Quantinuum Ltd raises £10m to advance quantum computing hardware and software

Integrated quantum computing developer Quantinuum Ltd has raised an estimated £10m in its latest funding round. The London-based company provides a suite of technologies including trapped-ion hardware and the TKET software development kit, alongside specialized platforms for molecular modeling and cybersecurity.

Founded in 2014, Quantinuum Ltd targets global enterprise markets in sectors such as finance, pharmaceuticals, defense, and materials science. The company develops integrated solutions to solve complex computational problems for these industries.

Financial statements for the year ending 31 December 2024 show the company generated £2m in revenue. During the same period, the business recorded a £32.4m loss and employed 174 people.

This latest £10m injection (allotted in May 2026) is an increase in capital compared to the company's recent funding history. Throughout 2025, Quantinuum Ltd maintained a consistent schedule of smaller rounds, raising £5m in February, December, October, September, August, June, April, and February of that year. Prior to 2025, the company secured £2.5m in December 2024 and £5m in November 2024.

The company's technology stack includes hardware and software solutions intended for high-stakes industrial applications. Its TKET development kit is a key component of its offering, providing a platform for developers to build and optimize quantum applications across different hardware backends. Quantinuum Ltd also operates specialized platforms for molecular modeling and cybersecurity to address specific computational needs within its target sectors.