Dr. Avi S. Katz


Dr. Avi Katz has served as the Chairman of the Board of Kaleyra, Inc. (NYSE: KLR) since its IPO in November 2019 by combining with GigCapital, Inc. (NYSE: GIG), a company that he founded in December 2017 and led as Executive Chairman and CEO. Avi is a high-tech, experienced entrepreneur and active angel investor that has spent 32 years in international executive positions at privately held start-ups, middle-cap companies, and large enterprises. Avi is the Founding Managing Partner of the GigCapital Group (GigCG), which he started in 2017, and is the Executive Chairman of GigCapital2, Inc. (NYSE: GIX). Avi is also the Co-Founder and Executive Chairman of Cognizer, Inc. Previously, Avi was the Founder, Executive Chairman and CEO of GigPeak, Inc. (NYSE American: GIG), originally known as GigOptix, Inc., since he bootstrapped it in April 2007 and until it was sold to Integrated Device Technology, Inc. (Nasdaq: IDTI) in 2017. From 2003 to 2005, Dr. Katz was the Chief Executive Officer, President, and member of the Board of Intransa, Inc., and from 2000 to 2003, the Chief Executive Officer, President, and member of the Board of Equator Technologies, which was sold to Pixelworks, Inc (NYSE: PXLW). Avi is a graduate of the Israeli Naval Academy and holds a B.Sc. and a Ph.D. in semiconductors materials from the Technion (Israel Institute of Technology). He is an author of more than 70 U.S. and international patents, has published more than 300 technical papers and is the editor of several technical books.

Dario Calogero

Chief Executive Officer and Director

Dario Calogero serves as the Chief Executive Officer of Kaleyra, Inc. and has been a member of Kaleyra’s Board of Directors since the company was founded in 1999. As an experienced entrepreneur, he bootstrapped Kaleyra from its inception, quickly positioning the company in the mobile banking space, and leading Kaleyra as it expanded its product offerings and completed several acquisitions. Prior to founding Kaleyra, Mr. Calogero held executive positions with Oracle, Fiat Chrysler Automobiles and management consulting companies including PricewaterhouseCoopers. Mr. Calogero holds a master’s degree in economics from Bocconi University in Milan.

Emilio Hirsch, Ph.D.


Dr. Hirsch is an affiliate and director of Esse Effe, S.p.A., a company with shares formed under the laws of Italy (“Esse Effe”). Esse Effe is the Company’s largest stockholder. Dr. Hirsch oversees Esse Effe’s holdings, particularly its real estate holdings. He graduated from the University of Torino in 1988, and received his Ph.D. from the University of Torino in 1994. Since 2005, Dr. Hirsch has been a Full Professor of Experimental Biology at the Medical School of the University of Torino, Italy, and the author of over two hundred and fifty publications. He is also an entrepreneur and has been attending board meetings of Kaleyra, S.p.A., the Company’s wholly owned operating subsidiary for the last four years. As a result, Hirsch has great familiarity with the Company.

Matteo Lodrini


Matteo Lodrini joined Kaleyra’s Board of Directors in 2017. Since 2007, Mr. Lodrini has served as the Chief Financial Officer of De Nora Group, a high-growth, global water treatment sector company. He is responsible for all financial operations, including leading the company’s acquisition strategy. Mr. Lodrini is a finance executive with significant experience in all phases of cross border corporate transactions, global business development, corporate finance and capital markets, and has an in-depth knowledge of financial operations, controls and internal audit processes. Mr. Lodrini holds a master’s degree in economics from Brescia University and a master’s degree in corporate finance from SDA Bocconi in Milan.

John J. Mikulsky


John Mikulsky joined Kaleyra’s Board effective November 2019. Mr. Mikulsky serves as a director of GigCapital2, Inc. and Cognizer, Inc. Mr. Mikulsky Served as Traycer Diagnostic Systems, Inc. Chief Executive Officer from 2016-2017 and as a director from 2014-2017. He previously served as President and Chief Executive Officer of Endwave Corporation from December 2009 until June 2011, when Endwave Corporation was acquired by GigPeak. Subsequent to this acquisition, he served on the Board of Directors of GigPeak from 2011 until its sale in 2017. From May 1996 until November 2009, Mr. Mikulsky served Endwave Corporation in a multitude of capacities including Vice President of Product Development, Vice President of Marketing and Business Development and Chief Operating Officer. Prior to Endwave Corporation, Mr. Mikulsky worked as a Technology Manager for Balazs Analytical Laboratory, a provider of analytical services to the semiconductor and disk drive industries, from 1993 until 1996. Prior to 1993, Mr. Mikulsky worked at Raychem Corporation, most recently as a Division Manager for its Electronic Systems Division. Mr. Mikulsky holds a Bachelor of Science in electrical engineering from Marquette University, a Master of Science in electrical engineering from Stanford University, and a Master of Science (S.M.) in management from the Sloan School at the Massachusetts Institute of Technology.

Kathleen Miller


Kathleen Miller is an accomplished financial strategist with decades of leadership experience driving growth and profitability across public and private SaaS, FinTech and other technology companies. Prior to her retirement, Ms. Miller served as Chief Financial Officer of Nitro Software Ltd. (ASX: NTO), a high-growth SaaS-based workflow productivity company that she led through its initial public offering, from January 2019 to December 2020. Previously, Ms. Miller served as Chief Operating and Financial Officer of nCourt, LLC, a high-growth SaaS-based software and payment service provider, from March 2014 to September 2018. She also served as Chief Financial Officer of eSecuritel Holdings LLC, a leading provider of cell phone and wireless products insurance services, from 2009 to 2013. Earlier in her career, Ms. Miller served in senior financial roles at Movius Interactive Corporation, Witness Systems, Inc. (former Nasdaq: WITS) and MapInfo Corporation (former Nasdaq: MAPS). She began her career at Coopers & Lybrand LLP. Ms. Miller is an experienced public and private company director and currently serves on the boards of Tecsys, Inc. (TSX: TCS), a supply chain and complex distribution management system provider; IOU Financial, Inc. (TSXV: IOUFF), an online lender to small businesses; and TrueCommerce, Inc., a privately held supply chain and inventory management software company. Ms. Miller holds a B.S. in Accounting from Alfred University and an M.S. in Legal Studies from Fordham University.

Neil Miotto


Neil Miotto joined Kaleyra’s Board effective November 2019. Mr. Miotto also serves as a director of GigCapital2, Inc. and Cognizer, Inc. Mr. Miotto is a financial consultant and a retired assurance partner of KPMG LLP, where he was a partner for 27 years until his retirement in September 2006. Since his retirement from KPMG LLP, Mr. Miotto has provided high-level financial consulting services to companies in need of timely accounting assistance and has served on public company boards. He is deemed to be an “audit committee financial expert” under SEC rules. While at KPMG LLP, Mr. Miotto focused on serving large public companies. Mr. Miotto also served as an SEC reviewing partner while at KPMG LLP. He is a member of the American Institute of Certified Public Accountants. He holds a Bachelor of Business Administration degree from Baruch College, of The City University of New York. He served on the Board of Directors of Micrel, Inc. prior to its acquisition in 2015, and the Board of Directors of GigPeak from 2008 until its sale in April 2017.

Karin-Joyce Tjon


Karin-Joyce Tjon has more than two decades of experience as a senior financial executive in the technology and telecommunications sectors. Most recently, Ms. Tjon served as Chief Financial Officer of Alorica, Inc., a fast-growing business process outsourcing (BPO) company, where she was responsible for all aspects of corporate finance, such as Accounting, Financial Planning & Analysis, Treasury, Regulatory filings, tax, procurement and Investor Relations, from July 2018 to May 2020. Prior to her role at Alorica, Ms. Tjon served as Chief Operating Officer and President of Scientific Games (Nasdaq: SGMS), a developer of technology-based products and content for the global gaming and lottery markets, from February to August 2017. Previously, she served as Chief Financial Officer at EPIQ Systems (former Nasdaq: EPIQ) (from July 2014 to October 2016) and Hawker Beechcraft (2011 to 2014). Ms. Tjon also spent over nine years at Alvarez & Marsal, a leading professional services firm specializing in business transformation and performance improvement, from 2002 to 2011. Ms. Tjon currently serves on the boards of Nubia Brand International Corp. (Nasdaq: NUBI), a blank check company focused on the wireless telecommunications sector, and Volcon, Inc. (Nasdaq: VLCN), a developer and manufacturer of electric off road powersport vehicles. Ms. Tjon holds a B.S. in Organizational Behavior and Management from Ohio University and an M.B.A. from Columbia University.