# Douglas Dietrich

> Douglas T. Dietrich is chairman and chief executive officer of Minerals Technologies Inc., the New York-based specialty minerals company. He joined in 2007, became CFO in 2011 and CEO in December 2016, and added the chairmanship in March 2021. A mechanical engineer with a Wharton finance MBA, he previously held operating roles at Westinghouse, Eaton and Alcoa. He also serves on Kennametal’s board and chairs the Penn Cultural Heritage Center.

- **Role:** Chairman of the Board and Chief Executive Officer at Minerals Technologies Inc.
- **Organizations:** Minerals Technologies Inc., Kennametal Inc., Penn Cultural Heritage Center, Penn Museum, Alcoa Inc. (former), Eaton Corporation (former), Westinghouse Electric Corporation (former)
- **Education:** Bachelor of Science in Mechanical Engineering, University of Michigan, MBA in Finance, University of Pennsylvania, The Wharton School
- **Known for:** Progressed from corporate development and treasury to CFO, CEO and chairman at Minerals Technologies., Oversaw MTI’s 2023 reorganization into two reporting segments., Reported implementation of more than 80% of 60,000 employee suggestions in 2024.

## Career timeline

- **Early career** — Engineering and operations management positions at Westinghouse Electric and Eaton.
- **Before 2007** — Alcoa leadership roles in international sourcing, global rod and bar products, Latin American extrusions and automotive wheels.
- **2007** — Joined Minerals Technologies in August as Vice President, Corporate Development and Treasury.
- **2011** — Became Senior Vice President, Finance and Treasury, and Chief Financial Officer, effective January 1.
- **2016** — Served as interim co-CEO with Thomas J. Meek before being elected permanent CEO in December; appointment announced December 13.
- **2021** — Elected chairman of the board in March.
- **2023** — Led MTI as it reorganized into Consumer & Specialties and Engineered Solutions, effective January 1.
- **2025** — Joined Kennametal’s board effective February 1.

## Achievements

- Progressed from corporate development and treasury to CFO, CEO and chairman at Minerals Technologies.
- Oversaw MTI’s 2023 reorganization into two reporting segments.
- Reported implementation of more than 80% of 60,000 employee suggestions in 2024.
- Elected to Kennametal’s board in 2025; serves as Audit Committee chair and on the Nominating/Corporate Governance Committee.

## Latest updates

- **2026-10** — On October 21 MTI announced an 8% increase in its quarterly dividend to $0.13 per share, its fourth consecutive year of increases. Dietrich linked the decision to confidence in cash generation and long-term strategy.
- **2026-09** — MTI held Investor Day on September 22 at its R&D facilities in Bethlehem, Pennsylvania.
- **2026-03** — Dietrich and CFO Erik Aldag presented at Gabelli’s 17th Annual Specialty Chemicals Symposium on March 19.
- **2025-12** — Dietrich appeared on Inside the ICE House, episode 505, released December 17.

## Links

- Website: https://www.mineralstech.com/about/leadership/management/douglas-t-dietrich
- LinkedIn: https://www.linkedin.com/in/douglas-dietrich-07205011

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Profile page: https://yespress.io/douglas-dietrich
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Last updated: 2026-10-23