Charles practises all aspects of environmental law and also specializes in mining law. Charles is based in both Montréal and Toronto, and has extensive expertise in environmental aspects of corporate, commercial, and property transactions; project development; regulatory compliance; and liability issues. He advises businesses with regard to contaminated property, remediation and redevelopment, environmental permits, investigations and enforcement under environmental legislation, environmental assessments, waste management issues, environmental management systems, commercial agreements, environmental audits, regulatory and legislative compliance, officer/director/parent company liability, and defending environmental prosecutions. Charles has advised several major mining companies in matters including mine acquisitions and divestitures, mine reclamation and closure issues, and mineral rights concerns. He has also been involved in negotiating agreements with First Nations. He is recognized as a leading lawyer in all major legal directories and ranking publications.