# Peter Chapman: executive, IonQ

Canonical ID: `738b4775-d003-4361-9e02-7d3f85b655e6`

Former CEO and President of [IonQ](/companies/ionq) from May 2019 to August 2025, now serving as Executive Chair. Transformed IonQ from a research-stage company into the first pure-play quantum computing public company (NYSE: IONQ). Previously recognized for software titles and inventions in computing.

- **Nationality:** American
- **Verification posture:** verified

## Current roles (1)

- [IonQ](https://registry.deploy.report/companies/ionq.md) Executive Chair (former CEO) since 2015-01-01 (SEC-verified)

## Sources (3)

1. **Executive management page** · https://investors.ionq.com/governance/executive-management/default.aspx
2. https://investors.ionq.com/news/news-details/2025/IonQ-Names-Niccolo-de-Masi-as-President--Chief-Executive-Officer/default.aspx
3. https://www.linkedin.com/in/peterhchapman


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