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TerraPower

Energy · Bellevue, United States · Founded 2008

Designs and develops advanced nuclear reactors focusing on a traveling wave reactor (TWR) concept, aiming for safe, affordable and sustainable nuclear energy

Valuation $2.5–5B
Revenue $100–500M
Headcount 1–2k
Unlock exact values This page shows ranges. Dealroom has the exact numbers for TerraPower and the history behind them.
Power Law Unicorn$1–10B valuation tier Thoroughbred$100M+ revenue
Featured in
Market map US Novel Energy Startups Jun 25, 2026 Market map Nuclear Fission

Investors

8 investors on TerraPower's cap table

Sourced from Dealroom's funding history. Investor profile links are shown where available.

Seed 1 investor entered at this stage
Bill Gates
Series A 2 investors entered at this stage
CRV
Khosla Ventures
Series B+ 5 investors entered at this stage
SK Group
Littelfuse
ArcelorMittal
HD Hyundai Marine Solution
NVentures

Ownership

Who owns TerraPower

Estimated cap table from Dealroom's shareholder data — share of equity by holder. Stakes as last recorded by Dealroom (2026). Percentages are indicative.

51.5% Founders

Some investors are hidden on this public profile. See the full cap table on Dealroom →

Global footprint

Where TerraPower has talent and traffic

Workforce by country
4 countries with
team presence
🇺🇸 United States99.5%
🇸🇰 Slovakia0.2%
🇦🇹 Austria0.1%
🇨🇦 Canada0.1%
4 countries shown
Web traffic by country
42K monthly visits
across markets
🇺🇸 United States54.8%
🏳️ Korea11.2%
🏳️ Republic of6.2%
🇨🇦 Canada6%
🇬🇧 United Kingdom4%
Top 5 markets shown

Talent graph

The shape of TerraPower's talent

Dealroom maps TerraPower's team person by person — pinpointing the standout operators and scoring them across the six dimensions investors underwrite. The counts and shape below are a public preview; the named individuals and exact scores live in the platform.

7 standout operatorsDealroom-flagged across the org
3 AI specialistsincl. 2 core researchers
1,051 employees mappedperson by person
DimensionScore
AI Talentlive Score hidden — book a demo
Engineering Score hidden — book a demo
Product Score hidden — book a demo
Go-to-market Score hidden — book a demo
Leadership Score hidden — book a demo
Research Score hidden — book a demo
Book a demo to unlock TerraPower's exact scores

Source: Dealroom Talent Intelligence. Public profiles show counts and the team's shape only — request a demo for the named individuals, per-person seniority and tenure, and team benchmarks vs peers.

Patent intelligence

$165M patent portfolio · 157 active families

Estimated portfolio value
$165M
4.2% of valuation · comparable to top peer NuScale Power ($133M)
157 active patent families
Where TerraPower innovates Atomic physicsCoolantFission reactorNuclear engineeringNuclear fission

Where TerraPower concentrates vs peers

Each axis is a top-10 topic across TerraPower and its closest peers. #1 = 100, #10 = 10, absent = 0.

Compare against

Source: Dealroom Patent Intelligence · Patsnap. Request a demo for the full per-sub-category breakdown, individual records, and quality-score history.

Market sentiment

What the market is saying about TerraPower

An AI-synthesized read of the highest-engagement posts about TerraPower on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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