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John P Rigg
CEO
John is our Chief Executive Officer. Prior to joining
Originally from Liverpool, England, John attended Liverpool University where he graduated with a BSc (Hons) in Applied Chemistry.
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Brad Wynja
CFO
As Chief Financial Officer, Brad is responsible for leading the finance, business development, supply chain, project management, and IT organizations. He has 20 years of experience supporting the pharmaceutical industry, working with both CRO and CDMO organizations.
Brad holds an MBA from Drake University, and he completed his undergraduate work in Accounting and Finance at the Central University of Iowa. He is also a member of the American Institute of CPA’s.
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Nathan Parker
Vice President, Quality Operations
Nathan is well-equipped for his role as VP of Quality Operations. He has been in quality leadership for the last 12 years and has been supporting contract manufacturing operations for the last 10 years. Overall, he has 24 years of experience in the pharmaceutical industry including roles of increasing responsibility in technical support, operations, and quality assurance.
Nathan has supported chemical API, biological drug substance, drug product, medical device, combination product, and cell therapy product manufacturing for use in pre-clinical through commercial applications. He attended Rose-Hulman in Terre Haute, Indiana, and has a degree in Chemical Engineering.
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Trent Cox
Vice President, Manufacturing Operations
Trent is our Vice President of Manufacturing Operations, with responsibility for the Manufacturing and Facilities/Maintenance teams. Prior to joining Exelead, he spent 28 years with Baxter Healthcare and Cook Pharmaceutical Solutions with leadership roles in microbiology, validation, process design, technical transfer, manufacturing, and global strategy. His background in CMO manufacturing consists of process development/optimization, small scale clinical trial material, scale up, and commercial supply.
Trent attended Indiana University in Bloomington, where he graduated with a BS degree in Biology. He also holds an MBA from Indiana Wesleyan University.
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Brent Burks
Director, Supply Chain and Materials Management
As Director of Supply Chain and Materials Management, Brent is responsible for leading scheduling, procurement, planning and warehouse functions. He has over 10 years of experience in the pharmaceutical industry, all in the CDMO space, and over 20 years of experience leading global supply chains. Brent graduated with a BS degree from Indiana University.
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Craig Clark
Director, Maintenance, Facilities and Capital Projects
As Director of Maintenance, Facilities and Capital Projects, Craig is responsible for facility operations. After an internship at the company during college, he began working full time at the site in 2000 as a validation specialist. He has served in various roles of increasing responsibility at the facility including validation, process engineering, project management, and technical services.
Craig attended the Rose-Hulman Institute of Technology in Terre Haute, Indiana, and has a BSc in Chemical Engineering.
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Karla Aberle
Director of Quality Control
Karla is the Director of Quality Control at Exelead, and is responsible for managing three groups: both the Chemistry and Microbiology groups from the Quality Control laboratory and the Analytical Technical group in charge of method development and validation.
Karla joined the company in 2007 as an analyst in the Microbiology laboratory. She was made
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Mandy Redmond
Director of Quality Assurance
Mandy, who joined the company in 2011, is our Director of Quality Assurance. Prior to her time with us, she served as Senior Manager of Quality Assurance for Roche Diagnostics. Mandy has over 20 years of experience in the biopharma/medical device industry, spanning technical publications, research and development, regulatory affairs, customer complaint management and quality management.
Mandy holds a bachelor’s degree in Journalism & Technical Writing from Indiana University and a Masters of Business Administration from the University of Phoenix. She also holds Quality Auditor and Manager of Quality / Organizational Excellence certifications from the American Society for Quality. Mandy currently serves on the Industry Advisory Board for Indiana University/Purdue University Indianapolis.
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Rahul Keswani
Director, Technical Services
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Drew Andis
Associate Director, Business Development
Drew is the Associate Director of Business Development at Exelead which involves oversight of both Business Development and Marketing functions. Drew joined the organization as a Project Manager in 2020 and was moved into his current role within the same year. He has five years of experience in both technical and project management roles within the parenteral pharmaceuticals industry.
Drew holds a MS in Biotechnology from Northwestern University and a BSc in each Biological Engineering and Pharmaceutical Sciences from Purdue University. Additionally, Drew has been certified as a Project Management Professional.
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Valarie Gossage
Senior Director, Human Operations
Valarie, our Director of Human Resources, is an accomplished HR professional with over 23 years of experience in the manufacturing industry. Valarie is responsible for helping Exelead plan, staff, train, and retain a high-performing and motivated workforce. She oversees compensation, benefits, employee relations and leadership development.
Prior to joining
Valarie holds a Masters in Science Management from Indiana Wesleyan, holds her Professional Human Resource (PHR) certification through the Human Resource Certification Institute, and is a Certified Professional (SHRM-CP) through the Society
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Sarah Petersen
Director of Project Management
As the Director of Project Management, Sarah is responsible for delivery of commercial, clinical, and development programs and customer account management.
Sarah has over 16 years experience in pharmaceutical manufacturing supporting both drug substance and drug product manufacturing. Sarah has held roles and managed programs and scientists within Quality Assurance, Sterility Assurance, Process Development, Process and Cleaning Validation, Technical Services, and Commercialization. Sarah has significant experience leading and managing multiple site and country programs including development and delivery of strategic quality programs and commercialization of new products and platforms.
Sarah holds a B.S. in Microbiology from Michigan State University.