010G$0.00
—
Dec 4, 2024FY2025P00009B$0.00
—
Nov 20, 2024FY2025P00008C$361,414.00
—
Nov 19, 2024FY2025P00007C$0.00
—
Oct 10, 2024FY2025P00006C$0.00
—
Oct 9, 2024FY2025P00004B$0.00
—
Oct 9, 2024FY2025P00005G$0.00
—
Sep 12, 2024FY2024P00003C$250,000.00
—
Aug 8, 2024FY2024P00002G$50,000.00
—
Aug 8, 2024FY2024P00001B$0.00
—
Jun 11, 2024FY20240—$344,093.00
—

Newest first. Every obligation is shown as reported, including zero and negative (de-obligation) actions. Award lists belong to the company of the latest action; company totals credit each action to the company named on that row, so a note marks rows where the two differ.