At Epidarus, we are dedicated to pioneering plant-based solutions for hyaluronic acid regulation, fostering an inclusive and diverse working environment, and ultimately improving health and well-being for all.

Deirdre O’Sullivan, PhD

President & CEO

Prior to founding Epidarus Therapeutics, Deirdre was a Senior Research Associate at The Scripps Research Institute in La Jolla, California. Her research focused on metastatic breast cancer, bladder cancer and melanoma and established the role of Hyaluronidase enzymes in the metastic progression of these cancers. Prior to that, she was a Senior Scientist at Cytel, a biotech start-up, where she led a project investigating the biology of MHC Class II antigen presentation and its role in autoimmunity. The therapeutic potential of this project led to a successful IPO for Cytel. She has received numerous grants and awards and is the author of scientific articles based on her research in cancer and immunology. As the Founder and Chief Scientist at Epidarus Therapeutics, she leverages her expertise in Cell and Molecular Biology and extensive knowledge of the biology of Hyaluronic Acid to develop novel therapies for skin, joint and bladder conditions. She received B.Sc. and Ph.D. degrees from University College, Dublin, Ireland and a Post-doctoral fellowship at the Department of Immunology at Scripps, La jolla.

Robert L. Eisen, MBA


Mr. Eisen has been advising Epidarus since its founding and has been instrumental in setting up and negotiating its business arrangements, financial structure and assisting in its patent management. He is also an investor in Epidarus. Robert has extensive experience in establishing new business ventures, having founded several start-ups. As COO, he has helped grow several companies from early stage to employing over 100 people. One of these developed six patents that were issued and withstood challenges from leading industry participants. Robert’s career has focused on being a serial entrepreneur and corporate manager. He is an expert negotiator who has successfully completed numerous multi-million deals on behalf of his companies. His educational background includes a B.S. and MBA from the Wharton School at the University of Pennsylvania and early in his career, he was a practicing CPA.

Leonard B. Miller, MD FACS FRCS

Medical Advisor & Collaborator

Dr. Miller has been involved with Epidarus Therapeutics since its inception as an advisor, collaborator and investor. A noted plastic surgeon, he is the founder of the Boston Center for Facial Rejuvenation, a large skincare/laser center and is a Clinical Instructor in Surgery at Harvard Medical School. In addition, he has developed several innovative non-surgical procedures as well as devices and new products for the cosmetic industry. He holds a number of patents in the aesthetic field, associated with nanotechnology and injectable fillers. An established entrepreneur, Dr. Miller has been involved in multiple aesthetic startup companies and in commercializing his own inventions. Dr Miller received his MD in South Africa at the University of Cape Town.

Jeffrey Marks, MBA

Business Advisor & Investor.

During his career, Mr. Marks has developed significant expertise in business development and structured finance. He co-founded a company with two partners that was eventually sold to a Fortune 500 company. Since then, he has acted as a consultant, invested in varied entrepreneurial startups, and real estate development. Jeff has been instrumental in raising capital for Epidarus and in introducing partners to help scale up and commercialize Epidarus technology. His educational background includes a B.S. in economics and mathematics from the University of California at Riverside, an M.S. in Applied Mathematics and an M.S. in Economics from the University of California at San Diego, and an MBA from the University of California at Berkeley.

Partnered With:
B&D Nutritional Ingredients

Epidarus has had a longstanding collaboration with B&D Nutritional Ingredients, an industry leader in the production of high quality ingredients for use in dietary supplements, functional foods/beverages and personal care products. This association has enabled Epidarus to source and manufacture our natural products at scale and to the highest standards of purity, safety and efficacy.

PA Biotechnology

Epidarus Therapeutics is located at the Pennsylvania Biotechnology Center in Doylestown, PA. The Biotech Center offers a unique wealth of state-of-the-art amenities and resources and is ranked as one of the most successful biotechnology incubators in the country. We have the opportunity to collaborate with other small to medium-sized start-ups, as well as academics and educators. We also have benefitted from the expertise of scientists at the Natural Product Discovery Institute.

Copyright 2023 Epidarus Therapeutics LLC