Derek Vincent Lee

Derek Lee serves as Counsel to Sun & Partners Professional Corporation, bringing a distinguished career spanning law, public service, parliamentary governance, national security, and regulatory affairs.

Called to the Bar of Ontario in 1975, Mr. Lee practiced corporate, commercial, and real estate law in Toronto before entering public service. He served as a Member of Canada's House of Commons for 23 years, where he became widely recognized as one of Canada's most experienced parliamentarians and a leading authority on parliamentary procedure, national security, and legislative oversight.

Throughout his career, Mr. Lee has combined legal expertise with public policy leadership, contributing significantly to national security legislation, parliamentary reform, regulatory oversight, and environmental conservation initiatives.

Provides strategic advice on regulatory, governmental, legislative, and public policy matters.

Served for 23 years as a Member of Parliament, holding leadership positions on numerous parliamentary committees and initiatives.

Articled with Stikeman, Elliott, Robarts & Bowman and later practiced as a partner at Stikeman, Lee & Chenoweth, focusing on corporate, commercial, and real estate matters.