Quantum Source
Ness Ziona, IL · 11 known investors
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Quantum Systems (QS) develops photonic quantum computing technology based on deterministic generation of photons and entangling gates, aiming to make practical, affordable quantum computers more widely accessible. The company builds on research from the Weizmann Institute of Science and recent advances in photonic technologies.
Founders & leadership

Investors · 11
How we know: 10D's portfolio page · funding news · prnewswire.com · the VCSheet dataset · Not right? Tell us
How we know: Dell Technologies Capital's portfolio page · a partner's Signal profile · funding news · prnewswire.com · Not right? Tell us
How we know: Pitango's portfolio page · a partner's Signal profile · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: funding news · prnewswire.com · Not right? Tell us
How we know: open dataset · 5k.vc investor directory · Not right? Tell us
How we know: a partner's Signal profile · funding news · prnewswire.com · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: funding news · prnewswire.com · Not right? Tell us
Also in the syndicate · 3
Funding
SEC filings, press & company announcements$50M disclosed across 1 of 4 rounds · 2023–2026
- Undisclosed amountSeries AJun 2026Source ↗
- $50MSeries ASep 2024 · 3 sources
Eclipse (lead), 10D, Canon Equity, Dell Technologies Capital, Grove Ventures, Level VC, Pitango First, Standard Investments
Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
In the news
Frequently asked questions
- What does Quantum Source do?
- Quantum Systems (QS) develops photonic quantum computing technology based on deterministic generation of photons and entangling gates, aiming to make practical, affordable quantum computers more widely accessible. The company builds on research from the Weizmann Institute of Science and recent advances in photonic technologies.
- Who founded Quantum Source?
- Quantum Source was founded by Gil Semo.
- Who are Quantum Source's investors?
- Quantum Source's investors include 10D, Dell Technologies Capital, Level Ventures, Pitango, Eclipse, Eclipse Ventures, Grove Ventures, Standard Investments.
- How much funding has Quantum Source raised?
- Quantum Source has disclosed $50M raised across 1 of its 4 known rounds.
- Where is Quantum Source headquartered?
- Quantum Source is headquartered in Ness Ziona, IL.





