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| Howard S. Jonas |
Chairman of the Board and Chief Executive Officer
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Howard S. Jonas has served as Chairman of the Board of Directors of the Company since August 17, 2017 and as Executive Chairman since June 13, 2022. He has served as Chief Executive Officer since July 2025 and previously served in that capacity from March 8, 2018 through April 30, 2021. Mr. Jonas has been a director of Cornerstone Pharmaceuticals since April 2013 and was appointed Chairman of the Board of Cornerstone Pharmaceuticals in April 2016. Mr. Jonas founded IDT Corporation in August 1990, has served as Chairman of its Board of Directors since its inception and as its Chairman since September 2022. Mr. Jonas served as member of the Board of Directors of IDT from inception to December 2020, when he was appointed as an ex-officio (non-voting) member of the Board of Directors. In March 2021, Mr. Jonas was reappointed as a voting member of the Board of Directors. Mr. Jonas served as Chief Executive Officer of IDT from October 2009 through December 2013 and from December 1991 until July 2001. From January 2014 until November 2017, Mr. Jonas served as the Chief Executive Officer of Genie Energy Ltd., a former subsidiary of IDT that was spun off to stockholders in October 2011, and has served as Chairman of the Board of Directors of Genie Energy since the spin-off. From June 2016 to November 2016, Mr. Jonas served as the Chairman of the Board of Zedge, Inc., a former subsidiary of IDT that was spun off to stockholders in June 2016. Mr. Jonas has served as the Vice Chairman of Zedge, Inc. since November 2016. Mr. Jonas also serves as Chairman of the Board of IDW Media Holdings, Inc., a former subsidiary of IDT that was spun off to stockholders in September 2009, has been its Chairman since June 2022 and served as Chief Executive Officer from February 2019 through April 2020. Mr. Jonas is also the founder and has been President of Jonas Media Group (f/k/a Jonas Publishing) since its inception in 1979. Mr. Jonas received a B.A. in Economics from Harvard University.
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| Joshua Fine |
Chief Operating Officer
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| Joshua Fine has served as Chief Operating Officer of Rafael Holdings, Inc., since August 2025, and as Chief Financial Officer of Cyclo Therapeutics, LLC (formerly Cyclo Therapeutics, Inc., which since March 2025 has been a wholly owned subsidiary of the Company), since June 2019. Mr. Fine previously served as Vice President of Finance and Operations of Icagen, Inc. from 2017 until it was wound down in November 2020 after the successful sale of its assets, and Vice President/Director, Healthcare Capital Markets of Scarsdale Equities, LLC from 2011 to 2017. Joshua Fine received his Bachelor of Arts in Political Science from Hartwick College..
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| David Polinksy |
Chief Financial Officer
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| David Polinsky has served as the Company’s Chief Financial Officer since January 28, 2023 and served as Chief of Staff from September 2021through January 27, 2023. Mr. Polinsky previously served as Chief Financial Officer of the Company from December 2017 through September 2021. Mr. Polinsky co-founded Cornerstone Pharmaceuticals and served as its Vice President, General Counsel and Corporate Secretary from 2002-2018 and as its President, General Counsel and Secretary from 2016 through March 2018. He also served on Cornerstone Pharmaceutical’s Board from 2002 until 2014. Previously, he served as Vice President and General Counsel for a New York-based real estate focused investment and management company, Square Management Corp., leading the investment analysis in and management of residential, office, retail and development properties. Previously and in partnership with the Honorable Edward I. Koch, former Mayor of New York City, Mr. Polinsky founded and served as CEO of a company that licensed and developed TheLaw.com. Mr. Polinsky earned his Juris Doctorate from Fordham University School of Law in 1996 and his Bachelor of Arts from Yeshiva University in 1993. Mr. Polinsky also earned the CFA Institute’s Investment Foundations certificate in 2017, a certificate from MIT Sloan School of Management in Mastering Negotiation and Influence in 2021, and a certificate from Columbia Business School in Blockchain in Business in 2022. |
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