Iceberg Quantum
Technology, Information and Internet
Backed by
Raised 6M SEED on February 13, 2026
About
Iceberg Quantum develops fault-tolerant quantum computing architectures that drastically lower the qubit overhead needed for large-scale applications such as breaking RSA-2048 encryption.
Mission
Iceberg Quantum is a quantum architecture company focused on making fault-tolerant quantum computing practical through its Pinnacle architecture, which leverages quantum low-density parity-check (qLDPC) error-correcting codes to cut physical-qubit requirements by an order of magnitude. Numerical simulations presented in an accompanying preprint suggest Pinnacle could break RSA-2048 with fewer than 100,000 physical qubits, compared with the millions previously assumed necessary. The platform is hardware-agnostic and already being co-designed with leading quantum hardware providers PsiQuantum (photonics), Diraq (spin qubits) and IonQ (trapped ions), all targeting machines of this scale within three to five years. Founded by Felix Thomsen, Larry Cohen and Sam Smith after their PhDs at the University of Sydney, the company aims to become the “ARM for quantum computing” by building a world-class fault-tolerance research lab and licensing its architectural IP and software. Fresh funding will allow Iceberg Quantum to grow its research team, deepen hardware partnerships and open offices in Berlin and the United States. To date it has raised a $6 million seed round; no revenue or user metrics have been disclosed.
Quick Facts
Funding
SEED
Headquarters
Sydney, New South Wales, Australia
Careers
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