Apollo Atomics, Inc.
YC X26Boston, US · Founded 2025 · 9 employees on LinkedIn · 7 known investors
Apollo Atomics develops compact nuclear power systems designed for rapid deployment. The company builds power-dense reactors intended for commercial electricity generation.
Founders & leadership· Y Combinator alumni (X26)
Apollo Atomics, Inc. was founded in 2025 by Assil Halimi and Drew Walker.
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Assil HalimiinFounder and CEOAssil Halimi holds a PhD in Nuclear Engineering from MIT and has authored peer-reviewed publications and patents focused on reactor design and fuel optimization. He has held positions as a reactor operator at Engie and advanced reactor designer at EDF, and has collaborated with major nuclear engineering firms including Westinghouse, NuScale, and Rolls-Royce on pressurized water reactor development.
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Drew WalkerinCo-founder · Chief Operating OfficerDrew Walker co-founded Blue Innovations Group, an electric boat startup, and previously worked in the White House. He holds a B.A. in Political Science from George Washington University.
Investors · 7
Competitors · 5
by search overlapApplied Atomics12 shared keywordsApplied Atomics develops space launch and test infrastructure for commercial rocket companies. The company provides launch sites and related hardware services for the emerging commercial space sector.
Aalo Atomics10 shared keywordsAalo develops advanced nuclear reactor technology aimed at producing electricity at under 3 cents per kilowatt-hour. The company serves the global energy market and is focused on enabling virtually unlimited clean power generation.
Valar Atomics7 shared keywordsValar Atomics is developing and scaling high-temperature gas nuclear reactors for grid-independent applications including hydrogen production, data center power, and clean hydrocarbon fuel production.
Oklo5 shared keywordsOklo develops next-generation fast fission reactors for producing clean electricity at scale, with a focus on safety features and the ability to use recycled nuclear waste as fuel. The company's Aurora reactor is designed to generate up to 75 megawatts of electrical power.
Atoms4 shared keywordsBuilds automated kitchen systems using robotics to produce consistent, affordable meals at scale.
Companies competing with Apollo Atomics, Inc. for the same Google search keywords, organic and paid, via search-intersection analysis.
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Frequently asked questions
- What does Apollo Atomics, Inc. do?
- Apollo Atomics develops compact nuclear power systems designed for rapid deployment. The company builds power-dense reactors intended for commercial electricity generation.
- Who founded Apollo Atomics, Inc.?
- Apollo Atomics, Inc. was founded by Assil Halimi, Drew Walker in 2025.
- Who are Apollo Atomics, Inc.'s investors?
- Apollo Atomics, Inc.'s investors include Fifty Years, Kima Ventures, Orange Collective, Perceptive Ventures Management Company, Llc, Scribble Ventures, Valia Ventures, Y Combinator.
- Where is Apollo Atomics, Inc. headquartered?
- Apollo Atomics, Inc. is headquartered in Boston, US.






