Don Malackowski

Don has worked at Stryker for twenty years, and is currently Vice President of Research & Development for Stryker's Incubation Medical Technology group.

An experienced engineer, Don holds dozens of patents for medical innovations and brings a wide breadth of medical device expertise to PSM.

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John Janik, PhD

John is the Director for Strategic Development with Stryker's Incubation Medical Technology division. John has a doctoral degree in biomedical engineering, and has extensive knowledge in other medical specialties, bringing a valuable insight and expertise to PSM.

Additionally, John has experience with financing startups, having successfully raised over $30 million in venture financing for a technology wearables startup while serving on their Board of Directors.


Joseph Renzulli II, MD

Dr. Renzulli II is a Director of Minimally Invasive Urology Institute and Director of the Prostate Surgery Program at The Miriam Hospital. He is also an Assistant Clinical Professor of Urological Surgery at The Warren Alpert Medical School of Brown University where he educates urology fellows in robotic techniques.

Joe brings PSM his clinical and academic expertise to the development of our catheter.


Gyan Pareek, MD

Dr. Pareek is a Director of the Minimally Invasive Urology Institute and Director of the Kidney Stone Center at The Miriam Hospital where he treats patients with various urological conditions and disease. He is an Associate Professor of Urological Surgery at the Warren Alpert School of Medicine, Brown University.

As a practicing academic physician, Gyan brings his perspective of urological medicine to PSM.

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Lori Escallier, PhD, RN, CPNP-PC

Lori is a Professor and Associate Dean at the Stony Brook University School of Nursing, where she has worked for over 35 years.

Lori is a certified pediatric nurse practitioner and is nationally recognized as an expert in curriculum development, diversity and evaluation. She brings her academic nursing perspective to PSM, as catheterization is generally performed by registered nurses.

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Vrad Levering, PhD

Vrad is a biomedical engineer with degrees from Duke University and The University of Texas. He has over six years of research experience, with specific focus on infection-reducing catheters.

Vrad's passion towards innovation and research coupled with his expertise in catheters, biofilms and cardiovascular devices makes him a vital member of PSM's advisory board.

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Stephen Laddy, MS, R.Ph.

Stephen is the co-founder and CEO of MasterPharm, a New York-based compounding pharmacy that specializes in clinical trial formulations. Stephen is a pharmaceutical industry serial-entrepreneur with positions on various licensing boards and professional societies. He has also been published in pharmaceutical textbooks and has experience consulting for sports teams on Performance-Enhancing Drugs.

Stephen's wide range of pharmaceutical and entrepreneurial expertise provides PSM with unprecedented insight to the industry.


Constance Howes, J.D., Esq., FACHE

Constance (Connie) just retired in July from her position as Executive Vice President of Women's Health for Care New England Health System. Prior to her role as EVP, Connie spent 11 years serving as President and CEO of Women & Infants Hospital of Rhode Island. In addition, Connie serves on the Board of Trustees of the American Hospital Association, as the chair of the Governor's Workforce Board RI, and many others.

Her prestigious and wide-ranging experience in the healthcare system provides PSM with invaluable VOC insight and executive coaching.


Eamonn Hobbs

Eamonn is a serial entrepreneur with demonstrated success in the medical device field. He is the Chairman of the Board of Marvao Medical, and serves as a Board Member for numerous other organizations.

Eamonn's entrepreneurial success in the medical device industry and passionate leadership domain expertise provide PSM with valuable entrepreneurial and corporate insight.

David Stroup

David is an accomplished senior executive, product designer, automated manufacturing system architect, and entrepreneur. He is acknowledged for producing innovative concepts and "out of the box" solutions. Driven to provide elegant solutions to complex design problems. David has vast experience in automated manufacturing and processing systems for the medical device, biodiagnostic, pharmaceutical fields. Extensive knowledge in product and process development with emphasis on design for automated manufacturability.

David has a strong background in the evaluation of products, parts, and processes for cost efficiency, scalability and reliability. He is known for solid leadership skills, highly effective at managing, and directing the efforts of engineering and design/development staff. David has a proven track record of building engineering teams and successfully managing productive development projects with outcomes exceeded timing and profit expectations.