Dacier Brings Over 35 Years of Legal, Executive and Board Experience

IonQ (NYSE:IONQ), a leader in the quantum computing and networking industries, today announced the appointment of Paul T. Dacier as Chief Legal Officer and Corporate Secretary, effective immediately. Dacier succeeds Stacey Giamalis, who will remain at IonQ in an advisory capacity for up to 90 days to ensure a smooth transition of responsibilities.

Dacier is a highly accomplished executive and legal advisor to innovative companies in the technology and data solutions space. Dacier most recently served as a Partner at Quinn Emanuel Urquhart & Sullivan, LLP, where he provided expert counsel to C-level executives and boards of directors on a range of business and legal matters. Dacier previously served as General Counsel of EMC Corporation for more than 25 years, where he oversaw worldwide legal affairs through an era of immense revenue growth. Dacier is currently Non-Executive Chairman of the Board of Directors at AerCap Holdings, N.V., and serves on the Board of Directors at Progress Software, where he is Chairman of the Nominating and Corporate Governance Committee.

"We are thrilled to welcome Paul to IonQ," said Niccolo de Masi, CEO of IonQ. "Paul has an incredible track record of counseling technology companies during periods of significant growth, both organically and through sizeable acquisitions. His robust legal experience and understanding of our industry will bolster IonQ's efforts to accelerate our quantum computing, networking and applications business, driving value for our customers and shareholders. We are confident Paul's addition to our team will support the execution of IonQ's ecosystem strategy as we build on our recent momentum."

de Masi continued, "I would also like to express my sincere thanks to Stacey for her many contributions to IonQ throughout her tenure."

Dacier commented, "I am excited to join IonQ at this significant moment for both the company and the quantum industry. IonQ has proven itself as an industry leader, delivering tangible value for customers today while remaining at the forefront of innovation for the future. I look forward to working with IonQ's talented team to build on the company's impressive trajectory of growth in the quantum era."

About IonQ

IonQ, Inc. (NYSE:IONQ) is a leading commercial quantum computing, quantum networking, and quantum applications company, delivering high-performance systems aimed at solving the world's most complex problems. IonQ's current generation quantum computers, IonQ Forte and IonQ Forte Enterprise, are the latest in a line of cutting-edge systems that have been helping customers and partners such as Amazon Web Services, AstraZeneca and NVIDIA achieve 20x performance results. The company is accelerating its technology roadmap and intends to deliver the world's most powerful quantum computers with 2M qubits by 2030 to accelerate innovation in drug discovery, materials science, financial modeling, logistics, cybersecurity and defense. IonQ's advancements in quantum networking also positions the company as a leader in building the quantum internet.

The company's innovative technology and rapid growth were recognized in Newsweek's 2025 Excellence Index 1000, Forbes' 2025 Most Successful Mid-Cap Companies list, and Built In's 2025 100 Best Midsize Places to Work in Washington DC and Seattle, respectively. Available through all major cloud providers, IonQ is making quantum computing more accessible and impactful than ever before. Learn more at IonQ.com

IonQ Forward-Looking Statements

This press release contains certain forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. Some of the forward-looking statements can be identified by the use of forward-looking words. Statements that are not historical in nature, including the words "pending," "look forward," "accelerate," "achieve," "advancing," "anticipate," "building," "enabling," "expect," "mission," "opportunity," "pioneer," "position," "push," "support," "suggests," "plan," "believe," "intend," "estimates," "targets," "projects," "should," "could," "would," "may," "vision," "will," "forecast," "offers" and other similar expressions are intended to identify forward-looking statements. These statements include those related to IonQ's position in the quantum computing and networking sector; IonQ's acquisition of, and partnerships with, other quantum computing companies, IonQ's ability to effectively consummate and integrate such acquisitions and partnerships and the expected benefits thereof; the efficacy of new applications of quantum computing; future investments in IonQ and its cash position; IonQ's ability to execute against its strategy; IonQ's brand, momentum and business and greater flexibility for growth and expansion; the success of partnerships and collaborations between IonQ and other parties, including development and commercialization of products and services with such parties; IonQ's ability to generate near- and long-term value; advancement of quantum networking technology; the company's technology driving commercial applications in the future; and the company's future financial and operating performance.. Forward-looking statements are predictions, projections and other statements about future events that are based on current expectations and assumptions and, as a result, are subject to risks and uncertainties. Many factors could cause actual future events to differ materially from the forward-looking statements in this press release, including but not limited to: changes in the competitive industries in which IonQ operates, including development of competing technologies; our ability to sell effectively to government entities and large enterprises; changes in laws and regulations affecting IonQ's and its suppliers' businesses; IonQ's ability to implement its business plans, forecasts and other expectations, to identify and realize partnerships and opportunities, and to engage new and existing customers; IonQ's ability to effectively integrate its acquisitions; its inability to effectively enter new markets; IonQ's ability to deliver services and products within currently anticipated timelines; its inability to attract and retain key personnel including personnel of acquired companies; the conditions for closing IonQ's anticipated acquisitions not being met; IonQ's customers deciding or declining to extend contracts into new phases; the inability of its suppliers to deliver components that meet expectations timely; changes in U.S. government spending or policy that may affect IonQ's customers; changes to U.S. government goals and metrics of success with regard to implementation of quantum computing and quantum networking; and risks associated with U.S. government sales, including availability of funding and provisions that allow the government to unilaterally terminate or modify contracts for convenience. You should carefully consider the foregoing factors and the other risks and uncertainties disclosed in the company's filings, including but not limited to those described in the "Risk Factors'' section of IonQ's most recent periodic financial reports on Form 10-Q or 10-K and other documents filed by IonQ from time to time with the Securities and Exchange Commission. These filings identify and address other important risks and uncertainties that could cause actual events and results to differ materially from those contained in the forward-looking statements. Forward-looking statements speak only as of the date they are made. Readers are cautioned not to put undue reliance on forward-looking statements, and IonQ assumes no obligation and does not intend to update or revise these forward-looking statements, whether as a result of new information, future events, or otherwise. IonQ does not give any assurance that it will achieve its expectations.

View source version on businesswire.com: https://www.businesswire.com/news/home/20250713754261/en/

IonQ Media Contact:

Margaret Arakawa

press@ionq.com

IonQ Investor Contact:

investors@ionq.co

IonQ Appoints Paul T. Dacier as Chief Legal Officer and Corporate Secretary