Developer of nuclear-based power generating equipment designed to facilitate nuclear power production.
Developer of nuclear-based power generating equipment designed to facilitate nuclear power production.
Other Equipment📍 Seattle, WAFounded 2011
Current Valuation
$830M
as of 2021-Q4
PRIVATE
QL Price
$830M
0% vs last round
QuantLogix's current estimate for Ultra Safe Nuclear, published 2026-09-27 — in line with the last disclosed round of $830M (2021-Q4).
Confidence
low
Basis
round anchored
What backs this price
Last disclosed round
$830M
2021-Q4
weight 0.04
How this price has held up
No round has priced for Ultra Safe Nuclear since QuantLogix began publishing a price for it, so there is nothing to grade yet. The claim above is on the record from 2026-09-27 and will be graded against the next priced round. See the full accuracy record →
Which publicly-traded funds already hold it, what $10,000 buys, and whether any route is open to you.
Cite this price as QuantLogix QL Price, Ultra Safe Nuclear, 2026-09-27 (1737624194007a92).
The id pins this exact claim, so a citation stays checkable after the price moves.
Model estimate for research — not a quote, target price, or investment advice.
IPO Outlookprivate
Is Ultra Safe Nuclear going public?
No. Ultra Safe Nuclear is private and has not filed to go public. There is no S-1 on file.
What is Ultra Safe Nuclear's valuation in 2026?
Ultra Safe Nuclear is valued at $830M as of 2021-Q4, set by its Series B2 ($80M, Oct 2021). That is the last confirmed mark, not a live price — private shares do not trade continuously.
Has Ultra Safe Nuclear filed an S-1?
No public S-1 is on file for Ultra Safe Nuclear.
How much has Ultra Safe Nuclear raised?
Ultra Safe Nuclear has raised $130M in total, most recently a Series B2 of $80M in Oct 2021.
Is Ultra Safe Nuclear publicly traded — can you buy Ultra Safe Nuclear stock?
No. Ultra Safe Nuclear is a private company — its shares are not listed on any exchange and there is no ticker. The routes to exposure are pre-IPO secondary marketplaces and funds (accredited investors), employee tender offers when the company runs one, and public companies with read-through exposure. QuantLogix maps every route it can verify for Ultra Safe Nuclear on its Pre-IPO Access Desk.
Answers are derived from the roster record shown on this page — filing status, last round and confirmed marks. Where the record is silent, the answer says so rather than guessing.
Company Profile
Founded
2011
HQ
Seattle, WA
Employees
55
Total Raised
$130M
Last Round
Series B2 — $80M (Oct 2021)
IPO Status
private
Fundraising Status
Series B2 · $80M · 4y 11mo ago
privateTotal raised $130M
Latest Funding Round
Round
Amount
Date
Lead Investor
Post-Money
Series B2
$80M
Oct 2021
—
$830M
Talent Signal
Hiring trend
● First snapshot
trend accrues with monthly sweeps
Open roles
53
via workday
Product-build share
66%
engineering, research, product, design
Trajectory
strengthening
heavy product build — 66% of open roles are product-building functions (engineering/research/product) — 24 of 53 open roles are engineering.
Recent senior hire: 1 senior hire (CFO).
Open roles by month
Open roles by function
■ product-building ■ go-to-market / G&A
Key Executive Moves
INKevin HarrillCFO · 2026-08-17
From trusted-source news extraction (deep-enrich pipeline); dates approximate publication, not effective date.
Senior Mechanical EngineerMid-Level Embedded Software Engineer (Clearance Required)Principal Test Development EngineerPrincipal Electronics EngineerSafety EngineerPrincipal Systems Engineer IVV
Counted from Ultra Safe Nuclear's live job board as of 2026-09-16; role functions classified from posting titles. Open-role counts are an activity signal, not headcount. Refreshed monthly.
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2021-Q4. Refreshed quarterly.