About

Douglas T. Dietrich is Chairman and Chief Executive Officer of Minerals Technologies Inc. (MTI), serving as CEO since December 2016 and Chairman since March 2021, and has held numerous senior roles there since joining in 2007, including Senior Vice President, Finance and Treasury and Chief Financial Officer. He joined Kennametal's Board in 2025 and serves on the Audit Committee.

Roles

Kennametal Inc.
Director; Audit Committee · Current role
2025–present
Minerals Technologies Inc.
Chief Executive Officer · Became CEO of MTI in December 2016.
December 2016
Minerals Technologies Inc.
Senior Vice President, Finance and Treasury and Chief Financial Officer · Held the CFO role with responsibility for the overall finance function.
—
Alcoa Inc.
Leadership positions · Held positions of increasing responsibility, including President, Alcoa Latin America.
—

External Roles

Minerals Technologies Inc.
Chairman of the Board
March 2021

Director Compensation

FY FY2025
Fees earned or paid in cash
$35,415
NotePartial-year service
Stock (RSU) awards
$60,417
Grant dateAugust 15, 2024
VestingOne-third per year over three years
All other compensation
$70
NoteCompany-paid life insurance premium
Total
$95,902

Also at Kennametal Inc.

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