The Cigna Group Announces Appointment of Michael J. Hennigan to Board of Directors
- The Cigna Group appointed Michael J. Hennigan to its Board of Directors effective June 2, 2025, announced in Bloomfield, Conn.
- The appointment followed Hennigan's extensive leadership in the energy sector, including roles as Executive Chairman of Marathon Petroleum and MPLX since 2017.
- Hennigan's career spans over three decades, advancing from Sunoco roles to CEO positions, demonstrating expertise in refining, logistics, regulated markets, and strategic growth.
- David Cordani described Mike as an innovative leader with a wealth of industry knowledge and a history of successfully managing major strategic projects, qualities that will be crucial as the company continues to pursue its goals.
- Hennigan's addition supports Cigna’s efforts to enhance value, drive growth, and improve healthcare experiences across its more than 190 million global customers.
41 Articles
41 Articles

The Cigna Group Announces Appointment of Michael J. Hennigan to Board of Directors
BLOOMFIELD, Conn., June 2, 2025 /PRNewswire/ -- Global health company The Cigna Group (NYSE:CI) announced today that Michael J. Hennigan has been appointed to the organization's Board of Directors. His appointment is effective June 2.
The Cigna Group Appoints Michael Hennigan to Board of Directors
Global health company The Cigna Group (NYSE:CI) announced today that Michael J. Hennigan has been appointed to the organization’s Board of Directors. His appointment is effective June 2. Mr. Hennigan is the Executive Chairman of Marathon Petroleum Corporation (MPC), an integrated downstream energy company, and MPLX, a diversified master limited partnership formed by MPC. He joined the company in 2017 and previously held the roles of Chief Execut…
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