CMS SEC filings last scanned 22 Aug 2026, 16:54 UTC
CEO Timeline
Garrick RochowCurrent
Dec 2020 — Present(5y 9mo)
Garrick Rochow was appointed president and chief executive officer of CMS Energy Corporation and Consumers Energy Company, effective December 1, 2020, succeeding Patricia K. Poppe.
1 source filing — click to expand
Patricia Kessler Poppe
Jul 2016 — Dec 2020(4y 5mo)
Patricia Kessler Poppe was appointed president and chief executive officer of CMS Energy Corporation and Consumers Energy Company, effective July 1, 2016, succeeding John G. Russell.
accepted a position with another company
3 source filings — click to expand
John G. Russell
May 2010 — Jul 2016(6y 2mo)
John G. Russell was appointed president and chief executive officer of CMS Energy Corporation, effective May 21, 2010, succeeding David W. Joos.
planned retirement; transitioning to chairman role