Meet the team

Every member of our leadership team has extensive pharmaceutical and management experience for a collective 100+ years of industry expertise. We bring this knowledge to each client for a tailored, comprehensive business solution, helping you navigate the increasingly complex world of certification, compliance, and regulation as a partner in your business. Our full staff is knowledgeable, adaptable, and solutions-oriented, with backgrounds as pharmacists, healthcare specialists, and other related fields.

 
team member

Darren Shirley

Darren Shirley is the president of R&S Solutions and one of the leaders in the Pharmaceutical Services industry, bringing more than two decades of experience and a background in business, pharmacy, and biology. R&S Solutions was founded to provide superior service with integrity and innovation. As with all businesses in the R&S network, the Shirley family prioritizes client satisfaction, creative solutions, and reliable, relational service.

Darren Shirley

President
team member

Jeff Tuller

Jeff is a licensed CPhT bringing expertise to the R&S Solutions team with an MBA, CDR and DR, as well as other certifications and licensing. With a plethora of experience in sales and operations management, he has extensive knowledge in all pharma verticals. Jeff has also served on the Wholesale Drug Advisory Board for the State of Florida.

Jeff Tuller

National Account Manager
 
team member

Patty Gunn Kuppenbender

Patty brings more than 30 years of marketing, leadership and management experience in manufacturing, distribution, technology, and business development. A seasoned marketer, she works with each client to provide cost effective and customized marketing solutions for maximum market impact. Patty is a proud graduate of the University of Texas at Austin and board member at Foundation for Choice in Dallas.

Patty Gunn Kuppenbender

Director, Sales & Marketing
team member

Jack Downing

Jack brings deep expertise in pharmaceuticals and management as the former president of Downing Drugs, Inc. for more than 17 years. He also worked for more than 5 years as a pharmacist and pharmacy manager with Walgreens.

Jack Downing

National Account Manager