Meet the instructors

Employing the brightest minds in the life science industry

We believe the success of any training program begins with the selection of the right instructor. Simply put, we only hire the best in the business. Our trainers blend the right mix of subject matter expertise, instructional experience, and relevance in industry.

Terry DeMarco

Serialization Implementation Expert

Terry is an implementation consultant for rfxcel whose mission is to provide a reliable track and trace solution for Manufactures, Re-packagers, Wholesale Distributors, and Dispensers.

Penelope Przekop

Penelope Przekop, MSQA, RQAP-GCP

Quality Management Systems Expert and Assurance & Compliance Consultant

Penelope Przekop, RQAP-GCP, is a Quality Management Systems, Assurance & Compliance Consultant with 25 plus years of experience in Pharmaceutical GxP Global Quality Systems with key focus in clinical development, data management and pharmacovigilance.


Michael Rockelmann

Learning and Development and Organizational Development Expert

20 years of Learning and Development and Organizational Development Experience

Judith Serafin

Judith Serafin

Learning and Development Expert

20+ years of Learning and Development in Pharma and Biotech

Jack Tarkoff

Jack Tarkoff

Chief Strategy Officer

Jack Tarkoff is Chief Strategy Officer and co-founder of rfxcel with the vision of building a product that would meet the track and trace needs of pharmaceutical industry.

Rich Yeaton

Rich Yeaton

FDA regulated industries expert

Rich Yeaton has over twenty five years’ experience working in FDA regulated industries.

Paul Melamud

Paul Melamud

Expert in quality and validation

Over 15 years of experience in quality and validation functions in the pharmaceutical industry.

Ben Locwin


Dr. Ben Locwin has been an executive for Top 10 pharma companies, as well as advising startups and biotech organizations to boost their market launches and profitability. He has consult for the major regulatory bodies across the world on topics such as inspection practices, drug safety, and data analysis.