Quantinuum and Science and Technology Facilities Council (STFC) Hartree Centre

Partner to advance quantum innovation and development in the UK

July 11, 2024
  • New collaboration provides the Hartree Centre access to Quantinuum’s H-Series high-performance quantum computers via the cloud and on-premise
  • Tailored educational programs will enhance scientists’ skills and understanding in quantum technologies
  • Partnership is expected to drive advancements in fields such as quantum chemistry, computational biology, AI, and cybersecurity, contributing to economic growth and scientific breakthroughs

Broomfield, Colorado, and London, UK, July 11th, 2024 Quantinuum, the world’s largest integrated quantum computing company, has signed a Joint Statement of Endeavour with the STFC Hartree Centre, one of Europe’s largest supercomputing centers dedicated to industry engagement. The partnership will provide UK industrial and scientific users access to Quantinuum’s H-Series, the world’s highest-performing trapped-ion quantum computers, via the cloud and on-premise.

“Research and scientific discovery are central to our culture at Quantinuum, and we are proud to support the pioneers at the Hartree Centre,” said Dr. Raj Hazra, CEO of Quantinuum. “As we accelerate quantum computing, the Hartree Centre and the UK quantum ecosystem will be on the forefront of building solutions powered by quantum computers at scale.”  

Both organizations aim to support UK businesses and research organizations in exploring quantum advantage in quantum chemistry, computational biology, quantum artificial intelligence and quantum-augmented cybersecurity. The UK has a strong global reputation in each domain, and quantum computing is expected to accelerate development in the coming years.

“Quantinuum’s H-Series hardware will benefit scientists across various areas of research, including exascale computing algorithms, fusion energy development, climate resilience and more,” said Kate Royse, Director of the STFC Hartree Centre. “This partnership also furthers our five-year plan to unlock the high growth potential of advanced digital technologies for UK industry.”

The Hartree Centre is part of the Science and Technology Facilities Council (STFC) – within UK Research and Innovation – building on a wealth of established scientific heritage and a network of international expertise. The center’s experts collaborate with industry and the research community to explore the latest technologies, upskill teams and apply practical digital solutions across supercomputing, data science and AI.  

Quantinuum’s H-Series quantum computers are the highest-performing in the world, having consistently held the world record for quantum volume, a widely used benchmark for quantum computing performance, for over three years and currently standing at 220

In April 2024, Quantinuum and Microsoft reported a breakthrough demonstration of four reliable logical qubits using quantum error correction – an important technology necessary for practical quantum computing. During the same month, Quantinuum extended its industry leadership with its H-Series computer becoming the first to achieve “three 9s” – 99.9% – two-qubit gate fidelity across all qubit pairs in a production device, a critical milestone that enables fault-tolerant quantum computing. 

This achievement was immediately available to Quantinuum customers, who depend on using the very best quantum hardware and software, enabling them to push the boundaries on new solutions in areas such as materials development, drug discovery, machine learning, cybersecurity, and financial services.

Quantinuum – formerly known as Cambridge Quantum prior to its 2021 combination with Honeywell Quantum Solutions – was one of the UK government’s delivery partners, following the 2014 launch of the National Quantum Technologies Programme. Cambridge Quantum ran the Quantum Readiness Programme for several years to inspire UK business and industry to invest in quantum computing to explore the potential use cases of this revolutionary technology.

Earlier this year, Quantinuum was selected as a winner in the £15m SBRI Quantum Catalyst Fund, to support the UK Government in delivering the benefits of quantum technologies, with an initial focus on simulating actinide chemistry using quantum computers.

About Quantinuum

Quantinuum, the world’s largest integrated quantum company, pioneers powerful quantum computers and advanced software solutions. Quantinuum’s technology drives breakthroughs in materials discovery, cybersecurity, and next-gen quantum AI. With over 500 employees, including 370+ scientists and engineers, Quantinuum leads the quantum computing revolution across continents. 

About The STFC Hartree Centre

The Hartree Centre helps UK businesses and organisations of any size to explore and adopt supercomputing, data analytics and artificial intelligence (AI) technologies for enhanced productivity, smarter innovation and economic growth. 

Backed by significant UK government funding and strategic partnerships with industry leaders such as the University of Liverpool, the Hartree Centre is home to some of the most advanced digital technologies and experts in the UK. 

In 2021, the Hartree National Centre for Digital Innovation (HNCDI) programme was established to provide a safe and supportive environment for UK businesses and public sector organisations to acquire the skills needed to adopt AI, develop proofs-of-concept and de-risk investment into emerging digital technologies such as quantum computing.

The Hartree Centre is part of the Science and Technology Facilities Council (STFC). 

About Quantinuum

Quantinuum, the world’s largest integrated quantum company, pioneers powerful quantum computers and advanced software solutions. Quantinuum’s technology drives breakthroughs in materials discovery, cybersecurity, and next-gen quantum AI. With over 500 employees, including 370+ scientists and engineers, Quantinuum leads the quantum computing revolution across continents. 

March 18, 2026
Nitesh Sharan Joins Quantinuum as Chief Financial Officer

March 18, 2026 – BROOMFIELD, Colo. – Quantinuum, a leading quantum computing company, today announced the appointment of Nitesh Sharan as Chief Financial Officer (CFO), effective April 6, 2026.  

Mr. Sharan brings more than 25 years of global finance experience across technology, consumer products and consulting. He joins the company after nearly five years as CFO of SoundHound AI, Inc., where he led the company through its public listing in 2022 and oversaw strategic financial planning, accounting, corporate strategy, human resources, legal and intellectual property. 

“Nitesh brings an exceptional combination of financial leadership, operational rigor and experience scaling technology companies,” said Dr. Rajeeb Hazra, President & CEO of Quantinuum. “As Quantinuum accelerates the commercialization of quantum computing, his experience guiding companies through complex growth and capital market environments will be pivotal.”

Prior to joining SoundHound AI, Mr. Sharan spent more than 5 years at Nike, where he held several leadership roles, including Vice President of Investor Relations & Treasurer, Vice President of Corporate Finance & Treasurer, and CFO of Global Operations & Technology. Prior to joining Nike, he spent 15 years in senior leadership roles at Hewlett-Packard and began his career as a consultant at Accenture. 

Mr. Sharan is a Chartered Financial Analyst (CFA) charterholder. He earned his MBA from Northwestern University’s Kellogg School of Management and his bachelor’s degree from Case Western Reserve University. Originally from Cleveland, Ohio, he currently resides in Portland, Oregon. He serves on a number of boards, including Activate, an organization that supports deep science entrepreneurs in commercializing their innovations, and as a Trustee of the Catlin Gabel School, a progressive K-12 independent school.

About Quantinuum

Quantinuum is a leading quantum computing company offering a full-stack platform designed to make quantum computing deployable in real-world environments. The company has commercially deployed multiple generations of quantum systems built on the well-established QCCD architecture, which it has implemented with novel designs and capabilities to achieve the industry’s highest accuracy levels based on average two-qubit gate fidelity1. Quantinuum has active engagements with market leaders across pharmaceuticals, material science, financial services, and government and industrial markets. 

The company has a global workforce of approximately 700 employees, including top scientists and researchers. Over 70% of its technology team hold PhDs. Quantinuum’s headquarters is in Broomfield, Colorado, with additional facilities across the United States, United Kingdom, Germany, Japan, and Singapore.  

For more information, please visit www.quantinuum.com.  

 1As of December 31, 2025.

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March 11, 2026
Quantinuum Expands Global Footprint to Singapore with the Establishment of a New R&D Centre

The R&D Centre, together with the planned deployment of a Quantinuum Helios system in Singapore, aims to accelerate industrial collaboration across pharma, materials and finance, while bolstering the local quantum ecosystem and workforce 

March 11, 2026 – Singapore – Quantinuum, a leading quantum computing company, today announced the establishment of a new R&D and Operations Centre (the “Centre”) in Singapore, marking its formal expansion into Singapore. This important development will enable Quantinuum to deepen collaboration with the nation’s research and industrial ecosystem, together with the company’s plan to deploy its Helios quantum computer in Singapore later this year. 

Singapore’s early investment in quantum has positioned the nation to capture value as quantum systems move toward real-world use. In his national budget speech last month, Prime Minister Mr. Lawrence Wong highlighted Quantinuum as an industry leader, emphasizing that Helios will enable Singaporean researchers and companies to work on meaningful projects. 

The new Centre will bring together Quantinuum staff with local researchers and industry partners to co-develop commercially relevant solutions across pharma, materials science, finance, and other sectors. It will also serve to help advance Singapore’s national priorities under its National Quantum Strategy by strengthening long-term R&D capabilities and workforce development, helping position Singapore as a global hub for quantum technology.

The Centre’s establishment is supported by the Singapore Economic Development Board (EDB) and builds on Quantinuum’s close partnership with Singapore’s National Quantum Office (NQO) through the National Quantum Computing Hub. The National Quantum Strategy is developed and implemented by NQO, which is hosted in the Agency for Science, Technology and Research (A*STAR), and funded by the National Research Foundation (NRF).

As part of its commitment to developing a robust local ecosystem and support for innovation across the full quantum value chain, Quantinuum is collaborating with pioneering startups in Singapore, including Entropica, which accesses Quantinuum systems through its Startup Partner Program, and Squareroot8, with whom Quantinuum signed a Memorandum of Understanding today to co-develop quantum communications applications. 

Official Statements
  • Dr. Rajeeb Hazra, President and CEO of Quantinuum, said: “We believe there are three pillars to a holistic strategy for building a sustainable quantum frontier: use cases, infrastructure, and workforce. Singapore provides an exceptional foundation for this approach, and we are proud to contribute our experience in ecosystem development as we build a leading quantum ecosystem together."
  • Dr. Marvin Lee, Country Leader for Quantinuum Singapore, who recently joined the company following senior appointments at A*STAR, EDB, and NRF, where he played a key role in shaping the National Quantum Strategy, said: “The new Centre will enable local talent and industry to work hands-on with quantum technologies, co-develop solutions aligned with national priorities, and support high-value jobs. We are committed to building long-term capability and resilience in Singapore’s digital economy."
  • Mrs. Josephine Teo, Minister for Digital Development and Information, a key advocate of the National Quantum Strategy, joined Quantinuum today as the Guest of Honour at the official opening of its new Centre, commemorated by a formal ribbon-cutting ceremony. She said: “Singapore aims to be a global hub for the development of algorithms and applications for quantum computers. We will tap on our strengths in sectors of potential application, such as finance, logistics, and pharmaceuticals. Doing so will not only benefit these industries in Singapore, but elsewhere in the world.” 
  • Mr. Pee Beng Kong, Executive Vice President, Singapore Economic Development Board, said: “Quantinuum’s expansion into Singapore marks an important step in translating quantum research into real-world industry applications. The Helios system and new R&D Centre will enable local companies and researchers to collaborate on next-generation solutions in areas such as drug discovery, materials innovation, and financial optimisation. This investment will deepen partnerships across our industry and research ecosystem and build high-value quantum capabilities from Singapore.”
  • Mr. Ling Keok Tong, Executive Director of the National Quantum Office, said: “Quantinuum's R&D Centre and the Helios deployment create opportunities for Singapore, giving our researchers hands-on access to advanced quantum hardware, and moves us closer to demonstrating real quantum advantage in drug discovery, portfolio optimisation, amongst others. This is a boost to our quantum research and talent development, as well as our efforts in building a robust quantum ecosystem.”

The new Centre represents an important step in Quantinuum’s international expansion and its commitment to collaborating with partners in key innovation hubs. Quantinuum looks forward to continued collaboration with Singapore’s research and industry ecosystem to advance the development and application of quantum technologies.

About Quantinuum

Quantinuum is a leading quantum computing company offering a full-stack platform designed to make quantum computing deployable in real-world environments. The company has commercially deployed multiple generations of quantum systems built on the well-established QCCD architecture, which it has implemented with novel designs and capabilities to achieve the industry’s highest accuracy levels based on average two-qubit gate fidelity1. Quantinuum has active engagements with market leaders across pharmaceuticals, material science, financial services, and government and industrial markets. 

The company has a global workforce of approximately 700 employees, including top scientists and researchers. Over 70% of its technology team hold PhDs. Quantinuum’s headquarters is in Broomfield, Colorado, with additional facilities across the United States, United Kingdom, Germany, Japan, and Singapore.  

For more information, please visit www.quantinuum.com.  

1. As of December 31, 2025.

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January 14, 2026
Honeywell Announces Quantinuum's Plan to Make Confidential Submission of Draft Registration Statement for Proposed Initial Public Offering

Source: PRNewswire - Honeywell

Charlotte, N.C., Jan. 14th 2026  — Honeywell (NASDAQ: HON) today announced that Quantinuum LLC ("Quantinuum" or the "Company"), which is majority owned by Honeywell, plans to make a confidential submission of a draft registration statement on Form S-1 to the U.S. Securities and Exchange Commission (the "SEC") relating to the proposed initial public offering of Quantinuum's common stock. The number of shares to be offered and the price range for the proposed offering have not yet been determined. The offering is subject to market and other conditions and the completion of the SEC's review process.

This press release is being made pursuant to, and in accordance with, Rule 135 under the Securities Act of 1933, as amended (the "Securities Act"), and shall not constitute an offer to sell, or the solicitation of an offer to buy, any securities. Any offers, solicitations or offers to buy, or any sales of securities, will be made in accordance with the registration requirements of the Securities Act.

Contacts:
Media
Stacey Jones
(980) 378-6258
Stacey.Jones@honeywell.com

Investor Relations
Mark Macaluso
(704) 627-6118
Mark.macaluso@honeywell.com

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