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Focused Energy

Darmstadt, DE · Founded 2021 · 8 known investors

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Focused Energy develops laser-driven fusion technology to commercialize fusion power generation at scale. The company applies proven physics and engineering to build fusion power plants for clean energy production.

CleantechClimate TechDeep TechEnergyHardware

Founders & leadership

Focused Energy was founded in 2021 by Thomas Forner, Markus Roth, and Todd Ditmire.

TFThomas Forner
Thomas FornerCo-Founder & CEOThomas Forner has spent over 20 years in technology startups before co-founding Focused Energy, which develops laser-driven fusion technology based on breakthroughs in inertial confinement fusion, with plans to build a commercial fusion power plant.
MR
Markus RothCo-Founder & CSOMarkus Roth is a physicist with over 30 years of experience in laser-plasma physics, fusion, and particle acceleration, including prior roles as a researcher and professor at TU Darmstadt. He co-founded Focused Energy, where he serves as Chief Science Officer, and is developing laser-driven fusion technology and related applications including fuel capsule engineering and laser-based neutron sources.
TDTodd Ditmire
Todd DitmireCo-founder
DC
Debbie CalahanChief Strategy Officer
SW
Suzanne WuerschExecutive
AS
Anika SteinExecutive

Board

JL
Jon LaymanBoard director

Investors · 8

Draper Associateslisted by Draper AssociatesSan Mateo · $500K – $5M
Nucleation Capitallisted by Nucleation CapitalLynnwood

How we know: Nucleation Capital's portfolio page · Not right? Tell us

Prime Movers Lablisted by Prime Movers LabJackson · $2M – $30M

How we know: Prime Movers Lab's portfolio page · tamradar.com · the VCSheet dataset · Not right? Tell us

European Innovation Council Fundreported

How we know: funding news · tamradar.com · Not right? Tell us

Also in the syndicate · 3

German Federal Agency for Breakthrough Innovation (SPRIND)RWEleadSPRIND

Funding

SEC filings, press & company announcements

$490M disclosed across 3 of 5 rounds · 2021–2026

▶$10MraisedJul 2021 · 2 investors · Other Energy
Rule 506(b)
Officers, directors & promoters on the filing
  • Suzanne WuerschExecutive Officer
  • Jon LaymanDirector
  • Thomas FornerExecutive Officer, Director
  • Markus RothExecutive Officer, Director
  • Todd DitmireExecutive Officer
  • Anika SteinExecutive Officer
Offering amount
$15M
Amount sold
$10M
First sale
Jun 2021
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Founder mafia

2 people who came through Focused Energy went on to found or lead other companies.

Dakin SlossChairmanFounded Tachyus +1Thomas FornerCo-Founder & CEOFounded Springer

In the news

Focused Energy raises whopping $240M Series A for laser-powered fusion tech | TechCrunchtechcrunch.com · Jun 2026Focused Energy Raises $240.0M Series A Funding | Signalbasetrysignalbase.com · May 2026

Frequently asked questions

What does Focused Energy do?
Focused Energy develops laser-driven fusion technology to commercialize fusion power generation at scale. The company applies proven physics and engineering to build fusion power plants for clean energy production.
Who founded Focused Energy?
Focused Energy was founded by Thomas Forner, Markus Roth, Todd Ditmire in 2021.
Who are Focused Energy's investors?
Focused Energy's investors include A-Rod Corp, Draper Associates, Nucleation Capital, Prime Movers Lab, European Innovation Council Fund.
How much funding has Focused Energy raised?
Focused Energy has disclosed $490M raised across 3 of its 5 known rounds.
Where is Focused Energy headquartered?
Focused Energy is headquartered in Darmstadt, DE.