International Lake Ontario - St. Lawrence River Board

Contact Us


Mr. Rob Caldwell
Canadian Secretary
Manager, Great Lakes-St. Lawrence Regulation Office
Environment & Climate Change Canada
111 Water St. East
Cornwall ON  K6H 6S2
Phone: 613-938-5864

Mr. Arun Heer
U.S. Secretary
U.S. Army Corps of Engineers
Great Lakes and Ohio River Division
550 Main Street, Room 10-524
Cincinnati, OH  45202-3222
Phone: 513-684-6202