We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.
There are 7 start-ups with an aggregate funding of $109.4m. The average funding per company in this subset is $15.6m.
Last update to the database: Feb 18, 2025. See changelog.
LeadCold is a company developing lead-cooled small nuclear reactor technology founded in 2013 by Janne Wallenius, Jesper Ejenstam and Peter Szakalos.
2
Funding Rounds
$21.1m
Money raised
Terrestrial Energy is developing molten salt nuclear reactors.
5
Funding Rounds
$40.7m
Money raised
A company that was developing an advanced technology mini nuclear reactor, based on intellectual property developed by scientists at Los Alamos National Laboratory. It was located in Denver, Colorado.
2
Funding Rounds
$12.9m
Money raised
A nuclear energy company making a stable salt reactor.
1
Funding Rounds
$7.5m
Money raised
A nuclear reactor design company developing Waste-Annihilating Molten Salt Reactor. The company ceased operations in September 2018.
1
Funding Rounds
$763.0k
Money raised
A company developing nuclear reactors with molten salt as coolant and thorium as fuel.
1
Funding Rounds
$21.0m
Money raised
Manufacturer of compact nuclear fusion reactors to produce medical isotopes on-demand for diagnostic and therapeutic applications in healthcare.
1
Funding Rounds
$5.5m
Money raised