Director

Diane Leopold

Director·Cms Energy Corp.

About

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Since 2026
Age 59

Also at Cms Energy Corp.

DB Deborah H. Butler Director RI Ralph Izzo Director RK Richard P. Keyes Director GR Garrick J. Rochow President and CEO, CMS and Consumers; Director JR John G. Russell Chairman of the Board SS Suzanne F. Shank Director

Roles

Organization Role Dates Details
Cms Energy Corp. Director 2026–present Current role
Dominion Energy, Inc. Executive Vice President and Chief Operating Officer 2020 - 2025 Regulated public utility; principal occupation; retired 2025
Dominion Energy, Inc. Executive Vice President and Co-Chief Operating Officer 2019 - 2020
Dominion Energy, Inc. Joined 1995; positions of increasing responsibility, including prior Executive Vice President and other leadership roles 1995 -
Dominion Energy Midstream Partners LP Director Former
Nuclear Electric Insurance Limited Director Former
World Pediatrics Board
The Atlantic Council Board

External roles

Organization Role Dates
nVent Electric plc Director 2025 - present
Markel Group Inc Director 2018 - present
Markel Group Inc. Director

Related

Source: Cms Energy Corp. SEC filings and official company website

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