Shawn is Chair Emeritus at Osler. His practice is comprised of energy, mining, environmental, regulatory and indigenous law matters. Shawn advises companies in a variety of industries, primarily the Natural Resource industry. He has been engaged in a number of international assignments, including advising the Federal Republic of Nigeria on the development of its oil sands regulatory system and the Government of Vietnam and PetroVietnam on the development of their offshore regulatory regime. He has advised Canada’s largest energy industry associations (CAPP, CEPA and EPIC) in respect of regulatory reform for energy project development. Shawn has appeared in major regulatory proceedings before the: Alberta Energy Regulator (Energy Resources Conservation Board); Alberta Utilities Commission; Canada Energy Regulator (formerly National Energy Board); Federal Environmental Assessment Joint Review Panels; Ontario Energy Board; Alberta Environmental Appeal Board and various other appeal boards.