David A. Pidduck
Senior Vice President and General Manager
David A. Pidduck is the Senior Vice President and General Manager for Purdue Pharma (Canada). He is responsible for the company’s overall strategy and performance.
Most recently, he held the position of Vice President, Commercial and Business Development for Purdue Pharma (Canada) where he was responsible for leading all commercial aspects of the business: sales and marketing activities, including product management, market research, training, commercial effectiveness and business development.
David joined Purdue Pharma (Canada) in 2014 with several years of commercial experience in the pharmaceutical, drug delivery and device industries. David’s international experience spans a wide array of disciplines, including sales, marketing, finance, business development and corporate strategy. In addition to delivering financial results, he is also known for team-building, people development and successfully managing complex change initiatives.
David earned his MBA from Northwestern’s Kellogg School of Management and a BA in Business Administration from Wilfrid Laurier University in Waterloo.
Vice President, Health Solutions
André Côté is Vice President, Health Solutions accountable for developing commercial capability and driving sales performance in line with Health Canada approved product monographs across our diverse portfolio.
André is a solution-focused leader, excelling at workforce development, teamwork and coaching for performance with 25 years of broad customer-centric pharmaceutical experience. Prior to joining Purdue Pharma (Canada) in 2018, he has held roles with increasing scope and accountability across the commercial operations of an innovative pharmaceutical organization, both nationally and globally, that has included sales, learning and development, business development, market access, pricing, commercial capabilities, launch excellence and customer experience.
André holds a Bachelor of Business Administration (Marketing) from Laval University and acts as an industry speaker in pharmaceutical healthcare forums.
Vice President, Legal
David Blais is the Vice President, Legal for Purdue Pharma (Canada). In this role he oversees all legal, compliance and policy matters, as well as provides strategic legal advice as a member of the company’s Executive Leadership Team.
David began his legal career in private practice at top law firms in Toronto, specializing in intellectual property, corporate/commercial and litigation law. Prior to joining Purdue Pharma (Canada), David served as General Counsel to Mylan Canada and in this role he served as a true generalist in pharmaceutical law with a broad scope of practice that touched all aspects of the pharma business in both internal and external environments. Since joining Purdue Pharma (Canada) in 2017, David has further expanded his expertise in the pharmaceutical industry, developing a deep understanding of drug research and development, as well as the manufacturing, promotion, distribution and sale of innovative medicines in Canada.
David earned a B.Sc. (Hons.) and completed two years of graduate work in Biochemistry at Laurentian University. He earned his J.D. from Osgoode Hall Law School at York University in Toronto.
Vice President, Scientific Affairs
Walid Shammas is the Vice President, Scientific Affairs at Purdue Pharma (Canada). Walid has more than 15 years of experience in the healthcare industry, spanning medical, safety and clinical functions as well as business development. Before joining Purdue, Walid held senior leadership roles at a number of leading medical organizations in Canada. He has extensive experience in pharmacovigilance, regulatory affairs and medical information. Walid is a strategic leader who has managed complex change in organizations and has also built and led high-performance teams.
During his healthcare tenure, Walid has worked in numerous therapeutic areas including Endocrinology, Gastroenterology, Hematology, Infertility, Neurology, Oncology, Surgery and Urology. Before joining the healthcare industry, Walid received his MD from Kaunas Medical University in Kaunas, Lithuania. Walid is a licensed MD in the US, and he started his career as a practicing physician who worked in both family practice and internal medicine.
Vice President Marketing
Melanie Milburn is Vice President Marketing, responsible for the strategic commercialization of our portfolio of approved prescription treatments for ADHD, chemotherapy-induced nausea and vomiting (CINV), various ophthalmic conditions and pain. Through a research and evidence driven approach, Melanie oversees the development of materials and programs that allows our team to continue to promote our products in line with the Health Canada approved product monograph and in compliance with all relevant rules, regulations and codes, including the Food and Drugs Act.
Melanie has more than 20 years of experience in the commercial operations of Canada’s research-based pharmaceutical companies. She is passionate about helping others grow and develop in their careers. Since joining Purdue Pharma (Canada) in 2014, Melanie has headed innovative programs and initiatives that deliver business results while also communicating information about our approved products – including risks and adverse events – in a way that enable healthcare professionals to make the best decisions for their patients.
Melanie holds a Bachelor of Science majoring in Applied Health Research from Waterloo University, and is a member of Lean In Canada.
Vice President, Manufacturing Operations
John Sebben is Vice President, Manufacturing Operations, for Purdue Pharma (Canada). John is responsible for leading all manufacturing operations, quality & compliance, supply chain and logistics activities. His work includes all managing activities related to product testing, product review & release, production and packaging, manufacturing engineering, validation, procurement, planning, customer service, warehousing and distribution.
He joined Purdue Pharma (Canada) from Patheon, where he was Vice President, North American Supply Chain. John has worked in in both Canadian and international roles at several leading pharmaceutical companies. He has over 30 years of supply chain & manufacturing operations experience in the pharmaceutical industry.
His work leads the transformation of manufacturing operations, from end-to-end, by delivering industry-leading customer service, manufacturing great products that meet global regulatory requirements, and an efficient operation made effective by coaching high performance teams. John works closely within Purdue Pharma (Canada) and its network of independently associated companies to deliver world-class manufacturing and supply chain performance.
John holds an MBA from York University and a B.Sc. from the University of Toronto.
Vice President, Finance
Ron Steiner is the Vice President, Finance at Purdue Pharma (Canada). He is responsible for leading the finance and IT activities, including corporate reporting and business planning processes, all financial transactions (Accounts Payable, Accounts Receivable, Payroll and Treasury), Procurement and Corporate Tax. He is focused on process improvement and driving the organization to achieve its business objectives while giving back to the community.
He joined Purdue Pharma (Canada) in 2016 with over 15 years of experience across the pharmaceutical, consumer health and medical device industries. He led the Canadian operations at Teleflex and has held roles in the financial functions in both Canadian and multinational organizations, including Price Waterhouse. Ron is a CPA, CA and holds a Hons. B.Comm. from McMaster University.
Carina Vassilieva, M.B.A., C.C.P., G.R.P.
Global Senior Vice President, Organizational Effectiveness
Carina Vassilieva is the Global Senior Vice President, Organizational Effectiveness. She is responsible for the leadership and oversight of all human resources activities. This includes ensuring the appropriate talent is in place, engaged and motivated to help the company meet strategic and commercial plans, while delivering on key milestones.
Joining the company in 2017, Carina’s considerable experience spans large organizations in Global Management Consulting, Consumer and Retail, Healthcare, Pharmaceuticals, Manufacturing and Education sectors. Most recently, Carina served as the Associate Client Partner, Executive Compensation and Total Rewards at Korn Ferry Hay Group and Senior Director, Organizational Effectiveness at Sofina Foods Inc.
Carina’s education background is diverse and accomplished. She earned a Master of Business Administration from California Coast University and her BA of Engineering from the State University of Printing in Moscow. Carina also obtained her Certified Compensation Professional and Global Remuneration Professional designations from WorldatWork (formerly American Compensation Association and Canadian Compensation Association).