Portrait of a middle-aged man wearing glasses, a suit, white shirt, and blue tie, smiling against a white background.

Derek Lee

Counsel | Former MP

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.

Professional Experience

Areas of Practice

  • National Security

  • Parliamentary Procedure & Governance

  • Regulatory Affairs

  • Government Relations

  • Public Policy

  • Corporate & Commercial Law

  • Real Estate Law

  • Legislative Compliance

Education

  • LL.B., Queen's University (1973)

  • B.A.

Professional Qualifications

  • Called to the Bar of Ontario (1975)

  • Notary Public

Contact


National Security

Mr. Lee is recognized as one of Parliament's foremost experts in national security matters.

Key accomplishments include:

  • Chair, Interim Committee on National Security (2004)

  • Founding Member and former Chair, Parliamentary Subcommittee on National Security

  • Participated in the review and adoption of the Anti-Terrorism Act (Bill C-36)

  • Contributed to the first Parliamentary review of the Canadian Security Intelligence Service (CSIS)

  • Instrumental in establishing parliamentary oversight of the Communications Security Establishment (CSE)

Representative Experience & Leadership

Parliamentary Procedure & Reform

Mr. Lee is internationally recognized for his expertise in parliamentary procedure and legislative reform.

Highlights include:

  • Author of The Power of Parliamentary Houses to Send for Persons, Papers & Records (1999), a leading reference on parliamentary subpoena powers

  • Author of Back Bench Exercises, examining procedural reform within the House of Commons

  • Canadian advisor on parliamentary reform initiatives in Vietnam, Russia, China, Trinidad and Tobago, and Commonwealth jurisdictions

  • Contributed to numerous parliamentary modernization initiatives adopted by the House of Commons

Regulatory Affairs

As a long-serving member and chair of the Standing Joint Committee for Scrutiny of Regulations, Mr. Lee developed expertise in:

  • Regulatory oversight

  • Legislative review

  • Administrative law

  • Constitutional compliance

  • Federal regulatory reform


Environmental Leadership

Mr. Lee has been a strong advocate for environmental preservation and sustainable land management.

His contributions include:

  • Leadership in protecting over 7,000 acres of federal lands within the Oak Ridges Moraine and Rouge Greenbelt corridor

  • Long-standing advocate for the preservation of Rouge Valley Park

  • Federal voting member of the Rouge Park Alliance for 15 years

Community & Public Service

International Engagement

Mr. Lee has actively participated in international initiatives aimed at promoting human rights, democratic governance, and conflict resolution, particularly in South Asia.


Publications

The Power of Parliamentary Houses to Send for Persons, Papers & Records (1999)

A widely cited reference work on parliamentary subpoena powers used throughout common law jurisdictions.

Back Bench Exercises

A publication exploring parliamentary reform and procedural modernization within Canada's House of Commons.


Personal Interests

Outside of his professional and public service commitments, Mr. Lee is an enthusiastic outdoorsman and conservation advocate.

His accomplishments include:

  • Completing the 800-kilometre Bruce Trail

  • Undertaking solo trekking expeditions in Northern Canada

  • Supporting the preservation of natural parklands throughout the Greater Toronto AreaA widely cited reference work on parliamentary subpoena powers used throughout common law jurisdictions.

“There is nothing scarier than a million dollars.”

— Derek Lee