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Series A Quantum Computing Companies

Explore 31 quantum computing startups that raised series a funding. Access verified founder contact information and fundraising data.

Total Companies
31
Total Funding
$136.5M
Avg Funding
$22.8M
Cities
6

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Castelldefels, Spain
$10.9M
raised

Quside designs and manufactures innovative quantum technologies for all connected devices.

Jul 2023
Series A

Founder Contacts

41,000+ verified contacts

Singapore, Singapore
$18.1M
raised

Horizon Quantum Computing builds software development tools to code, compile and deploy quantum applications from classical code.

Mar 2023
Series A

Founder Contacts

41,000+ verified contacts

Austin, United States
$24.0M
raised

Strangeworks makes the power of quantum computing accessible to everyone all in one place.

Mar 2023
Series A

Founder Contacts

41,000+ verified contacts

Cambridge, United Kingdom
$59.9M
raised

Nu Quantum focuses on developing quantum networking hardware and software to scale quantum computers for practical use.

Dec 2025
Series A

Founder Contacts

41,000+ verified contacts

New York, United States
$20.0M
raised

Project Eleven is a development company dedicated to advancing post-quantum cryptography solutions.

Jan 2026
Series A

Founder Contacts

41,000+ verified contacts

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Saarbrücken, Germany
$3.7M
raised

Accelerating scientific discovery with ML, starting with tools for faster development of quantum computers

Oct 2023
Series A

Founder Contacts

41,000+ verified contacts

Showing 26 to 31 of 31 companies

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31 Quantum Computing Series A Startups (September 2026) — Page 2 | VCBacked