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Quantinuum Secures $600M

2025-09-04
CHARLOTTE, NC, Honeywell today announced a $600 million equity capital raise for Quantinuum, developer of the world's highest-performing quantum computer, at a pre-money equity valuation of $10 billion.
Quanta Computer, NVentures (NVIDIA's venture capital arm) and QED Investors have joined existing shareholders JPMorganChase, Mitsui, Amgen, Cambridge Quantum Holdings, Serendipity Capital and Honeywell - all of whom have reinvested in this round. The round also includes participation from new investors MESH and Korea Investment Partners.

Quantinuum is the world leader in quantum computing. The company's quantum systems deliver the highest performance across all industry benchmarks. Quantinuum's over 630 employees, including 370+ scientists and engineers, across the US, UK, Germany, and Japan, are driving the quantum computing revolution.
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