Executive Management

Mr. Yosef (Yos) Shiran has served as Chief Executive Officer of Caesarstone Ltd. since 2023. He brings over 25 years of CEO experience at both private and publicly traded companies, including his former role as CEO of Caesarstone from January 2009 until August 2016. In the period between 2016 and to Yos’s current appointment as CEO of Caesarstone, he established several start-up companies in the ecommerce and other tech fields and also provided management services for a variety of companies. Before his initial term as CEO of Caesarstone, Yos served as the CEO of various public companies traded on the NYSE, LSE and TASE. Yos has a B.Sc. in industrial engineering from Ben-Gurion University, Israel, and an MBA from Bar-Ilan University, Israel.

Mr. Nahum Trost, CPA, is our Chief Financial Officer effective September 1, 2021 and is responsible for the overall financial operations and strategy of the company. Prior to his appointment as CFO, Mr. Trost served as our Director of Finance, leading the corporate finance since 2014. Mr. Trost possesses over 18 years of experience in various financial roles, including extensive experience in financing, capital, and accounting, primarily at companies with an international focus. Prior to joining Caesarstone in April 2014, Mr. Trost has served in various positions at Lumenis Ltd and his last role was Vice President of Corporate finance. Mr. Trost also served as a CPA with Ernst & Young. He holds a bachelor’s degree in economics and accounting from the Haifa University, Israel and a master’s degree in business economics from the Israeli Technological Institute Technion.

Mr. Ken Williams is President of Caesarstone North America. Having joined us in March 2016, Mr. Williams specializes in building strong teams with core values of high performance, people, innovation, customer focus, and credibility. Previously, he held various senior executive level leadership positions including Executive VP of Sales and Marketing in a number of Masco Corporation divisions, as well as general management and leadership roles at Fortune Brands, the Redhill Company Ltd., and Thorn Stevenson Kellogg Management Consultants. He holds a bachelor’s degree in business administration from Trent University in Ontario, Canada.

Mr. David Cullen is our Chief Executive Officer for Australia and New Zealand. Mr. Cullen joined us in April 2010, bringing with him a wealth of corporate knowledge across a variety of industries with a deep regional focus. He was previously General Manager of Komatsu Ltd.; CEO of Global Food Equipment Pty Ltd.; CEO of White International Pty Ltd.; CEO of Daisytek Australia Pty Ltd.; and CEO of Tech Pacific Australia Pty Ltd., preceded by other management positions at other companies since 1985. He holds a Bachelor of Commerce degree from the University of New South Wales.

Amir Reske is our EMEA Managing Director. Prior to joining us in 2016, Mr. Reske was CEO of Tadiran Energy Ltd. in Israel; the Director of Subsidiaries at Mehuedet National Health Services in Israel; and Chief Investment Director and Director of Business Development at CP Holdings Ltd. in the United Kingdom. He is a member of the Israeli bar and holds a post graduate diploma in legal practice from the University of Oxford and a business law degree from Coventry University.

Idit Maayan-Zohar has served as our Global Chief Marketing Officer since February 2022. Prior to that, from 2012, Ms. Maayan-Zohar held various managerial positions in our Global Marketing Department, serving most recently as the Director of Global Marketing & Customer Experience. Previously, from 2006 to 2012, Ms. Maayan-Zohar served as Advertising Manager at Bank Hapoalim, one of the leading banks in Israel and prior to that as an Advertising Manager at Bezeq, The Israeli telecommunications company. Ms. Maayan-Zohar holds a B.A. in Business Administration from the College of Management Academic Studies and an M.B.A in Communication and Political Science from Bar-Ilan University.

Mr. Erez Margalit has been serving as our Vice President of Research and Development since August 2013 as well as our Research and Development Engineering Manager since December 2010. Prior to joining us, Mr. Margalit was Director of Equipment, Reliability, and Services of Fab1 and Fab2 of Tower Semiconductor Ltd., and Technical Manager for several departments in Tower Semiconductor Ltd. Throughout his career, he specialized in designing, developing, and implementing unique machinery for targeted applications. He holds a practical engineering degree in electronics from Emek Israel College in Israel – an exclusive qualification that combines theory with practical training.

Mr. Amihai Seider is our VP Production. Mr. Seider brings with him close to three decades of experience in managing large production sites and systems. He spent the previous fifteen years in ascending positions at Haifa Chemicals including plant manager, production manager, followed by his last appointment, VP Operations. Formerly, he worked at Electrochemical Industries holding several positions of increasing responsibility including process engineer, production manager, and site manager. He holds a B.Sc. in chemical engineering from Technion University, and an M.B.A. from Haifa University, both in Israel.

Mr. Ron Mosberg has served as our General Counsel & Corporate Secretary since September 2018. Prior to joining us, Mr. Mosberg served as the General Counsel and Corporate Secretary at Enzymotec Ltd. Previously, from 2011 to 2015, he served as an associate at the law firm of Pearl Cohen Zedek Latzer Baratz; from 2010 to 2011, as an associate at the law firm of Golfarb Seligman; and from 2007 to 2010 as an associate at the law firm of Yossi Avraham. He holds an L.L.B in law and psychology from Tel Aviv University, Israel.

Mr. Eyal Levy is our Global Chief Information Officer. Mr. Levy joined us in 2013 and has served as the manager of global business applications and as the global manager of digital, analytics & innovation prior to being nominated as CIO. He is bringing over two decades of Information Technology experience. Prior to joining Caesarstone, he held various managerial roles in leading consulting companies in the IT industry. He holds an MBA in business management from the New York Institute of Technology and a CIO diploma from the Technion - Israel Institute of Technology.

Ms. Efrat Yitzhaki is our Vice President, Human Resources since November 2019. Prior to joining us, Ms. Yitzhaki held the role of VP Human Resources at Shikun and Binui, an international company of 8,700 employees; preceded by her roles as HR Director at Kimberly Clark Israel; Group Training OD & MD Manager at Osem Group/Nestle Israel; and HR Manager at Nestle Ice Cream. She holds a double B.A. in both psychology and business, and an M.A. in psychology and business from Hebrew University, Israel.

Efrat Rimmer has served as our Vice President, Global Supply Chain and Commercial, since February 2021. Prior to joining us, from July 2019 until January 2021. Ms. Rimer served as CEO and Co-founder of TreatMee Ltd., a company developing technological solutions and visual communication systems. Prior to that, from July 2001 to January 2019, Ms. Rimer served in various managerial positions at HP Ltd. (Israel), including as VP Operations, from 2016 to 2019; Supply Chain strategy manager, from 2012 to 2016; Europe Strategic account manager, from 2009 to 2012; Global procurement manager, from 2005 to 2009; and as Production logistics manager & Lean manager, from 2001 to 2005. Ms. Rimer holds a B.Sc. in Industrial Engineering from Ben Gurion University, and an MBA from Ben Gurion University.