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David C. Johnstone

Counselling Therapist at Lifemark Health

David C. Johnstone is an experienced professional in the fields of counseling and security management. Currently serving as a Counselling Therapist at Lifemark Health Group since March 2021, David has a strong background in trauma therapy from a previous role with a non-profit organization. David's prior experience includes security management positions at Northeastern Protection Services INC. and Allied Universal, where responsibilities encompassed site supervision, client relations, and team mentoring. With a solid foundation in human resources from J.D. Irving, Limited, David has developed expertise in employee management, payroll processing, and customer service, complemented by a Master's degree in Counseling Psychology from Yorkville University and a Bachelor of Arts in Psychology from Crandall University.

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