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Global Data Sciences - About Us

Michael Mantzke 

President & CEO of Global Data Sciences. Michael's ability to view a problem from the perspective of the business client, and formulate an executable, affordable solution has earned him a strong reputation among business and technology leaders in some of the world's largest manufacturing companies. With over 30-years of experience working with such household brands as First Alert, Sunbeam, and Coleman Powermate, Michael has been able to help businesses realize sustained success, while also avoiding some of the pitfalls which can paralyze a successful business. Global Data Sciences was formed on the premise that well developed and implemented business strategies can take clients to a new level of success.

Tony Kirkpatrick 

Director of Supply Chain Logistics brings with him 30 years of experience in high volume manufacturing in such roles as production manager, supply chain coordinator, and process developer. Tony has outstanding instincts and a remarkable ability to quickly assess complex manufacturing processes and formulate action plans. Tony is directly credited with increasing operational efficiencies from 65% to above 95% at some of his Midwest clients. Tony's grass roots approach to assessment and communication with plant personnel enable him to gain additional insights otherwise masked by the layers management between the shop floor and the Boardroom.

Robert Jonas 

Chief Operations Officer.  Bob’s experience and problem-solving skills are well anchored in his extensive knowledge of Growth Strategies, Financial Analysis and Leadership Development of industrial/manufacturing/distribution businesses.

As an experienced strategist for over 30 years, Bob recognizes that knowledge is power and is the essential component in today's increasingly global and digital arena of competition. He has helped clients develop and execute value growth strategies that succeed in competitive markets. 

Before starting his business career, Bob served in the US Army during the Vietnam War. His MBA from Northern Illinois University in Finance and Marketing gave him the basis for his business ownership and consulting.  

Steven Silvis

Steve Silvis is a business leader with over 20 years of Supply Chain and Financial experience, applying data and an analytical approach to build business intelligence.  Steve brings a collaborative approach to integrate financial goals with operations and applies a strong analytical background to map and guide business development.  He has applied data to a broad range of the supply chain including: sourcing, inbound material flow, assembly processes, pricing and promotional strategies, facility locations, warehousing flow, fulfillment and distribution.  He has experience with large data sets, mapped holistic solutions and has implemented “Business” decision algorithms. When it’s data driven Steve drives it.

Steve has been part of a business startup, lead both analytical and operational teams, and served a variety of industry including: manufacturing, consumer goods, apparel, package goods in retail and internet marketing for small, mid-sized and Fortune 100 companies.

Steve has served as a Member of the Council of Supply Chain Management Professionals (CSCMP), Research Strategies Committee and has presented at The National CSCMP Conference, The Agricultural Machinery Conference, and The National Postal Forum.  He completed and applies a Six-Sigma Black certification.  He has been published in both professional and academic journals. He taught at the University of Illinois at Urbana/Champaign, where he completed his Master’s degree in Business and has government security clearance.