# David Li

> David H. (Dave) Li is president and CEO of Ingevity, a role he began on April 7, 2025. Previously CEO of CMC Materials, he led the company through expansion and its 2022 sale to Entegris. A Purdue-trained chemical engineer with a Kellogg MBA, he also teaches, serves on materials-company boards and founded the Li Family Charitable Foundation.

- **Role:** President and Chief Executive Officer at Ingevity
- **Organizations:** Ingevity, CMC Materials (formerly Cabot Microelectronics), Hexcel, CoorsTek, Purdue University, Northwestern University Kellogg School of Management, Li Family Charitable Foundation, Novotellus, UOP
- **Education:** BS in Chemical Engineering, Purdue University, MBA, Northwestern University, Kellogg School of Management
- **Known for:** Purdue Outstanding Chemical Engineer Award, 2017., Purdue Distinguished Engineering Alumni Award, 2023., Led CMC Materials during its expansion and sale to Entegris in 2022.

## Career timeline

- **1995-1997** — Engineering and marketing roles at UOP.
- **Late 1990s** — Joined the business that became Cabot Microelectronics; held operations, sourcing, product management and investor relations roles.
- **2008-2014** — Vice President, Asia Pacific Region, according to the contemporary SEMI biography.
- **2015-2022** — President, CEO and director of Cabot Microelectronics, later CMC Materials.
- **2018** — Cabot Microelectronics completed its acquisition of KMG Chemicals.
- **2022** — CMC Materials sale to Entegris closed July 6; Li left the company.
- **2023** — Received Purdue’s Distinguished Engineering Alumni Award; family research area dedicated April 14.
- **2025** — Joined Hexcel’s board effective January 1 and became Ingevity president and CEO April 7.

## Achievements

- Purdue Outstanding Chemical Engineer Award, 2017.
- Purdue Distinguished Engineering Alumni Award, 2023.
- Led CMC Materials during its expansion and sale to Entegris in 2022.
- Founder and chairman of the Li Family Charitable Foundation.
- With family members, supported Purdue’s Dr. Norman and Jane Li Chemical Engineering Separations Area.

## Latest updates

- **2026-09** — Ingevity announced Li would participate in the September 23 Water Tower Research Insights Conference.
- **2026-07** — Ingevity reported Q2 sales of $314.1 million and continuing-operations net income of $39.8 million under Li’s leadership.
- **2026-04** — Ingevity completed the Road Markings divestiture on April 15.
- **2026-01** — Ingevity completed the sale of its North Charleston refinery assets and most of Industrial Specialties on January 1.

## Links

- Website: https://www.ingevity.com/about/leadership/dave-li/
- LinkedIn: https://www.linkedin.com/in/david-li-23b2051/

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Profile page: https://yespress.io/david-li
Published by YesPress — https://yespress.io
Last updated: 2026-10-22