Our Company
PrimeRx, brought to you by Micro Merchant Systems, has been on the leading edge of independent pharmacy software for over three decades to build healthier communities nationwide.
We discover new technologies and novel solutions to support independent pharmacies, from single stores to larger chains.
We understand the importance of independent pharmacies and the journey they are on every day to make their communities healthier and provide them with the best possible care.
Every day, PrimeRx walks alongside our customers, ensuring they have the best tools to navigate that journey successfully.
Our configurable, forward-facing approach knows no bounds. It helps our customers and their patients today and leads them to a prosperous, healthy tomorrow.
Our Values
Our Vision
PrimeRx is at the leading edge of the pharmacy management software space. We provide technology-based solutions that support pharmacists work to build healthier communities.
Our Leadership Team

Ketan Mehta
President and Chief Executive Officer
Ketan has served as president and chief executive officer of Micro Merchant Systems since 1999. During his 20+ years with the company, Ketan has provided the vision and guidance that have led Micro Merchant Systems to its current position as a leading provider of technology-based solutions for the pharmacy industry.
In addition to his work at Micro Merchant Systems, Ketan is the founder/owner of PrimeIT, Inc., a provider of IT solutions and support services for businesses worldwide. Ketan is a graduate of SVKM’s Narsee Monjee Institute of Management Studies (NMIMS), located in Mumbai, India.

Alessio Nasini
Chief Financial Officer
Alessio was appointed chief financial officer in 2022 and is charged with providing expertise and oversight as Micro Merchant Systems expands its position as a leading provider of technology-based solutions for the pharmacy industry. Prior to joining Micro Merchant Systems, Alessio held financial leadership positions at other technology-based companies. This experience allows unique insight into both the intricacies of technology development, and the importance of strong financial stewardship.
Alessio holds a master’s degree in business administration from the Kellogg School of Management at Northwestern University, located in Evanston, IL. He earned a bachelor’s degree in business and economics from Roma TRE University, located in Rome, Italy.

Darrell Hyde
Chief Technology Officer
Darrell joined Micro Merchant Systems in 2022, and currently serves as chief technology officer. He is a customer-focused product executive who loves partnering with customers to solve hard problems. Darrell has spent more than 20 years in the managed hosting, services, and SaaS space, and has the ability to span the full cycle of product development from early ideation and market validation into iterative development and ultimately through launch. He is data-driven, with extensive experience using market metrics, competitive landscape, and win/loss analysis to drive priority and strategy.
Above all, Darrell prides himself on being a servant leader who enjoys being hands on with his team and products, mentoring and developing team members, clearing impediments, and pitching in wherever necessary to get the job done.

Tillmann Schwabe
Chief Sales & Marketing Officer
Tillmann was appointed Chief Sales & Marketing officer in 2023, with responsibility for directing the company’s national sales strategy and marketing initiatives. In his position, Tillmann is focused on aligning the needs of today’s pharmacies with the technology-based functionality offered by Micro Merchant Systems. Tillmann brings deep experience to his position, having managed sales of technology-based, industry-specific products in both the U.S. and Europe.
Tillmann is a graduate of Johannes Gutenberg University, which is located in Mainz, Germany.

Samir Haleem
Vice President of Operations
Samir joined the Micro Merchant Systems team and currently serves as vice president of operations. Samir has deep experience with pharmacy technology development, having served previously as Micro Merchant Systems vice president of information technology & implementation, and prior to that, as director of IT.
Samir is a graduate of the City University of New York, located in New York City.

Salim Lakhani
Business Analyst, Vice President
In his capacity as business analyst, VP, Salim provides critical research and insight across all topics of relevance to Micro Merchant Systems. Salim provides strategic direction with regard to business development, brand development, product design and architecture, and sales, among other functions.
Salim has been with Micro Merchant Systems since 1995. Over this long tenure his guidance has helped the company achieve its current leadership position within the pharmacy technology industry. Salim is widely-regarded as an expert in pharmacy technology, and a leader in identifying opportunities for technology to be even more responsive to pharmacy needs.