Callum Grieve is global director of communication for The Climate Group.
Callum Grieve is global director of communication for The Climate Group.
Callum has 16 years experience in marketing and communications for both private-sector and non-profit organizations.
Prior to his role with The Climate Group, Callum was the executive director of the Marion Institute, a sustainability think-tank dedicated to promoting innovative, practical and replicable solutions to a wide range of environmental and social-justice challenges.
Previously, he ran a full-service advertising agency with clients including the National Park Service, Fire Department of New York, American Heart Association and Kaiser Permanente. Callum has helped to coordinate high-level communications campaigns for Nobel Peace Prize winner Dr. Wangari Maathai and the internationally acclaimed East Coast Bioneers conference.
