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Photon Queue Raises $4M Oversubscribed Seed Round to Commercialize Room-Temperature Quantum Memory

Quantum hardware spin-out Photon Queue has closed an oversubscribed $4 million seed funding round led by Palo Alto-based deep-tech venture firm Playground Globa...

Quantum Editorial Team
July 22, 2026
1 min read
This article has been aggregated from Quantum Computing Report. You can read the original publication at https://quantumcomputingreport.com/photon-queue-raises-4m-oversubscribed-seed-round-to-commercialize-room-temperature-quantum-memory/.
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Photon Queue Raises $4M Oversubscribed Seed Round to Commercialize Room-Temperature Quantum Memory

Source: Originally published on Quantum Computing Report on July 22, 2026.

Quantum hardware spin-out Photon Queue has closed an oversubscribed $4 million seed funding round led by Palo Alto-based deep-tech venture firm Playground Global. Additional investors in the round include Cerberus Capital Management, Illinois Ventures, Roadrunner Venture Studios, and MFV Partners. Spun out of the University of Illinois Urbana-Champaign in 2024, the Champaign-based startup builds room-temperature [...] The post Photon Queue Raises $4M Oversubscribed Seed Round to Commercialize Room-Temperature Quantum Memory appeared first on Quantum Computing Report....


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