Canadian federal lobbying registration
Registrant: MARK RUDOLPH
Registrant position: PRESIDENT
Lobbying firm: justenvironment
Client: GRON Holding Corp.
Client address: 40 King Street West, Suite 5800, Toronto, ON, M5H 3S1, CAN
Client representative: Scott Berggren, President & CEO
Effective date: 2026-02-16
Posted: 2026-02-20