- Sequoia, via partner Shaun Maguire, led a $1 billion funding round for nuclear startup Valar Atomics.
- This funding round will help Valar Atomics shift from demonstrating small reactors to producing them in volume.
- The transaction values Valar at $6 billion, including the money being invested.
- Valar Atomics has also lined up a $200 million credit facility, according to a statement.
- Valar's founder and CEO Isaiah Taylor confirmed the company raised $1 billion in equity, with Shaun Maguire joining its board.
- Valar Atomics is building small modular nuclear reactors (SMRs), which are intended to be cheaper and faster to build than traditional reactors.
- In June, Valar demonstrated its Ward 250 reactor successfully powering an Nvidia Blackwell system.
- Valar's reactors generate the engineering, manufacturing, and operational data needed to improve next-generation reactors.
- Valar aims to produce tens, then hundreds, then thousands of reactors per year as it scales up production.
Sequoia Capital's Shaun Maguire has spearheaded a significant $1 billion funding round for Valar Atomics, a nuclear startup focused on small modular reactors (SMRs). This funding is pivotal for Valar as it transitions from demonstrating its technology to mass production of its reactors.15
Valar Atomics, which recently confirmed the funding round, is now valued at $6 billion. The company also secured a $200 million credit facility from Erebor and other banks to bolster its financial position. Valar's founder and CEO, Isaiah Taylor, noted that the funding will enable the company to manufacture fleets of its SMRs, which are designed to be cheaper and faster to build than traditional reactors.34
The startup has made significant strides in its technology, having successfully demonstrated its Ward 250 reactor powering an Nvidia Blackwell system. Valar has also partnered with Nvidia to develop a waterless 30MW AI factory. The company claims that its reactors generate essential data to enhance the development of next-generation reactors, thereby accelerating production cycles.7

“It took two years to complete the NOVA core. It took seven months to take Ward 250 critical. With each reactor built, the tick rate will become smaller until Valar is producing tens, then hundreds, then thousands of reactors per year,” the company stated, emphasizing the impact of this funding on its future milestones.9
Other investors in this round include Apandion Capital, Atreides Management, Conviction, Dream Ventures, HOF Capital, Point72 Ventures, Riot Ventures, Snowpoint Ventures, and Valor Equity Partners.
“The round values Valar at $6 billion, with Sequoia partner Shaun Maguire joining the startup's board. Valar also secured a $200 million credit facility from Erebor and other banks as it moves from demonstrating small modular reactors to volume production.”
