We Are Quantinuum

Leading a technological revolution that will change the world.

Quantinuum Scientific Leaders

Dr Marcello Benedetti
Quantum Algorithms

Marcello is a Senior Research Scientist at Quantinuum. In this role, he has been contributing to the development of near-term quantum algorithms for generative modelling, sampling, inference, regression, classification, combinatorial optimization, and simulation. Marcello holds a PhD in Computer Science from University College London. There, he investigated methods at the intersection between machine learning and quantum computing, using trapped ion and superconducting computers. Previously, Marcello spent two years as a research assistant at NASA Ames Research Center.

Prof Harry Buhrman, Ph.D.
Chief Scientist for Algorithms and Innovation

Harry is Chief Scientist for Algorithms and Innovation at Quantinuum. Previously, Harry had an eminent career in academia, as distinguished research Professor of algorithms, complexity theory and quantum computing at the University of Amsterdam and leader of the algorithms & complexity group at CWI, the national research institute for mathematics and computer science. Harry was the founding director of QuSoft, the Dutch research centre for quantum software, launched in 2015. His research interests cover quantum computing, information, and cryptography, computational complexity theory, and computational biology. Harry has been an active researcher, advancing our understanding of complexity theory and quantum computing and quantum communication since the 1990s, when he founded and headed the quantum computing group at CWI. Harry has been an integral part of the development of the EU’s quantum computing roadmap and is recognised as a global leader in quantum computing.

Prof Stephen Clark
Head of AI

Prior to joining Quantinuum as Head of AI, Stephen Clark spent 14 years as a Member of Faculty at the Departments of Computer Science of the Universities of Oxford and Cambridge, including 4 years as a Tutorial Fellow at Keble College, Oxford. From 2016 to 2020 he was a Research Scientist at DeepMind in London, acting as a Team Lead for the research area of Grounded Language Learning. Professor Clark holds an undergraduate degree in Philosophy from the University of Cambridge (Gonville and Caius College). He obtained an MSc in Cognitive Science at the University of Manchester (Department of Computer Science) and a PhD in Computer Science and Artificial Intelligence at the University of Sussex (School of Cognitive and Computing Sciences). He is currently an Honorary Professor at Queen Mary University of London.

Prof Bob Coecke
Chief Scientist, Head of Quantum-Compositional Intelligence

In addition to his post as Chief Scientist, Professor Coecke leads Quantinuum’s Oxford-based Quantum-Compositional Intelligence research team. The team’s research efforts include work in Quantum Computational Linguistics (QCL) and its practical implementation, Quantum Natural Language Processing (QNLP), as well as the development of diagrammatic quantum theory. Bob is Distinguished Visiting Research Chair at Perimeter Institute for Theoretical Physics, Emeritus Professor at Wolfson College, Oxford University, and a Visiting Fellow at Oxford’s Computer Science and Mathematics Departments, where he teaches a course on QCL. Professor Coecke is a founding member of the Quantum Physics and Logic (QPL) and Applied Category Theory (ACT) communities, the diamond-open-access journal, Compositionality, and the Cambridge University Press, Applied Category Theory book series. Learn more about Prof Coecke -->

Dr Henrik Dreyer
Managing Director and Scientific Lead, Munich

Dr Henrik Dreyer is the Managing Director and Scientific Lead in Munich, Germany. He is a theoretical physicist using classical and quantum computers to study strongly correlated quantum many-body systems. His team develops near-term quantum algorithms for the simulation of materials and tools to accelerate fundamental physics research. Henrik worked on the interface between quantum information and condensed matter physics during his PhD at the Max-Planck Institute of Quantum Optics and at Oxford University. He holds degrees in Physics and Mathematics from ETH Zürich and Cambridge University.

Dr Ross Duncan
Head of Quantum Software

Ross Duncan leads Quantum Software at Quantinuum and holds honorary positions at the University of Strathclyde and University College London.  He obtained his Doctorate from Oxford University in 2006 for his thesis “Types for Quantum Computation”.  Since then, he has held positions as an EPSRC Postdoctoral Research Fellow at the University of Oxford, Chargé de Recherche at the Université Libre de Bruxelles, and Lecturer of Computer Science at the University of Strathclyde. His research focuses on the foundations of quantum computing and in particular on the use of category theory and diagrammatic calculi to better understand the structure of quantum states and programs; he is the co-inventor (with Professor Bob Coecke) of the ZX-calculus and has applied this to reason about quantum circuits, measurement-based quantum computation, and quantum error correcting codes.

Dr Steven Herbert
Head of Quantum Algorithms

Steven leads the quantum algorithms team at Quantinuum’s Cambridge office, with a particular focus on quantum algorithms for classical computational problems including quantum Monte Carlo integration, quantum topological data analysis and quantum optimisation. Steven holds bachelors, masters and PhD degrees from the University of Cambridge, and alongside his position at Quantinuum is also an affiliated lecturer at the University of Cambridge Department of Computer Science and Technology.

Dr Chris Langer
Fellow

Dr Chris Langer is a Fellow at Quantinuum where he serves as the chair of the Technical Board and an advisor to the President and COO. Chris is a key inventor and architect for the Quantinuum hardware. Prior to joining Quantinuum (formerly Honeywell) in 2016, Chris worked 10 years at Lockheed Martin on various projects within the Space Systems Company and the Aeronautics Company. Chris received his PhD in physics in 2006 from the University of Colorado for work on ion trap quantum computing under Nobel Laureate David Wineland.

Dr Patty Lee
Chief Scientist for Hardware Technology Development

Patty Lee is the Chief Scientist for hardware technology development at Quantinuum. In this role, she focuses on the technology roadmap to achieve fault tolerance and scaling Quantinuum’s H-Series trapped ion quantum computers. She is best known for her work on phase control of geometric phase gates in trapped ions. Patty brings her expertise in quantum information science from her experimental work with neutral atoms and quantum networks at US Army Research Laboratory and NIST, as well as experience in defense industry from her prior position as a scientist at Lockheed Martin. She holds a Ph.D. in atomic physics from University of Michigan at Ann Arbor and a B.S. in physics from California Institute of Technology.

Dr Brian Neyenhuis
Director of Commercial Operations

Dr Brian Neyenhuis is the Director of Commercial Operations for Quantinuum, where he leads a team of scientists, engineers and technicians who upgrade and operate Quantinuum’s commercial quantum computers. Dr. Neyenhuis did his postdoctoral research at the University of Maryland where he focused on quantum simulation and the development of new quantum technologies. Brian earned a B.S. in Physics at Brigham Young University and a PhD in Physics from the University of Colorado.

Dr David Muñoz Ramo
Head of Quantum Chemistry

Dr. David Muñoz Ramo is the head of Quantum Chemistry for Quantinuum. David earned his Master’s and Ph.D. in Computational Chemistry from the University of Barcelona in 2004, and has worked in computational science for 15 years. He was a research associate at the University College London, then at the University of Cambridge, before joining Quantinuum.

Dr Steve Sanders
Senior Engineering Director for Technology Development

Steve Sanders is Senior Director for hardware technology development at Quantinuum in Broomfield, Colorado. Steve has been with Quantinuum since early 2018, leading a quantum computing research and development effort across a broad swath of engineering and physics disciplines. Today the Quantinuum team is rapidly pushing the state of the art in trapped-ion technology, demonstrating a trapped-ion quantum charge coupled device (QCCD) architecture within both their commercial and R&D quantum processors.  Prior to joining Quantinuum’s predecessor organization, Honeywell Quantum Solutions, Steve worked at Honeywell since 1998 as a research scientist in optical sensors, where he led groups designing fiber-optic gyroscopes, inertial measurement units, and celestial navigation systems for high-performance guidance and navigation.  Products of his design are currently operating at sea and in space.  Steve holds a B.S. in engineering physics from U.C. Berkeley and a PhD in plasma physics from Caltech.

Dr Jenni Strabley
Senior Director of Offering Management

Dr Jenni Strabley is the Sr. Director of Offering Management for Quantinuum and is responsible for full life-cycle management of product offerings including the industry-leading System Model H1 technologies, Powered by Honeywell. Dr Jenni Strabley brings 14 years of prior experience in the aerospace industry, with roles in offering management, product line management, operations, project management, and new product and technology development.  She has 19 awarded patents and holds a doctorate degree in atomic physics.

Dr Russell Stutz
Director of Commercial Hardware

Dr Russell Stutz is Director of the Commercial Products group of Quantinuum, where he is responsible for the design and build of Quantinuum’s trapped-ion commercial quantum computers. He received his Bachelor of Science in Physics from the University of Kansas, taking a commission in the US Air Force through the ROTC program upon graduation. As an Air Force officer, he worked on laser research at the Air Force Research Lab, Directed Energy Directorate at Kirtland AFB, NM. Dr Stutz received his PhD from the University of Colorado-Boulder in atomic, molecular, and optical physics in 2010. Eric Cornell, his research advisor at CU, is a Nobel Laureate in Physics. After receiving his PhD, Dr Stutz has worked industrial research and development at AOSense, a small company in California developing quantum sensors, as well as Lockheed Martin in Colorado. He has been with Quantinuum since 2016, and was one of the first employees at the Broomfield, CO site.

Quantinuum Enterprise Leaders

Raj Hazra
CEO

Rajeeb (Raj) Hazra is CEO of Quantinuum and has more than three decades of experience in supercomputing, quantum, and technical roles across the globe. Prior to joining Quantinuum, he served as the General Manager, Compute and Networking Business Unit at Micron Technologies, and spent 25 years at Intel Corporation, leading the Enterprise and Government Group, Technical Computing Group, Supercomputer Architecture and Planning, and Systems Technology Research. Before joining Intel in 1995, Raj was with the Lockheed Corporation based at NASA’s Langley Research Center. He prides himself on building high- performing teams with a growth mindset and a culture of truth and transparency. Raj has a Ph.D. and a master’s degree in Computer Science from the College of William and Mary in Virginia, U.S., and a bachelor’s degree in Computer Science from Jadavpur University in Kolkata, India, and holds 16 patents.

Ilyas Khan
Chief Product Officer

Ilyas founded Cambridge Quantum in 2014 and was the founding CEO of Quantinuum, the company created as a result of the merger of Honeywell Quantum Solutions and Cambridge Quantum. He is currently the Chief Product Officer of Quantinuum and part of the executive leadership team of the company. He is the Leader in Residence at the University of Cambridge’s Judge Business School where he was instrumental in establishing the highly regarded Accelerate Cambridge program of investment in early-stage Cambridge-based deep-science technology sector companies. Ilyas was the inaugural Chairman of The Stephen Hawking Foundation, holding the post until 2019. He is also the founding Chairman (non-executive) of the Topos Institute. He is also a fellow of St Edmund’s College, Cambridge. Ilyas is recognised as one of the founders and leading voices in the quantum computing industry globally.

Brian Sereda
Chief Financial Officer

Brian is CFO of Quantinuum and has over 30 years of experience in corporate finance, including approximately 15 years as a CFO in various technology companies. Most recently, he served as Chief Financial Officer at Rigetti Computing, a leader in quantum computing. Before that, he was the CFO at Energous Corporation, where he successfully raised significant working capital and oversaw finance, legal, investor relations, human resources, and IT. Brian’s strong operational and international focus has enabled him to deliver stakeholder value through strategic mergers and acquisitions (M&A) and complex capital markets transactions, including IPOs. His expertise in financial planning and modeling has been instrumental in helping companies achieve their strategic objectives.

Kaniah Konkoly-Thege
Chief Legal Counsel, SVP Government Relations

As the Chief Legal Officer, Chief Compliance Officer, and Senior Vice President for Government Relations for Quantinuum, Kaniah oversees the global legal and government affairs for Quantinuum, including corporate governance, intellectual property, contracts, export control, data privacy/security, and compliance. She monitors legal, legislative and regulatory trends applicable to emerging technologies. Prior to that role, Kaniah served as General Counsel for Honeywell Quantum Solutions and Honeywell Federal Manufacturing and Technologies, LLC.  Before Honeywell, Kaniah was a senior attorney for the Department of Energy and Department of the Interior. Kaniah has served as Chair of the QED-C Law TAC, and has held several Chair and Vice-Chair roles for subcommittees of the American Bar Association’s Science and Technology Committee.  She  co-authored “The Legal Implications of Quantum Computing,” and has lectured and taught several CLE courses on quantum computing and the law.

Susan Schwamberger
Chief Human Resources Officer, SVP Operations

Susan leads global Human Resources and Communications. As SVP Operations, she leads Business Administration, Integrated Supply Chain, and Health, Safety, & Environment Organizations. Previously, she was Chief Operations Officer for Honeywell Quantum Solutions, and Global HR Leader in Automated Control Solutions. She has also held HR and Integrated Supply Chain roles for Honeywell Federal Manufacturing and Technologies, LLC. Susan holds a B.S. in Business Administration and Management from Minnesota State University.

Waseem Shiraz
Senior VP Strategic Initiatives & Chief of Staff

Waseem is the Senior VP of Strategic Initiatives and Chief of Staff at Quantinuum. He has been with Cambridge Quantum since its inception in 2014 where he has been responsible for developing global operations, growth, and financing. Prior to CQ, Waseem was the Managing Partner of Stanhill Capital Partners, where he invested in companies across a variety of industrial and deep science technology sectors. Waseem holds a BSc degree from University College London. After graduation, Waseem joined Morgan Stanley’s Investment Banking division and focused on capital markets, M&A and restructuring transactions.

Shuya Kekke
CEO & Representative Director, Quantinuum K.K.

As managing director of Goldman Sachs, Tokyo & Hong Kong, Shuya led equity electronic trading and was involved in portfolio, algorithmic, and electronic derivatives trading. He was part of Principal Strategic Investment group, an internal private equity team. In 2013, Shuya joined J.P. Morgan Securities and served as Managing Director & Head of Electronic Client Solutions and Portfolio Trading. In 2017, he joined Pelagos Inc., a consultancy focused on the financial sector. Shuya has a B.A., and M.A. from Stanford University.

Dr Avinash (Nash) Palaniswamy
Chief Commercial Officer

Nash is responsible for sales, marketing and delivering revenue at Quantinuum. He was previously responsible for delivering revenue at Intel's High-Performance Computing and Graphics, and Datacenter and AI groups, and led the task-force that delivered the "heterogenous product roadmap", giving him a highly relevant interest in the enterprise application of hybrid quantum-classical computing. Throughout his career, Nash has held various leadership, strategic and engineering roles and today indulges his passion in artificial intelligence by advising and mentoring a number of small startups. Nash holds three patents and was honored for his contribution to the #1 system in the Top 500 list of the world's fastest supercomputers. He earned his B.S. in Electronics and Communications Engineering from Anna University (India) and holds a Ph.D. and M.S. from the University of Cincinnati in Electrical and Computer Engineering.

Quantinuum Board of Directors

Vimal Kapur
Chairman

Vimal Kapur is CEO of Honeywell. Vimal focuses on accelerating growth through innovation, portfolio shaping, simplification and the Accelerator Operating System. Prior to becoming CEO, Vimal was Honeywell’s President and COO. He previously served as President and CEO of two strategic business units focused on the energy transition and industrial and building automation. His first business leadership position was President of a gold business enterprise where he had also led marketing strategy and managed a product line. He started his career at a Honeywell joint venture and eventually became the Managing Director of Honeywell Automation India Ltd. Vimal graduated from Thapar Institute of Engineering in Patiala, India, as an electronics engineer. Vimal has served on the U.S.-India CEO Forum since November 2023.

Ilyas Khan
Chief Product Officer
Vice Chair

Ilyas founded Cambridge Quantum in 2014 and was the founding CEO of Quantinuum, the company created as a result of the merger of Honeywell Quantum Solutions and Cambridge Quantum. He is currently the Chief Product Officer of Quantinuum and part of the executive leadership team of the company. He is the Leader in Residence at the University of Cambridge’s Judge Business School where he was instrumental in establishing the highly regarded Accelerate Cambridge program of investment in early-stage Cambridge-based deep-science technology sector companies. Ilyas was the inaugural Chairman of The Stephen Hawking Foundation, holding the post until 2019. He is also the founding Chairman (non-executive) of the Topos Institute. He is also a fellow of St Edmund’s College, Cambridge. Ilyas is recognised as one of the founders and leading voices in the quantum computing industry globally.

Ilyas founded Cambridge Quantum in 2014 and was the founding CEO of Quantinuum, the company created as a result of the merger of Honeywell Quantum Solutions and Cambridge Quantum. As well as being Vice-Chairman of the board of directors, he is also the Chief Product Officer of Quantinuum and part of the executive leadership team of the company. He is the Leader in Residence at the University of Cambridge’s Judge Business School where he was instrumental in establishing the highly regarded Accelerate Cambridge program of investment in early-stage Cambridge-based deep-science technology sector companies. Ilyas was the inaugural Chairman of The Stephen Hawking Foundation, holding the post until 2019. He is also the founding Chairman (non-executive) of the Topos Institute. He is also a fellow of St Edmund’s College, Cambridge. Ilyas is recognised as one of the founders and leading voices in the quantum computing industry globally.

Anne T. Madden
Board Member

As Senior Vice President, General Counsel at Honeywell, Anne manages legal affairs, government relations, HSE, product stewardship, environmental sustainability, and global M&A. Prior to this, she was VP, Corporate Development, Global Head of M&A, VP, Deputy General Counsel (GC) for Performance Materials and Technologies, VP, GC, Specialty Chemicals, and GC, Fluorine Products for AlliedSignal. Anne earned an A.B., English and American Literature, Brown University, Accounting and MBA Finance, NYU Stern School of Business, and J.D. from Fordham University School of Law.

Niels Nielsen
Board Member

Niels Nielsen is a London based entrepreneur and tech investor. He is former Chairman and early investor in Cambridge Quantum Computing. Niels has invested in and managed a number of businesses within financial services (Zedra, LGT Vestra, Vistra, Kinetic Partners and others). Niels' tech investments span across Quantum, Deep-tech, FinTech, Hospitality, Energy, Education, GreenTech and Biosciences. He is also the co-owner of Azure Hotels. Niels is Danish and holds a Bachelor's degree from Brown University, and an MBA from Yale University.

Suresh Venkatarayalu
Board Member

As Chief Technology Officer, Honeywell, Suresh leads Honeywell product development and oversees engineering, R&D, and Honeywell Technology Solutions (HTS). He serves as VP, CTO for Safety and Productivity Solutions. Suresh joined Honeywell as an Aerospace Software Engineer and Systems Analyst. He served as CTO for Automation and Control Solutions, and President of HTS. He has a degree in Computer Science Engineering from Bharathidasan University, India and post-graduate work in general management from the Indian Institute of Management, Kozhikode.

George Sherman
Board Member

George is a Managing Director and Senior Advisor to the CIO. In this capacity he assists the broader technical organization on matters deemed critical and strategic by bringing his nearly 40 years of experience in technology and financial services.  He is a people focused, deeply technical leader, that has operated at scale in a global context with a hands-on approach to leadership, mentorship, and management. Prior to that he was the CIO for Global Technology Infrastructure at our JPMorgan Chase & Co. for nearly 10 years.  He was responsible for 9,000 technologists and managed an over four-billion-dollar portfolio technology. Prior to that he held senior positions at Bank of America, Morgan Stanley, Chase Bank, Chemical Bank, Manufacturers Hanover bank and AT&T Microelectronics/Bell Laboratories.