Kairos Power raises $643 million for Tennessee nuclear reactor

Key Facts

Kairos Power has raised $643 million in funding to develop a nuclear reactor in Tennessee. Bloomberg reported that the company successfully secured the capital in a funding round dedicated to the construction and development of its nuclear reactor project.

The capital injection is aimed at accelerating the deployment of advanced nuclear technology as demand for carbon-free energy grows. This funding reflects strong institutional interest in the nuclear energy and clean-tech sectors, though no public instruments were directly linked to the firm as of October 14, 2026.