Derek D. Key KC

Derek Key KC is a practicing lawyer at Key Murray Law. In his more than 40 years of experience in legal practice Derek Key has earned multiple professional accreditations and awards. Among the most recent: he was included in the Best Lawyers in Canada® directory in the practice areas of Corporate Law and Real Estate Law for 2027.

Derek is also recognized as a leading practitioner in the 2026 Canadian Legal Lexpert® Directory for Banking, Corporate Commercial and Property Development.
His practice also includes Property and Real Estate Law services including; planning, approvals, financing, and implementation of business strategies. He has worked with and appeared before all levels of the Prince Edward Island tribunals; municipal and provincial planning boards; city councils; and each of the three levels of courts.

Derek’s service on several boards at the local, provincial, and national levels has provided practical experience that he shares in resolving governance challenges and assisting clients develop strategic directions.

As you would expect of a community and corporate leader, Derek Key's efforts extend well beyond his client base. He works closely with many different agencies and professional committees dedicated to the advancement of the legal profession and improved client services. Derek works tirelessly to help clients and communities through both his legal work and personal life. His dedication and passion for the Key Murray Law family are second only to his dedication to his family, his community, and his province.

Legal Practice Areas

Banking Law
Corporate & Commercial Law
Employment & Labour Law
Municipal Law
Property & Real Estate Law
Wills and Estates

+ Awards
Order of Canada
Order of Prince Edward Island
Mayors Medal of Honour
Citizen of the Year
Paul Harris Fellowship
Scouts Canada Life Membership
Service Above Self Award – Rotary International 
+ Education
B.A., University of Prince Edward Island (1978)
LL.B., Dalhousie University (1981)
LL.D., Doctorate of Laws [Hon], UPEI (2012)
+ Bar Admission
Prince Edward Island (1982)
Appointed Kings’s Counsel (2000)
+ Memberships
Law Society of Prince Edward Island
Canadian Bar
Association
Rotary International (Summerside)

   Summerside & Charlottetown

Derek Key
    +1 902 436 4851
   derek.key@keymurraylaw.com
    Add to Address Book
    Bio (pdf)
   +1 902 436 5063
Amanda MacLean - Legal Assistant
    +1 902 436 4556
   amanda.maclean@keymurraylaw.com
   +1 902 436 5063

Derek D. Key KC

Senior Partner & Lawyer

Derek Key KC is a practicing lawyer at Key Murray Law. In his more than 40 years of experience in legal practice Derek Key has earned multiple professional accreditations and awards. Among the most recent: he was included in the Best Lawyers in Canada® directory in the practice areas of Corporate Law and Real Estate Law for 2027.
Derek is also recognized as a leading practitioner in the 2026 Canadian Legal Lexpert® Directory for Banking, Corporate Commercial and Property Development.

His practice also includes Property and Real Estate Law services including; planning, approvals, financing, and implementation of business strategies. He has worked with and appeared before all levels of the Prince Edward Island tribunals; municipal and provincial planning boards; city councils; and each of the three levels of courts.

Derek’s service on several boards at the local, provincial, and national levels has provided practical experience that he shares in resolving governance challenges and assisting clients develop strategic directions.

As you would expect of a community and corporate leader, Derek Key's efforts extend well beyond his client base. He works closely with many different agencies and professional committees dedicated to the advancement of the legal profession and improved client services. Derek works tirelessly to help clients and communities through both his legal work and personal life. His dedication and passion for the Key Murray Law family are second only to his dedication to his family, his community, and his province.

Legal Practice Areas

Banking Law
Corporate & Commercial Law
Employment & Labour Law
Municipal Law
Property & Real Estate Law
Wills and Estates

+ Awards
Order of Canada
Order of Prince Edward Island
Mayors Medal of Honour
Citizen of the Year
Paul Harris Fellowship
Scouts Canada Life Membership
Service Above Self Award – Rotary International 
+ Education
B.A., University of Prince Edward Island (1978)
LL.B., Dalhousie University (1981)
LL.D., Doctorate of Laws [Hon], UPEI (2012)
+ Bar Admission
Prince Edward Island (1982)
Appointed King’s Counsel (2000)
+ Memberships
Law Society of Prince Edward Island
Canadian Bar Association
Rotary International (Summerside)
Best Lawyers Award Badge

Contact - Summerside & Charlottetown Offices

Derek D. Key KC - Lawyer
PHONE
SEND EMAIL
Amanda MacLean - Legal Assistant
PHONE
SEND EMAIL

Contact - Summerside & Charlottetown Offices

Derek Key
    +1 902 436 4851
   derek.key@keymurraylaw.com
    Add to Address Book
   +1 902 436 5063
Amanda MacLean - Legal Assistant
    +1 902 436 4556
   amanda.maclean@keymurraylaw.com
   +1 902 436 5063
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