Kairos Power

Shape the future of clean energy at Kairos Power. Forbes Best Startup Employer with comprehensive benefits, mentorship programs, and inclusive culture.

Kairos Power offers internships, co-ops, and on-the-job training in an inclusive, collaborative culture.

Kairos Power was started by co-founders who saw a 
unique opportunity to combat climate change by reimagining not just nuclear energy, but the entire energy system.

Building the future of clean energy through iterative development and vertical integration. Kairos Power's advanced reactors deliver reliable, safe nuclear power at scale.

Kairos Power's privacy policy explains how it collects, uses, and protects personal information, as well as its data handling practices and user rights.

Kairos Power and Samsung C&T sign a binding term sheet to pursue strategic investment and collaboration for KP-FHR deployment. The agreement covers up to $100 million in direct investment and in-kind engineering services.

Sep 2026 · EIN PresswireNews article

Valar Atomics is in talks to raise a new funding round at about a $6 billion valuation, with Sequoia expected to lead, according to sources familiar with the company. The El Segundo-based startup has previously raised $450 million, including $340 million in equity and $110 million in debt, at a $2 billion valuation. A recent proof-of-concept shows its reactor providing a small amount of power to an Nvidia AI chip; Valar and Nvidia also announce a partnership to explore nuclear energy for future AI data centers.

Jul 2026 · TechCrunchNews article

Amazon, Google, Meta, and Microsoft turn to nuclear fission startups to secure steady electricity for their data centers, through power agreements, direct investments, or both. The backed companies include Kairos Power, Oklo, Saltfoss, TerraPower, and X-Energy; their plans include Kairos’ roughly 500-megawatt supply to Google by 2035, Oklo’s 12-gigawatt deal with Switch by 2044, and X-Energy’s Amazon-led $700 million Series C-1. No small modular reactor has yet been built in the U.S.

May 2025 · TechCrunchNews article

Microsoft and Google are turning to nuclear power as AI data centers intensify electricity demand, while climate-tech startups face policy and funding uncertainty in 2025. The article highlights advanced nuclear, fusion, and hydrogen, noting that smaller nuclear designs remain unproven at scale, fusion companies need capital to pursue prototypes and commercial plants, and hydrogen ventures depend heavily on Inflation Reduction Act incentives. It also anticipates investment in grid technologies or direct power deals for data centers.

Jan 2025 · TechCrunchNews article