Retalon's Leadership Team

Vision without action is merely a dream. Action without vision just passes the time. Vision with action can change the world. 

– JOEL A. BARKER – 

Meet Our Team

Retalon’s team consists of North America’s top experts and thought leaders in advanced analytics for retail.

Mark Krupnik, Ph.D

CO-FOUNDER, CEO

Joseph Sheinis, Ph.D

CO-FOUNDER, CTO

Jean-Philippe Vorsanger (JP)

COO

Mark Kalp

VP, DEVELOPMENT

James Gledhill

VP, PROFESSIONAL SERVICES

Mark Canning

VP, BUSINESS DEVELOPMENT

Alina Sayapov

VP, SALES & MARKETING

Dianne McCoubrey

GROWTH STRATEGY

Yan Krupnik

BUSINESS STRATEGY

Michael Reis

DIRECTOR, CUSTOMER SUCCESS

Carol Kohn

DIRECTOR, CONSULTING

Amanda Vomacka

DIRECTOR, CONSULTING

Zev Berkovich

DIRECTOR, INTEGRATION & ANALYTICS

Dan Turpin

DIRECTOR, CONSULTING

Catharine Etmanskie

DIRECTOR, CONSULTING

Man working on his computer at a desk.

Need more information?

Retalon’s team of retail and technology professionals can help you learn more about how retailers can leverage advanced analytics & AI in their businesses.

Get in touch with our team.

We believe that retailers should be able to optimize and scale their business using AI without a Ph.D. in data science.

We specialize and innovate in the science behind retailing and supply chain optimization to provide retailers with an easy-to-use solution that delivers robust and reliable results.

Have questions? 

Use this form to send your message to our team. 

Mark Krupnik Headshot

Mark Krupnik, Ph.D

CO-FOUNDER, CEO

Mark is one of North America’s top experts and entrepreneurs in the field of advanced AI technologies. He brings over two decades of leadership experience in building and delivering state-of-the-art enterprise solutions for retailers.

Prior to Retalon, Mark has consulted over 30 large retailers across North America & Europe and authored new programs in Retail Technologies and Retail Information Systems for the School of Retail Management at Ryerson University, now Toronto Metropolitan University.

Mark has written 13 published scientific articles and has been a speaker at over 15 international scientific conferences. He is a member and contributor to Forbes Technology Council, and a contributor to Entrepreneur.com.

Joseph Sheinis

Joseph Sheinis, Ph.D

CO-FOUNDER,
CTO

Joseph is a technology visionary with more than 30 years of experience of leadership in enterprise software development. His consistent forward-thinking approach and ability to build and execute strategic technology roadmaps has attracted top talent to Retalon and resulted in the robust, flexible and intelligent architecture of Retalon’s platform.

Joseph obtained a Ph.D. in Operations Research in 1991. Joseph’s Post Doctoral project was on the design of a new warehouse management system for a major retail organization. Joseph is a Professional Engineer (designation in 1997) and a SUN Microsystems Certified Enterprise Java architect. He has 3 patents in Enterprise Java Applications Architecture and 9 published scientific articles.

Jean-Philippe Vorsanger (JP)

Jean-Philippe Vorsanger (JP)

COO

Jean-Philippe is an accomplished Technology Executive and Consultant with over 20 years of success in managing retail technology companies and assisting retail customers with Supply Chain planning and enterprise software selection and implementation.

Prior to Retalon Jean-Philippe was the President of Stirling Douglas Group, later called DCM and acquired by Teradata. He was a senior executive at Deloitte and Capgemini as well as the COO at TXT Retail.

Jean-Philippe oversees Retalon’s operations and delivery processes to ensure effective delivery of Retalon solutions to customers. He holds a BSc. in electrical engineering and an MBA.

Mark Kalp

Mark Kalp

VP, DEVELOPMENT

With more than 20 years of leadership experience in building software development teams, Mark oversees Retalon’s development, QA, information systems, and security teams responsible for building world-class retail analytics enterprise systems.

Mark is instrumental in building, motivating, and leading Retalon’s rapidly growing development team to build rich user experiences, improving usability of Retalon products, enhancing user-facing modules and executing the technology roadmap.

Mark has a Master’s degree in Engineering.

James Gledhill

James Gledhill

VP, PROFESSIONAL SERVICES

James is an energetic change champion. He loves bringing people together to develop new and innovative approaches to solving problems. James has excelled in business & project delivery leadership roles in the Retail & CPG space.

James ensures customer success through his Project Management (PMP), Continuous Improvement (Lean 6-sigma), and Change Management background.

As a University of Toronto, Engineering Science graduate, James brings a diverse set of experiences & perspectives to the Retalon Profession Services organization.

Mark Canning

Mark Canning

VP, PARTNERSHIPS & CHANNELS

Mark Canning is responsible for leading the Microsoft Partnership & Channels Business Development team and the strategies and execution for growing Retalon’s retail & CPG client base.
 
Prior to Retalon, Mark has held senior channel & direct selling roles with Microsoft, NCR Retail, Toshiba Global Commerce, HP, AST, Bell Enterprise, Qnext Corp & NEC.
 
Mark is an active volunteer in the local community & supporter of small business and recently received the Paul Harris Fellowship Award for community work . Mark received his BA from the University of Guelph.
Alina headshot

Alina Sayapov

VP, SALES & MARKETING

Alina is the VP of Sales and Marketing at Retalon, where she works with retail leaders to uncover the real problem behind the ask and match it with a practical, high-impact solution. Bringing over 10 years of experience across marketing, communications, and business development, she turns complex technology into decisions retailers can act on.

Alina holds a Master of Education (M.Ed.), which informs her clear, instructional approach to content development. Her Project Management Professional (PMP) certification supports her leadership of cross-functional marketing initiatives and team operations.

Dianne headshot

Dianne McCoubrey

GROWTH STRATEGY

Dianne McCoubrey serves on Retalon’s Advisory Board, contributing strategic guidance on growth and market expansion. She brings over 20 years of experience in business development and client success, including senior leadership roles at the VP level across the retail, technology, and services sectors.

Dianne has a strong track record of guiding companies through strategic expansion, market positioning, and operational scaling. Her insights help shape Retalon’s go-to-market strategy and long-term growth initiatives.

Yan Krupnik

Yan Krupnik

BUSINESS STRATEGY

Yan Krupnik serves on Retalon’s Advisory Board, guiding business strategy and market positioning. A graduate of Ryerson University, now Toronto Metropolitan University, with a degree in Marketing Management, he brings deep expertise in developing multi-channel marketing programs and forging strategic partnerships. Yan previously led Retalon’s business development efforts and continues to support the company’s growth through strategic advisory and market insight.

Michael Reis headshot

Michael Reis

DIRECTOR, CUSTOMER SUCCESS

Michael brings over 13 years of expertise in Retail Supply Chain, Business Analytics, and SaaS, driving customer success through strategic, customer-centered solutions. Known for a consultative approach, Michael excels at building trust and aligning business goals with client needs, creating impactful, long-term partnerships.

With a focus on project management, financial analysis, and solution development, Michael is passionate about delivering value-driven outcomes that foster client satisfaction and growth.

Carol Kohn

Carol Kohn

DIRECTOR, CONSULTING

Carol has over 16 years’ experience in retail merchandise planning with top Canadian organizations, in  brick and mortar, and multi-channel environments.  She has worked with a variety of commodities spanning from apparel, home, cosmetics, and fine jewelry.  This experience has provided her with a broad knowledge and understanding of some of the various differences, and influences that would impact each unique business.

Carol is excited to build collaborative partnerships, with our Retalon customers to help design and implement solutions that work for their unique business needs, serving as a liaison between Retalon and its customers.

Amanda Vomacka

Amanda Vomacka

DIRECTOR, CONSULTING

Amanda has 18 years of retail industry experience. She spent the first ten years of her career in advanced analytical roles with tier 1 Apparel and Consumer Packaged Goods companies, followed by eight years with one of the largest global retailers where she worked in Buying, Merchandise Planning, and Planogram Planning.

She is responsible for partnering with customers to ensure successful software implementation. Amanda holds a Bachelor of Arts, Honours Business Administration from the Ivey Business School.

Zev Berkovich

Zev Berkovich

DIRECTOR, INTEGRATION & ANALYTICS

Zev has extensive retail industry experience, with strong analytical and software development skills. He is responsible for bridging the gap between the technical and business side, bringing all teams successfully to the same goal. 
 
Zev has worked on and overseen many successful integrations, and has worked with several dozen systems & environments to seamlessly integrate Retalon’s solutions. Zev graduated with High Honours from Seneca College at York University, and has won awards in several national mathematics contests.
Dan Turpin Headshot

Dan Turpin

DIRECTOR, CONSULTING

Dan has extensive retail industry experience in merchandising, category management, assortment planning, forecasting, pricing, and product development. He has held senior retail roles managing complex product categories and supporting the development and launch of private-label brands.

As Director of Consulting at Retalon, Dan works closely with customers to address planning and merchandising challenges and ensure Retalon solutions align with their business needs.

Catharine Etmanskie Headshot

Catharine Etmanskie

DIRECTOR, CONSULTING

Catharine brings over 19 years of experience in the Canadian retail industry, with a background that has given her a broad understanding of retail processes, business priorities, and operational challenges.

As Director of Consulting at Retalon, she focuses on building strong customer partnerships, guiding organizations through change, and helping teams translate business needs into practical, effective solutions.