Horizon Quantum Computing
About
Horizon Quantum Computing creates quantum software development tools and compilers that automatically translate conventional programming languages into quantum circuits, making quantum computing accessible to classical software developers without requiring deep quantum expertise.
December 2025: Secured $110M PIPE financing (exceeded 120% target) led by IonQ plus institutional investors - largest quantum software funding round. Became first quantum software company to own and operate its own quantum computer - first private commercial quantum computer in Singapore (components: Maybell Quantum, Quantum Machines, Rigetti). Expected cash access: ~$137M.
December 3, 2025: Deployed Singapore's first commercial quantum computer. Sponsoring Q2B Conference (Dec 9-11). September 2025: Announced $503M SPAC merger with dMY Squared Technology Group, Nasdaq ticker 'HQ' expected Q1 2026. Funds support Triple Alpha software environment advancement and Singapore hardware testbed expansion.
Market positioning: first software company with quantum hardware ownership, Singapore regional quantum hub leadership, IonQ strategic validation.
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Key People
Tobias Osborne (Co-founder), Joe Fitzsimons (Co-founder, CEO)
Mentions on QuantumZeitgeist
Unveiling Horizon Quantum Computing’s Groundbreaking Hardware Testbed: Triple Alpha
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Horizon Quantum Computing to Launch Unique Testbed with Rigetti and Quantum Machines
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Horizon Quantum Computing Advances Quantum Software Development with $18.1 Million in Series A Funding
quantumzeitgeist.com
Amazon Web Services (AWS) and Horizon Quantum Computing successfully connected two Quantum Key Distributions (QKD) in Singapore
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Horizon Quantum Computing builds its first-ever office outside of Singapore
quantumzeitgeist.com
Horizon Quantum Computing gets over $3M in seed funding
quantumzeitgeist.com
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