Key Management Executives

David Block

David Block

Group's CEO

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DAVID BLOCK is the Group's CEO (as of May 2017). He is a Director in the Group's subsidiaries, Galatea, Sarin India, Sarine Color Technologies, Sarine Polishing Technologies, Sarine Hong Kong, Sarine Holdings USA, Sarine North America, Sarine IGT H, Sarine IGT I and Sarine IGT JKL. Prior to his appointment as CEO, he was Deputy CEO and Chief Operating Officer (COO) since 2012, with responsibility for worldwide operations, worldwide sales, including the network of distributors/ resellers, and customer care. Prior to that appointment, from June 2009, Mr. Block was Deputy CEO and VP of Sales responsible for overseeing the Group's worldwide sales, including its network of distributors/resellers and subsidiaries. Beginning January 2006, for a period of three years, Mr. Block was the CEO of Sarin India in charge of the overall management of the operations and business in India, responsible for over 70% of the Group's revenues and the supervision of over 200 employees. Before being assigned to Sarin India, Mr. Block was a Product Manager responsible for all the products aimed at the diamond manufacturing market, commencing 2001. Prior to joining the Group, Mr. Block worked at several major Israeli high technology companies in the management of large-scale development projects, computer programming, quality assurance and technical writing positions. Mr. Block holds a Master of Business Administration (MBA) from the Kellogg-Recanati School of Business, a joint degree from Northwestern University in the USA and Tel Aviv University in Israel, and a Bachelor's degree in Computer Science from the Tel Aviv-Jaffa Academic College in Israel.

Executive Vice Presidents

Ron Ben-Ari

Ron Ben-Ari

Group's Deputy CEO and Vice President of Product Management

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RON BEN-ARI is the Group's Deputy CEO (as of 2018) and Vice President of Product Management, responsible for all of the Group's products' definition, marketing and timely development since 2016. From 2013 through 2016 he was first the Director, and then Vice President, of Diamond Manufacturing Activities for the diamond industry midstream, including the Galaxy® family of inclusion scanning solutions, rough diamond planning products, laser sawing and shaping systems, polishing quality aids and polished diamond Cut finishing and grading solutions. From 2005 to 2013 Mr. Ben-Ari acted as the Product Manager of the rough diamond planning group of products (the DiaExpert® and Advisor® product lines). He managed the Galaxy® family of products during their first two years and spearheaded their launch, initial marketing drive and acceptance, ongoing development, etc. Prior to that, since joining Sarine in 2003, Ron Ben-Ari managed the Quality Assurance team in Sarine, responsible for testing all of Sarine's products. Mr. Ben-Ari holds an MBA from the Kellog-Recanati School of Business, a joint degree from Northwestern University in the USA and Tel Aviv University, and a Bachelor's degree in Computer Science from the IDC College in Israel.
William Kessler

William Kessler

Group's Chief Financial Officer

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WILLIAM KESSLER has served as the Group's Chief Financial Officer (CFO) since May 2009. He is also a Director in the Group's subsidiaries, Galatea, Sarin India, Sarine Color Technologies, Sarine Polishing Technologies, Sarine Holdings USA, Sarine North America, Sarine IGT H, Sarine IGT I and Sarine IGT JKL. He has over 30 years of corporate and Wall Street experience, working with publicly-traded and private companies in Israel and the United States. From 2006 until 2009 Mr. Kessler served as the Principal Finance and Accounting Officer (CFO) of XTL Biopharmaceuticals Ltd. (Nasdaq: XTLB; LSE: XTL and TASE: XTL) and was previously its Director of Finance commencing January 2006, having served as a financial consultant to XTL during 2005, when he spearheaded the process of listing XTL for trading on the Nasdaq. From late 2003 through 2005, he also served as a financial consultant to Keryx Biopharmaceuticals, Inc. (Nasdaq: KERX), following the relocation of its headquarters to New York, after having served as their Controller in Israel from 2001 until September 2003. From 1996 to 2000, Mr. Kessler served as Chief Financial Officer for Interhightech (1982) Ltd. (founded by Mr. Glinert, the Group's current Chairman), one of the founding groups of Sarine. While on Wall Street, he worked as a research analyst at Wertheim Schroder & Co., covering media and entertainment companies. Mr. Kessler holds a Bachelor's degree (magna cum laude) in Economics and Mathematics from Yeshiva University and an MBA from Columbia University, both in NY, USA.

Vice Presidents

Abraham Meir Kerner

Abraham Meir Kerner

Group's Vice President of Research and Development

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ABRAHAM MEIR KERNER is the Group's Chief Technology Officer (CTO) since 2004. Prior to August 2021, from 2009 through 2021, Mr. Kerner was also the Vice President of Research and Development. He is primarily responsible for developing our technological base, as well as overseeing the development of new solutions. Prior to 2004, Mr. Kerner was our R&D manager for nearly a decade, having joined the Group in 1995. Prior to joining the Group Mr. Kerner worked for companies related to the Group, where he accumulated 15 years of engineering experience and was involved for ten of those years in the development of precision motion control systems and accurate measuring machines for diamonds. Avi has been the inventor behind many of Sarine's patented innovations through the years, including the rough diamond concave mapping and laser marking technologies, key to our automated diamond planning, which essentially revolutionsed diamond production. Between 1989 and 1995 Mr. Kerner worked for Shalev (founded by Mr. Levami, the Group's nonexecutive director) and then Interhightech (founded by Mr. Glinert, the Group's current Chairman, into which Shalev was merged in 1993) and developed the original DiaMension® the first-ever highaccuracy polished diamond measuring system, which enabled automated Cut grading adopted by most major diamond gemmological institutes, and the first-ever automated computerised centering system for the bruting of rough diamonds. From 1986 through 1989 while at Shalev, Mr. Kerner participated in the Group's original development project - the Robogem, an automated system for planning and shaping non-diamond gemstones. Before that, from 1980 through 1986 Mr. Kerner worked for another of Mr. Levami's start-ups - Compulite. Mr. Kerner holds a Bachelor's degree in Electrical Engineering from the Technion - Israel Institute of Technology.
Zeev Copel

Zeev Copel

Vice President, Research & Development (R&D)

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ZEEV COPEL joined Sarine in 2021 as Vice President, Research & Development (R&D). His primary responsibility is the development of our future technologies and products. He is also focused on bolstering quality by strengthening the R&D teams in terms of talent, development methodologies and efficiencies, which will underpin continuous improvement and innovation. Prior to joining Sarine, Mr. Copel worked for Philips Medical (Nasdaq:PHG) commencing 2008, initially as a Senior Embedded Software Engineer, progressed to Global R&D Director for advanced imaging products, and culinated leading a large R&D group based in India and Israel. From 2005 through 2008 Zeev was a Senior Software Engineer in the Missile Division of Rafael Advanced Defense Systems and participated in the initiation of the Iron Dome project. From 2003 to 2005, as part of his software engineering studies, Zeev worked at Marvell Semiconductors (Nasdaq:MRVL), an American company that designs and manufactures semiconductors and related technologies for networking and storage. Mr. Copel holds an MBA degree from Haifa University, a Bachelor's degree in Software Engineering from Ort Braude Karmiel, and a degree in Electronics Practical Engineering from the Technion in Haifa.
Tzafrir Yehuda Engelhard

Tzafrir Yehuda Engelhard

Group's Vice President of Business Development

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TZAFRIR YEHUDA ENGELHARD has been the Group's Vice President of Business Development since 2017, responsible for development of new business lines and strategic cooperation with other parties. Tzafrir earlier served as the Group's Vice President of Business Development Polished Diamonds Trade from 2013 through 2016, and the Director of Business Development since 2010. During 2009 (cut short for personal reasons), Mr. Engelhard was the CEO of Sarin India in charge of the overall management of the operations and business in India, and, specifically, the launch of Sarine's first Galaxy® inclusion mapping service centre there. Prior to that, Mr. Engelhard served as a Product Manager, responsible for several of the Group's products. Prior to joining Sarine, from 2007 to 2008, Mr. Engelhard worked at eTouchware, a software company that provides solutions for secure and efficient file transfers over the Internet, and, from 2004 to 2007, at Cognitens Ltd. (later purchased by Hexagon Metrology Inc.), a company that developed and sold high precision non-contact measurement devices to the worldwide automotive market. Mr. Engelhard holds an MBA from the Hebrew University of Jerusalem, with specialisation in marketing strategy, and a Bachelor's degree in Optomechanics Engineering from the Technion - Israel Institute of Technology.
EFI GOREN

EFI GOREN

Vice President, Global Operations

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EFI GOREN joined Sarine in 2021 as Vice President, Global Operations and is responsible for Sarine's operational aspects, including procurement, production, information technology (IT) and customer care. Efi's focus is on enhancing Sarine's global operations to support global roll-out of new product and service solutions, including software-as-a-service (SaaS), driven by a holistic customercentric culture. Prior to joining Sarine, Mr. Goren worked for Philips Medical (Nasdaq:PHG) from 2018 starting as a New Product Introduction (NPI) & Services Director and then as an Operations & Services Manager of a BIU (Business Unit) that sold the company's advanced imaging products in India, Holland, the United States and Israel. From 2010 through 2018, Efi worked for Hewlett Packard (Nasdaq: HPQ) starting as a Regulation Manager ensuring that HP's large format digital printing products meet international regulations such as CE, UL, EMC and overall environmental compliance. In 2014 he led the customer support team in building the support plan, tooling and infrastructure for new machines while continuing to support current products and customer care for the entire installed base. Mr. Goren holds a BSc degree in Electrical Engineering from Ben Gurion University.
William Weisel

William Weisel

Group's General Counsel

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WILLIAM WEISEL is the Group's General Counsel, having joined the Company in mid-2016. In his role, Mr. Weisel is responsible for the Group's legal matters, with an emphasis on its core business transactions, new business development, intellectual property protection and employment issues. Prior to his employment by Sarine, Mr. Weisel served in Israel from 2007 to 2014 as VP & General Counsel of Lumenis Ltd. (Nasdaq: LMNS), a global medical device manufacturing company, from 2001 to 2004 as VP & General Counsel of Gilat Satellite Networks Ltd. (Nasdaq: GILT), a global satellite telecommunications company, from 1999 to 2001 as General Counsel of ADC Teledata Israel Ltd., a telecommunications hardware manufacturer and from 1992 to 1999 as General Counsel of Scitex Corporation Ltd. (Nasdaq: SCIX), an innovator and manufacturer of digital printing graphics equipment. From 1982 to 1986 William practiced law as a litigator in Los Angeles, California at the firm of Jeffer, Mangels, Butler & Marmaro. In addition, since 2013 Mr. Weisel has been a lecturer at the Haifa University Graduate School of Management and teaches a course called "Business & Law Convergence" to MBA students. Mr. Weisel is the author of an article entitled "Deal Breaker to Deal Maker" published in 2015 by The Legal 500 in its publication, GC-General Counsel Magazine. Mr. Weisel holds a Bachelor of Arts degree in political science from the University of California, Los Angeles (UCLA) and a Juris Doctor (JD) degree from Loyola University School of Law in Los Angeles. Mr. Weisel is admitted to practice law in California and Israel.

Subsidiaries' Key Management

Ran Ziskind

Ran Ziskind

General Manager, Galatea Ltd

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RAN ZISKIND is General Manager of Sarine's subsidiary, Galatea Ltd. acquired in 2008. Ran has been its General Manager since 2004, having been one of its founding entrepreneurs. Mr. Ziskind is in charge of the ongoing development and manufacturing activities at Galatea on the Galaxy® family of inclusion mapping and tension detection systems. Prior to founding Galatea, Ran accumulated 12 years of experience in high-tech industries at various positions, from design engineer to management. Between 2001 and 2003 Mr. Ziskind served as the General Manager of Atomic Hydrogen Technologies Ltd., a company which develops equipment for the semiconductor industry. Prior to that, from 1997 through 2001, Mr. Ziskind worked for Eureka, a company that did subcontracting of mechanical design services. At Eureka he held a plurality of positions, from Design Engineer to Project Manager. Mr. Ziskind is a graduate of the Mechanical Engineering programme from Zur Teffen, an academic institute founded by the world-renowned industrialist, Mr. Stef Wertheimer, and holds a Bachelor's degree in Chemistry and Management from the Open University of Israel.
BEN FINKELSTEIN

BEN FINKELSTEIN

Managing Director

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BEN FINKELSTEIN has been designated as the next Managing Director of Sarin India to assume this role in 2021. Prior to his designated reassignment, Mr. Finkelstein served for four years as a Product Manager, responsible for Sarine's polished diamonds wholesale and retail trade-related solutions and services. During this period, Mr. Finkelstein garnered a wealth of knowledge relating to polished diamonds and their retail branding. Prior to joining Sarine, from 2013 to 2016, Mr. Finkelstein was a Project Manager at Signature-IT, where he defined and managed e-commerce and product-line projects. Mr. Finkelstein also has experience as a professional Olympic coach - from 2009 through 2013 he was part of Israel's team to the London 2012 Olympic Games. During this period the professional athlete he coached in windsurfing won the world championship three times! Mr. Finkelstein holds a Bachelor's degree in Computer Engineering from the Ruppin College in Israel.
Beenita Ritesh Chaurasia

Beenita Ritesh Chaurasia

Vice President of Sales, Sarin India

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BEENITA RITESH CHAURASIA is the Vice President of Sales, Sarin India, having been appointed to this position in 2010. Ms. Chaurasia is responsible for all pre- and post-sale activities relating to the Group's products in India. Prior to this appointment, Ms. Chaurasia had been employed by Sarin India since 2004, initially as a junior sales person and over time with ever increasing managerial responsibilities. Prior to her employment with Sarin India, from 2001 through 2003 she was employed by Pyramid Exports in various positions pertaining to business administration, manufacturing administration and exports of cosmetics, skin care and personal care and perfumery products to international markets. She holds an MBA with distinction, having finished first in her class, from the Jamnalal Bajaj Institute of Management Studies (Mumbai University), with a specialisation in marketing. She also holds a Master's degree in Commerce from Mumbai University, also with distinction. Ms. Chaurasia holds a Bachelor's degree in Commerce from K.P.B Hinduja College in Mumbai.
Sudhir Narasinga Rao

Sudhir Narasinga Rao

Vice President of Finance, Sarin India

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SUDHIR NARASINGA RAO has been Vice President of Finance, Sarin India, since July 2012. He has over 30 years of corporate finance experience, working with local conglomerates and multinational companies in India. From January 2000 through June 2012, Mr. Rao served as Director of Finance (and on the Board of Directors) of Firmenich Aromatics (India) Private Limited, an Indian subsidiary of a Swiss multinational company in the flavour and fragrance industry, where he led the finance and accounting team. He was part of the core team which set up the first chemical plant in India for the Firmeinch group in the special export zone in the state of Gujarat (where Surat, India's primary diamond manufacturing industry hub, is also located). Prior to that, from 1998 through 1999 he served as General Manager of Finance for Mphasis (India) Limited, a software development company, now a part of the Hewlett Packard group, where he was also part of the core team which set up the start-up company in India. From mid-1987 through 1998 Mr. Rao served as Divisional Manager of Finance for KEC International Limited, a tower manufacturer and transmission line turnkey project contractor, where he began his career as a management trainee. Mr Rao is a qualified Chartered Accountant from the Institute of Chartered Accountants of India and holds a Bachelor's degree in Commerce from Mumbai University.
Gilad Hassid

Gilad Hassid

Vice President of Operations, Sarin India

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GILAD HASSID was appointed Vice President Operations of Sarin India in mid-2018. Prior to that Mr. Hassid was Head of Operations of Sarin India commencing 2013. In these roles he is and was responsible for post-sales services provided to our customers in India as well as the operation of Sarin India's Galaxy® and Quazer® service centres. During 2018 Mr. Hassid was responsible for the establishment of the Sarine Technology Lab in India, which became operational in May 2018. From 2015 through 2017 he led the "Sarin House Surat" building project to completion and relocated all the activities in Surat to one location at Sarin House. Prior to joining Sarin India, Mr. Hassid served in several sales and marketing executive/management positions in Europe, India and Israel. From 2011 to 2013, he was the CEO of Yes Imported Solutions India, importing architectural solutions from Italy and Switzerland to India. From 2008 to 2011 he was the CEO of Barkan Mounts Italy and Europe Division Manager, distributing throughout Europe mounting solutions for TV and other consumer electronics. From 2005 till 2008 Mr. Hassid managed the regional sales teams in Israel for Motorola Israel Mirs Communications division. From 1999 through 2005 he held sales and marketing positions in Tnuva Israel. Mr. Hassid holds a Bachelor's degree in Marketing and Economics from the Academic Institute Rishon Le-Zion, Israel.
Noy Elram

Noy Elram

Managing Director, Sarin Hong Kong Limited

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NOY ELRAM is the Managing Director of Sarin Hong Kong as of June 2018, with responsibility for expanding the penetration of Sarine's polished diamond solutions for retailers and suppliers in the Asia-Pacific region excluding India. Mr. Elram has over 20 years of experience in development, integration and providing customer support and service for complex solutions in various industries in various territories globally. Between 2014 and 2018 Noy served as Head of Professional Services for Verint (Nasdaq:VRNT), stationed in Singapore, providing pre- and post- sales support to the Singaporean law enforcement authorities, while building and training the local teams to provide on-site services. Prior to that, from 2012 to 2014, Noy worked in Israel as Lead Software Engineer analysing and implementing security protocols at Verint. From 2006 to 2011 Noy managed the R&D at Marvell Semi-Conductors (Nasdaq: MRVL), developing full system solutions for the mobile cellular industry. Noy started his career at Intel Corporation (Nasdaq: INTC) in 2001, as a real-time, embedded, mobile network protocol developer. Mr. Elram holds a Bachelor's degree in Computer Science from the Academic College of Tel Aviv-Yafo in Israel.
MATTHEW TRATNER

MATTHEW TRATNER

General Manager and Vice President-Sales of Sarine North America

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MATTHEW TRATNER has joined the Sarine Group as General Manager and Vice President-Sales of Sarine North America effective January 2022. Prior to joining Sarine, Mr. Tratner worked for the Gemological Institute of America (GIA) from 2019 to 2021 as Director, Global Business Development, with responsibility for the GIA Diamond Origin traceability programme as well as other projects. From 2015 to 2018, Matthew was Publisher of the National Jeweler, a leading U.S. jewellery trade publication, responsible for management and sales of the online version, and, concurrently from 2013 through 2019, he worked for Jewelers of America as Director of Membership and Sales, overseeing membership management, development and retention. Prior to that Mr. Tratner was Chief Operating Officer and Partner at GemsAround.com, where he launched a retail jewellery website and was responsible for overseeing relationships with designer brands. From 2003 to 2011 Mr. Tratner was Director of Sales at Maya J, a wholesaler and manufacturer of fine jewellery, responsible for selling to retail stores throughout the United States, Canada and Mexico. Mr. Tratner holds a Bachelor of Arts from the State University of New-York, Empire State College, and an Accredited Jewelry Professional Diploma (AJP) from GIA