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Spark Thermionics
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Spark Thermionics

http://www.sparkthermionics.com/
Last activity: 01.09.2026
Active
Categories: BuildingEnergyTechHardware
Spark Thermionics is developing a power plant on a chip fueled by thermionic energy conversion
Mentions
53

Overview

Location
United States, California, San Francisco
Employees
1-10

Investors 2

DateNameWebsite
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Jun 3, 2021Creative Destruction Labcreativedestructionlab.com

Mentions in press and media 53

DateTitleDescription
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Jun 4, 2026Vietnam’s renewable energy startup Stride raises $15 M Series B fundingStride, a solar energy startup based in Vietnam, has raised $15 million in a Series B funding round, and Touchstone Partners, an early investor, has announced a partial exit from the business. Lightrock and TRIREC co-led the round via the A...
Jun 15, 2025Salpha Energy, a Nigerian Clean Energy Startup Secures $1.3 Million InvestmentNigerian clean energy startup Salpha Energy has secured a $1.3 million investment from All On, a Shell-backed impact investor, to scale its local solar assembly operations and broaden access to affordable, reliable solar power in underserve...
Apr 4, 2025Clean Energy Startup Aerem Raises INR 100 Cr from UTEC, BII, SE Ventures to Accelerate Distributed Solar Growth The Series A capital infusion will also go towards expanding Aerem's tech stack, refining its digital tools, and enabling customised financing solutions.Mumbai-based clean energy startup Aerem has raised INR 100 crore (approx USD 11.7 million) in a Series A funding round led by Japan's University of Tokyo Edge Capital (UTEC). The round also saw participation from British International Inves...
Oct 25, 2024Japan energy startup Sustech's valuation jumps over $800m in latest funding roundJapan‘s Sustech is set to raise $50 million from investors, valuing the energy tech startup at more than $800 million, people with knowledge of the matter said, as the Tokyo-based firm looks to tap fast-growing demand for cleaner energy wor...
Feb 16, 2024Houston energy startup closes $17M series A to fund Texas geothermal facilityA Houston geothermal startup has announced the close of its series A round of funding. Houston-based Sage Geosystems announced the first close of $17 million round led by Chesapeake Energy Corp. The proceeds aim to fund its first commercial...
Aug 18, 2023California-based energy startup Rondo Energy raises USD 60 million in fundingALAMEDA, Calif., August 16, 2023 — A USD 60 million additional financing was raised by Rondo Energy, a top supplier of zero-carbon industrial heat and power, to accelerate the global rollout of Rondo Heat Batteries (RHBs) and revolutionize ...
May 22, 2023Colorado-based clean energy startup Odyssey raises USD 15 million in Series A fundingMay 19, 2023, BOULDER, Colorado — With participation from Equal Ventures, Twelve Below, Transition, Equator, MCJ Collective, Abstract Ventures, Founder Collective, and Climate Capital, Odyssey, a business-in-a-box software platform for dist...
May 18, 2023Renewable energy startup Accelergen Energy secures US$30 million to grow pipeline and teamsRenewable energy startup Accelergen Energy has raised US$30 million to develop solar and storage projects.
May 15, 2023Washington-based renewable energy startup Morden Hydrogen raises USD 32.8 million in Series B-2 investmentModern Hydrogen announced a USD 32.8 million Series B-2 investment round that was oversubscribed and led by NextEra Energy. Miura and National Grid Partners also participated as strategic investors and partners.
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FAQ about Spark Thermionics

Who has invested in Spark Thermionics?

Parsers VC lists 2 investors of Spark Thermionics, among them Creative Destruction Lab.

What has the press written about Spark Thermionics?

Parsers VC has collected 53 articles mentioning Spark Thermionics, among them “Vietnam’s renewable energy startup Stride raises $15 M Series B funding” (Jun 4, 2026) and “Salpha Energy, a Nigerian Clean Energy Startup Secures $1.3 Million Investment” (Jun 15, 2025).

Is Spark Thermionics still active?

Yes, Spark Thermionics is active; its latest activity on Parsers VC dates from Sep 1, 2026.