About
Quantum Source Labs, founded in 2021 in Tel Aviv, Israel, develops large-scale practical quantum computers using photonic technology.
Technology & BusinessWhat · How · Which stage
Stack Layer量子计算HighEvidence
光子技术开发大规模实用量子计算机
Source：Official site · Updated 2026-09-10 · View source
Technology Path光子HighEvidence
光子技术开发大规模实用量子计算机
Source：Official site · Updated 2026-09-10 · View source
Full tier & rationale — an SVTR Intelligence benefit
Capital graph
Funding history
- 2024-09Series A$50M
Investors · Pitango First, 10D Ventures, Grove Ventures, Dell Technologies Capital, Eclipse, Level VC, Standard Investments, Canon EquitySource · SVTR Weekly #070
Comparable companies· by market
This company
BusinessLatest roundTotal raisedDate- Quantum Source Labs
Large-scale, practical quantum computers built with photonic technology
Series A · $50M · 2024-09
$50M
United States
BusinessLatest roundTotal raisedDate- Quantum Circuits
Superconducting quantum computers that run quantum computations by cooling circuits to near absolute zero
Series B · $60M · 2024-08
$60M - Lightsynq
Commercial technology for networking quantum computers
Series A · $18M · 2024-11
$18M - memQ
Optical communication links for distributed quantum computing
Series A · $20M · 2026-04
$20M
China
BusinessLatest roundTotal raisedDate- MatriQ
Focused on full-stack neutral-atom quantum computing solutions
Strategic · $139M · 2026-10
$139M - TuringQ
R&D and commercialization of photonic quantum chips and photonic quantum computing (chips + systems + algorithm platform); products include TuringQ Gen1/Gen2
Strategic · $30M · 2026-01
$30M - 矩量光启
Complete superconducting quantum computers
Angel · $28M · 2026-05
$28M
Europe
BusinessLatest roundTotal raisedDate- C12
Develops quantum computers using carbon nanotube technology
Undisclosed · $19M · 2024-06
$19M - Nu Quantum
Builds quantum networking infrastructure to connect and scale quantum computing
Series A · $69M · 2025-12
$69M - Quanscient
Software using quantum computing to simulate complex physical systems
Series A · $22M · 2026-05
$22M
Other / unspecified
BusinessLatest roundTotal raisedDate- Nord Quantique
Fault-tolerant quantum computers based on superconducting architecture and bosonic quantum error-correcting codes
Undisclosed · $46M · 2026-05 · Valuation $1.4B
$46MValuation $1.4B - Classiq
Helps companies build and scale quantum computing applications
Series C · $110M · 2025-05
$110M - QEDMA
Software that reduces errors in quantum computer operations to improve computational accuracy
Series A · $26M · 2025-07
$26M
Confirmed rounds only. Matched on subsector, sector, stage and funding scale — each verifiable on the company profiles.
Investors that may fit
Intel Capital
13 Compute deals in the last 24 months · 7 at a nearby stage · 3 in Israel
Request intro →Arm Holdings
7 Compute deals in the last 24 months · 3 at a nearby stage · 1 in Israel
Request intro →Bessemer Venture Partners
7 Compute deals in the last 24 months · 4 at a nearby stage · 1 in Israel
Request intro →Samsung Catalyst Fund
6 Compute deals in the last 24 months · 2 at a nearby stage · 1 in Israel
Request intro →Ranked by each firm’s deals in this sector over the last 24 months, weighted by nearby stage and shared geography. Indicative only — no rating judgment.