Commanding Officer
Chief Superintendent Derek Santosuosso, Commanding Officer, Prince Edward Island
Chief Superintendent (C/Supt.) Derek Santosuosso grew up in London, Ontario, and joined the Royal Canadian Mounted Police in 1997. In his 25-year career with the RCMP, he has served in multiple provinces, most recently as the Superintendent in charge of the Operational Support Services Branch with RCMP Newfoundland and Labrador. On June 14, 2022, C/Supt. Santosuosso assumed leadership as the Commanding Officer of the Prince Edward Island Royal Canadian Mounted Police.
C/Supt. Santosuosso served in the Canadian Forces from 1989 to 1997, leaving at the rank of Captain to join the RCMP. During his RCMP career, he has served in general duty in Saskatchewan (F Division), and British Columbia (E Division). He has served in the RCMP's largest detachment, Surry, and Bella Coola, one of its smallest. He has extensive experience in Major Case Management and has instructed at the Canadian Police College on both the Major Crime Investigative Techniques and the Major Case Management Team Commanders courses. He led investigative teams on provincial priority investigations and cold case homicide files while he served in E Division.
In 2017, he was promoted to the rank of Inspector, and moved to Newfoundland and Labrador. There, he served as the Officer in Charge of the Combined Forces Special Enforcement Unit – Newfoundland and Labrador (CFSEU-NL), investigating organized crime and internet child exploitation throughout the province. In 2018, he was assigned as the Officer in Charge of the B Division Federal Serious and Organized Crime Unit.
C/Supt. Santosuosso holds a Bachelor of Arts honours degree in history from the Royal Military College of Canada, and is an accredited Team Commander. He has two adult children, who currently live in British Columbia.
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