About Us > Management


Ronen Castro – CEO 

Ronen Castro has vast experience in marketing & sales, business development and managing positions in medical device companies. In the last 20 years he has served in companies like Contec-Medical (Rigid Endoscopy products), Versamed (Software based Ventilation Machines), SLP (SleepMedicine and Respiratory products) and MetaCure (Implantable Gastric Stimulator for Diabesity). For the last 3 years prior to joining IOPtima, he was the CEO of Allium Medical Solutions (TASE:ALMD), a manufacturer of various MIS products. 2 year before, he served as the CEO of C-Boot, a manufacturer of advanced compression therapy products. He is also the founder of DCS Medical and EZ-Tube. Ronen Castro holds an MBA degree from Ben-Gurion University.

Itai Bar-Natan – CFO

Among his responsibilities in BIOLIGHT, Mr. Itai Bar-Natan serves as the CFO of IOPtima. Previously Mr. Bar-Natan worked at Ernst & Young Israel and U.S for 10 years in several positions. His last role was a senior manager in the tech practice, leading diverse clients, including early stage through late stage, domestic, multinational and publically traded companies. Mr. Bar-Natan has vast experience in corporate finance, international corporate tax, fund raising to early stage clients , M&As, IPOs and secondary capital raising. Mr. Bar-Natan holds a BA in Accounting (with honors) and Political Science from the Tel-Aviv University and is a CPA.

Liron Rosenbaum – Director of Marketing & Sales

Liron brings 9 years of commercial and customer facing experience to the company and a proven track record in Marketing & Sales of Medical Devices. Liron’s international orientation is a result of 7 years working in the international Airlines business at Brussels prior to joining IOPtima. Liron holds a BA and a M.Sc. in Applied Economics with a major in Marketing from the Vrije Universiteit in Brussels.

Amnon Nahum-Sharon – COO

32 years of work experience in the medical device industry. Proficient in all aspects of operations, quality and regulatory in companies which develop, manufacture and sell medical products. For many years, Amnon was part of LifaCare, a family-owned business which provide outsourced R&D and manufacturing services. In parallel, he provided regulatory consultation services to medical device manufacturers. Amnon is with IOPtima since 2010.

Maital Ben Hur – Clinical Director

Experienced industry clinical professional in the medical device field. An international and national network with strong background in ophthalmology.  Track record and proven ability to develop and manage multi-national, multi-center clinical studies from start to finish and successful management of international teams. Prior to joining IOPtima, Maital worked for the last 14 years in Optonol and Alcon. Recent career activities in new technology development, pre-clinical and clinical studies, introduction, application management, marketing and sales support nationally and internationally.

Eran Kaplan 2

Eran Kaplan – Director of R&D and Clinical Specialist

Eran brings vast academic and professional experience in the medical device field. Prior to joining IOPtima Ltd. Eran served as R&D/Application engineer at Dune Medical Devices – a company engaged in the development of intraoperative, real-time cancer detection devices. Prior to that, Eran served as System & Development engineer at Opticul Diagnostics – a company that develops a novel instant and specific bacterial optical-detection system. Eran holds a B.Sc. in Biomedical Engineering and M.Sc. in Medical Sciences both from Tel Aviv University.