How Much Did TerraPower Raise?
Funding & Key Investors

TerraPower, a nuclear innovation company founded by Bill Gates, has secured significant enterprise-level funding, with recent strategic investment bolstering its development of next-generation reactors. The total capital raised, represented by $1.4B, underscores the substantial backing for its mission to provide safe, affordable, and carbon-free energy. The most recent financing round, amounting to $650M, highlights continued investor confidence in TerraPower's technological advancements and market potential.

What is TerraPower?

TerraPower
Business ServicesResearch & Development

TerraPower is at the forefront of nuclear innovation, dedicated to developing advanced reactor designs that promise to deliver clean, reliable, and cost-effective energy solutions. The company's flagship Natrium reactor technology integrates sophisticated sodium cooling with molten salt energy storage, offering enhanced grid flexibility and operational efficiency. This approach positions TerraPower as a key player in the global transition towards sustainable energy sources, aiming to address climate change challenges with scalable nuclear power.

How much funding has TerraPower raised?

TerraPower has raised a total of $1.4B across 4 funding rounds:

2008

Angel/Seed

$10M

2010

Angel/Seed

$35M

2022

Private Equity

$750M

2025

Other Financing Round

$650M

Angel/Seed (2008): $10M with participation from Microsoft

Angel/Seed (2010): $35M led by Charles River and Khosla Ventures

Private Equity (2022): $750M supported by SK Innovation and Sk

Other Financing Round (2025): $650M featuring HD Hyundai, Bill & Melinda Gates Foundation, and NVentures

Key Investors in TerraPower

HD Hyundai

HD Hyundai is a South Korean conglomerate with diverse interests including energy and heavy industrial solutions, suggesting a strategic alignment with TerraPower's large-scale energy infrastructure goals.

Bill & Melinda Gates Foundation

The Bill & Melinda Gates Foundation, a major philanthropic organization, supports initiatives aimed at improving global health and reducing poverty, aligning with TerraPower's mission to provide affordable, carbon-free energy.

NVentures

NVentures, an upstream exploration firm focused on the energy industry, likely provides strategic insights and potential partnerships for the development and deployment of new energy technologies like TerraPower's reactors.

What's next for TerraPower?

With substantial enterprise-level backing, TerraPower is poised to accelerate the deployment of its innovative reactor technologies. The recent strategic investment signals a critical phase for the company, likely focusing on scaling up manufacturing capabilities, advancing regulatory approvals, and forging key partnerships for project development. This capital infusion will be instrumental in moving TerraPower's advanced nuclear solutions from concept to commercial reality, contributing significantly to the global decarbonization efforts and energy security.

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Frequently Asked Questions Regarding TerraPower Financial Insights

What are the most recent funding rounds that TerraPower has completed, and what were the funding rounds?
TerraPower has recently completed 3 funding rounds: Other Financing Round on Jun 19, 2025, Private Equity on Aug 15, 2022, Angel/Seed on Sep 6, 2010.
What is the total amount of funding TerraPower has raised to date?
TerraPower has raised a total of $1.4B in funding to date.
How many funding rounds has TerraPower completed?
TerraPower has completed 3 funding rounds.
How much funding did TerraPower raise in its most recent funding round?
TerraPower raised $650M in its most recent funding round.
Who are the lead investors in TerraPower's latest funding round?
The lead investor in TerraPower's latest funding round was HD Hyundai. To access investor data and explore similar companies, sign up for ZoomInfo.
Which was the largest funding round in TerraPower's history?
The largest funding round in TerraPower's history was $750M.
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