Our Leadership

Mark Paiz – President and Founder

Mark founded Sherpa Clinical Packaging in 2010, bringing his twenty-five years of medical products industry experience to the clinical supply field. He has led commercial, manufacturing, supply chain, quality and product development functions in the biotech industry. He previously served as

President and COO of Arbor Vita Corporation, a biotech company developing therapeutic and diagnostic products. Prior to that, he served as COO for Quidel Corporation, a leading point-of care diagnostic company. His experience also includes multiple product development and operational roles for Medtronic and Hybritech. Mark has a Bachelor of Science degree in Engineering from CU Boulder, an M.B.A from West Coast University, and a General Manager Certification from Harvard Business School.

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Kevin Rosenthal – Sr. Director of Operations

Kevin is responsible for managing all aspects of Operations, leading and supporting the operational activities with a strategic mindset. Prior to joining Sherpa, Kevin held several leadership positions at Pharmatek Laboratories, where he led manufacturing business operations and was

responsible for growth initiatives including facility expansion and new technology implementation. As Director of Manufacturing, Kevin managed over 1000 GMP productions and led construction of two GMP manufacturing facilities. Prior to Pharmatek, Kevin worked at Irisys, Inc., Elan and Dura Pharmaceuticals in manufacturing and product/process development. Kevin earned a Bachelor of Science in Chemistry and Biochemistry from San Diego State University.
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Mark Shepanski – Sr. Director of Quality

Mark has been with Sherpa since early 2015 in a senior operations management role and transitioned to lead the quality group in January 2017. Prior to joining Sherpa, Mark held several quality leadership positions for Quidel. He has over fifteen years of experience in quality including supplier

management, internal and external auditing, and process and product improvement projects. Mark holds a Bachelor of Science degree in Biology from Penn State University.
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Lynn Narasaki – Director of Project Management

Lynn oversees project management activities at Sherpa. She brings over twenty years of project and program management experience. Lynn has expertise managing complex packaging and distribution projects for phase 1, 2 and 3 clinical studies of all sizes. She excels at handling multi-treatment

group, multi-site global distribution projects with efficiency, accuracy and attentiveness for numerous clients. Prior to joining Sherpa, Lynn held various project management positions at Amylin Pharmaceuticals and Elan Pharmaceuticals.  She also held several management positions at PepsiCo/Yum! Brands. She played an instrumental role in facilitating cross functional teams and multidisciplinary projects and has handled procurement operations and logistics throughout her career. Lynn holds a Bachelor of Science degree in Electrical Engineering from UC Santa Barbara and an M.B.A. from UC Irvine, Graduate School of Management.
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John D. Puddy – Package Engineer/Sr. Project Manager

John is a package engineer with more than 20 years of experience in engineering, management and leadership spanning the pharmaceutical, rapid diagnostics, and medical device industries. Before joining Sherpa, John held engineering and management positions in packaging divisions at numerous

pharmaceutical  companies. He served as an Associate Director at Amylin Pharmaceuticals and as a Senior Manager at Gilead Sciences. His career as a package engineer includes working on a wide array projects involving primary container/closure and secondary packaging systems at Amylin Pharmaceuticals, Quidel Corporation, Dura Pharmaceuticals and Medtronic. At Sherpa, he is dedicated to managing the packaging and distribution projects for all phases of clinical trials. He enjoys innovating and customizing packaging solutions tailored to individual client’s needs and takes pride in customer satisfaction. He holds a patent for co-inventing a unique cartridge system for a high volume diabetes injection pen drug product. John earned his Bachelor of Science in Industrial Technology with a concentration in packaging from the University of Wisconsin – Stout.
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