Grant began his career in consumer advocacy and environmental protection in the early 1980s at the Citizens Action Coalition of Indiana. After graduate school, he returned to CAC as environmental coordinator, concentrating on industrial toxics and agricultural issues. Later, he was the group’s energy director and he eventually became executive director. During his 30-year tenure at CAC, Grant assumed many roles: lobbying, researching and writing, drafting legislation, organizing on local and state issues, fundraising, serving as a spokesperson for the organization, and managing staff. Upon leaving CAC in 2011, Grant worked for the Civil Society Institute in Newton, Mass., where he lent his expertise on issues related to the electric power sector. He joined EWG in 2017.