Photonic

DeepTech · Vancouver, CA

Quantum computing company building distributed, fault-tolerant silicon-spin systems.

Founders

Stephanie Simmons (Canada · ♀) — A quantum physicist leading the Silicon Quantum Technology group at Simon Fraser University, she founded Photonic in 2016 to commercialize her research on photonically-linked silicon T-centre spin qubits for scalable quantum computing.

Shares the most investors with (number = shared investors):

Date	Round	Amount
May 2026	Growth Photonic raised over $200M (about CAD 275M) led by Planet First Partners at a roughly $2B valuation to commercialise its quantum computing systems.	$200M

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