Karen Kesteris
Karen Kesteris
Chief Product and Marketing Officer


Karen leads the product development, marketing and communications and linguistic services teams. Karen masterfully pulls these areas together to build great products that create sustainable value for ESC, its clients and patients. She brings more than 20 years of experience in product development, marketing and leadership experience to the role, along with a strong specialization in healthcare, pharmacy benefit management and insurance.

Prior to ESC, Karen served as the Director, Drug Product and Provider Management, at Medavie Blue Cross, the Director of Private Payer Solutions at Telus Health and the Director of Marketing Communications and Product Development at Green Shield Canada.