
Ultra Safe Nuclear
Ultra Safe Nuclear (USNC), founded in 2011 and based in Seattle, Washington, is a company focused on the development of nuclear thermal propulsion (NTP) systems.
- Founded
- 2011
- Headquarters
- Seattle, United States
- Ownership
- Private
- Last round
- Undisclosed round · $17.4M2020-01
Quick Facts
About Ultra Safe Nuclear
Ultra Safe Nuclear (USNC), founded in 2011 and based in Seattle, Washington, is a company focused on the development of nuclear thermal propulsion (NTP) systems. The company’s core business centers around applying nuclear technology to space exploration, specifically aiming to significantly enhance spacecraft propulsion capabilities. While detailed product information is currently limited, USNC’s focus on NTP indicates a commitment to developing systems that offer higher thrust and efficiency compared to conventional chemical rockets.
USNC’s key technology lies in the application of nuclear fission to heat a propellant – likely hydrogen – to extremely high temperatures, creating exhaust velocities far exceeding those achievable with traditional methods. This approach promises reduced travel times for deep-space missions and increased payload capacity. The company is positioned within a growing, though still nascent, sector of the space industry focused on advanced propulsion technologies.
Currently, publicly available information regarding specific missions, achievements, or customer contracts is limited. However, the pursuit of NTP technology suggests USNC is targeting long-duration space travel, potentially serving government space agencies or, in the future, private companies planning ambitious interplanetary missions.
USNC’s unique value proposition rests on its specialization in nuclear technology for space applications. As interest in lunar and Martian exploration increases, and the demand for faster, more efficient space travel grows, USNC is strategically positioned to become a key player in enabling these future endeavors, should their technology prove viable and scalable.
Funding history
1 event| Date | Round | Amount | Investors | Source |
|---|---|---|---|---|
| 2020-01-30 | Undisclosed round | $17.4M | —Form D filed 2020-02-10 by Ultra Safe Nuclear Corp: $17.4M sold of a $17.4M offering (first sale 2020-01-30). | sec.gov |
Signals
- Verification
- Verified 2026-09-05
Categories & Capabilities
Industry Categories
Propulsion Systems
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Frequently asked about Ultra Safe Nuclear
Quick answers to the questions readers most often search for.
- When was Ultra Safe Nuclear founded?
- Ultra Safe Nuclear was founded in 2011 in United States.
- Where is Ultra Safe Nuclear headquartered?
- Ultra Safe Nuclear is headquartered in Seattle, United States.
- What does Ultra Safe Nuclear do?
- Ultra Safe Nuclear (USNC), founded in 2011 and based in Seattle, Washington, is a company focused on the development of nuclear thermal propulsion (NTP) systems. The company’s core business centers around applying nuclear technology to space exploration, specifically aiming to significantly enhance spacecraft propulsio…
- Is Ultra Safe Nuclear a public or private company?
- Ultra Safe Nuclear is a privately held company and is not listed on any stock exchange.
- What sector does Ultra Safe Nuclear operate in?
- Ultra Safe Nuclear works in propulsion, Nuclear and Space technology, plus 2 other space-industry sectors.
Sources
The structured fields on this page (founding year, location, sector, status, listing) and the profile text are drawn from the sources below. How profiles are drafted and checked is described in our methodology.
- Official website (www.usnc.com)
- SEC Form D · retrieved 2026-09-05
- Wikidata / Wikipedia · retrieved 2026-09-05
Data Accuracy Notice: Information about Ultra Safe Nuclear is compiled from publicly available sources including company websites, press releases, regulatory filings, and industry reports. Data is reviewed periodically but may not reflect the most recent developments.
