About

Diana D. Tremblay has served on Itron's Board of Directors since 2015 and is Chair of the Board. She is the founder and Chief Executive Officer of Riverhawk Consulting, LLC, a role she has held since September 2017, and has served as an Operating Partner at Castle Creek Capital since October 2022.

Before her advisory and board career, Ms. Tremblay spent more than 40 years at General Motors, where she rose from engineer to plant manager and ultimately Vice President of Manufacturing and Global Business Services, also serving as the company's lead labor relations negotiator. Her background spans global manufacturing, supply chain, and administrative operations in a capital-intensive, cyclical industry.

Roles

Itron, Inc.
Chair of the Board · Current role
2015–present
General Motors
Vice President, Manufacturing and Global Business Services · More than 40 years at GM as an engineer, plant manager, head of manufacturing, and lead labor relations negotiator.
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External Roles

Riverhawk Consulting, LLC
Chief Executive Officer
2017-Present
Castle Creek Capital
Operating Partner
2022-Present
Lightning eMotors, Inc.
Director
Former (within past 5 years)

Director Compensation

FY 2025
Fees earned or paid in cash
$375,000
Total
$375,000

Also at Itron, Inc.

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