Efi Cohen-Arazi
Founder & CEO

Mr. Cohen-Arazi has over 20 years of experience in the medical and biotech industries involving executive management responsibility for both development and business. Prior to establishing Rainbow Medical, Mr. Cohen-Arazi served as CEO of IntecPharma, Israel, a company specializing in drug development and delivery. Previously, Mr. Cohen-Arazi was V.P. Corporate Manufacturing, Head of Contract Manufacturing and Site Head at U.S.-based Amgen Corporation, where he established and led several global strategic partnerships to develop and manufacture small molecules and biopharmaceuticals. Mr. Cohen-Arazi held senior positions at Immunex in the U.S. and at the Merck-Serono Group in Switzerland. Mr. Cohen-Arazi holds advanced degrees in Agriculture and Microbiology from the Hebrew University of Jerusalem.

Yaron Tal
Chief Operating Officer

Yaron Tal brings more than 20 years of experience in senior executive management positions, having served as a CEO and COO in public and private companies. Mr. Tal has extensive experience in general management, investments, fund raising, marketing strategy, and mergers and acquisitions, mainly in the fields of medical devices and clean tech.
Prior to joining Rainbow, Mr. Tal served as President and CEO of CorAsssit Cardiovascular Ltd., Phoebus Energy Ltd., TopSpin Medical Inc. and Galil Medical Ltd. Mr. Tal also served as CFO and Acting Manager of DEP Technology Holding Ltd., the investment arm of Elron Electronic Industries Ltd. and Discount Investments Corporation Ltd.
Mr. Tal began his professional career in the offices of Prof. Itzhak Swary & Co., Financial Consulting, and has since accumulated significant experience in company valuation and M&As.
Mr. Tal holds an MBA from Ben Gurion University, a BA in Economics and Accounting from the Hebrew University in Jerusalem, and an Israeli CPA license.

Yossi Cohen

Mr. Cohen brings to Rainbow Medical significant financial, tax, accounting, and merger and acquisition experience. Prior to joining Rainbow Medical, Mr. Cohen served as the Group Corporate Controller of SuperDerivatives, which provides web-based, market-calibrated platforms for derivatives pricing. Previously, Yossi also served as the Controller of Verisity Ltd. (NASDAQ:VRST), a leading provider of proprietary technologies and software products used to verify designs of complex integrated circuits, which was acquired by Cadence Design Systems, Inc. (NYSE:CDN). Mr. Cohen spent four years in public accounting at Kesselman & Kesselman in Tel Aviv (PwC Israel) and PricewaterhouseCoopers in San Jose, California, where he was responsible for high-tech clients. Mr. Cohen is qualified as a CPA in Israel and holds a B.A. in Economics and Accounting and an Executive MBA, both from Bar-Ilan University.

Roy Katz
VP Business Development

Mr. Katz brings to Rainbow Medical a strong cross-cultural leadership and business experience in the medical device industry in both start-up and large corporations environments. Prior to joining Rainbow Medical, Mr. Katz served as the marketing director of Rhythmia Medical, a venture backed medical device startup, which was acquired by Boston Scientific (NASDAQ: BSX) in 2012. Previously, Mr. Katz held several marketing positions at Medtronic (NASDAQ: MDT) and led projects at the Israeli based consulting firm Tefen. Mr. Katz holds an MBA from the Kellogg School of Management, and a Masters in Engineering Management from the McCormick School of Engineering at Northwestern University in Evanston, Illinois and a B.Sc. in Engineering from the Technion in Haifa. Mr. Katz is based in the Boston area, USA.

Dr. Ingrid Ye
VP and China Head

Dr. Ye lived in China/Singapore/Israel and brings cross-border education and cross-industry working experience. Prior to joining Rainbow Medical, Dr. Ye worked as private banker and investment banker (IPO/pre-IPO) at Hong Leong Investment Bank/Kim Eng Securities in Singapore; Prior to that she was Chief Investment officer of Toshare Group; Board member of Beijing Guoli Energy Investment Group; lecture of Sichuan education Institute; and VP at mobilephone/laptop company in TOP Group. Dr. Ye holds a Ph.D in management, International MBA focused on Entrepreneurship & Finance, Healthcare Technological Innovation EMBA program, Master’s degree in Public Administration, Bachelor’s degree in Chemical Engineering. 

Etti Lavian
Group Administrative Director

Ms. Lavian brings extensive business development, marketing and administrative experience to Rainbow Medical from the bio-pharmaceutical field and other sectors. Prior to joining Rainbow Medical, she helped found IntecPharma Israel, a company specializing in drug development and delivery, and served as its Business Development Manager, responsible for introducing its platform to the industry. Previously, she held senior marketing positions with a number of large international project management firms.

Shirley Giorini-Silfen
Vice President Clinical and Regulatory Affairs

Dr. Shirley Giorini-Silfen brings to Rainbow Medical over 15 years of experience in the medical device industry. Her professional experience includes strategic clinical, regulatory, scientific and commercialization planning and oversight required to take a device from concept to commercialization. Prior to joining Rainbow Medical, Dr. Giorini-Silfen served as VP of Clinical and Regulatory affairs at Gardia Medical, a startup company developing an embolic protection device, where she managed the product development process from concept to clinical studies in Europe and to pre-IDE approval in the USA. Dr. Giorini-Silfen also operated her own private consulting business while working in the Regulatory, Development and Commercialization Division at Kendle Australia. In addition, Dr. Giorini-Silfen served as VP of BioControl Medical BCM, a company acquired by AMS, USA, and directed the Clinical and Regulatory Department of Medtronic-InStent, a start-up company in the field of cardiovascular stents, acquired by Medtronic, Inc. Dr. Giorini-Silfen holds a B.Sc. and M.Sc. in Microbiology from Tel-Aviv University and a Ph.D. in Molecular Biology from the Weizmann Institute of Science.


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