Sherwin I. Seligsohn - - , Founder and Chairman of the Board of Directors

Sherwin I. Seligsohn is our Founder and has been the Chairman of our Board of Directors since June 1995. He also served as our Chief Executive Officer from June 1995 through December 2007, and as our President from June 1995 through May 1996. Mr. Seligsohn serves as the sole Director, President and Secretary of American Biomimetics Corporation, International Multi-Media Corporation, and Wireless Unified Network Systems Corporation. He was also previously the Chairman of the Board of Directors, President and Chief Executive Officer of NanoFlex Power Corporation (formally known as Global Photonic Energy Corporation) (NanoFlex) since its inception until April 2012, when he resigned from his positions at NanoFlex. Since that time, the only relationship Mr. Seligsohn has had with NanoFlex is as a shareholder and option holder. From June 1990 to October 1991, Mr. Seligsohn was Chairman Emeritus of InterDigital Communications, Inc. (InterDigital), formerly International Mobile Machines Corporation. He founded InterDigital and from August 1972 to June 1990 served as its Chairman of the Board of Directors. Mr. Seligsohn is a member of the Industrial Advisory Board of the Princeton Institute for the Science and Technology of Materials (PRISM) at Princeton.

Steven V. Abramson - - , President, Chief Executive Officer and Director

Steven V. Abramson is President and Chief Executive Officer of Universal Display Corporation, and has been a member of its Board of Directors since 1996. Universal Display Corporation invented and commercialized energy-efficient phosphorescent OLED technology for a wide range of products including mobile displays, TVs and lighting. Since its inception in 1994, over half a billion dollars has been invested to advance the Company from a start-up to a leading player in the global OLED ecosystem. Building on its vast experience and know-how, the Company has continually been innovating and creating state-of-the-art OLED emissive systems, while also expanding its global IP framework. Universal Display is well positioned to leverage its twenty-plus years of OLED history and expertise, scale its commercial capabilities, and deliver the best emissive materials, with the best performance and lifetime.

Steve has spent most of his career being involved in the creation and growth of new technologies such as digital cellular radio in the 1980s and fostering the development of sustainable environmental technologies in the first half of the 1990s.

Steve received his J.D. from Temple University in Philadelphia, Pennsylvania (1979), his M.A. in International Relations and Philosophy of Science from Ohio State University in Columbus, Ohio (1975), and his B.A. in International Relations from Bucknell University in Lewisburg, Pennsylvania (1973). He also serves on the boards of a number of charitable and educational organizations.

Sidney D. Rosenblatt - - , Executive Advisor and Director

Sidney D. Rosenblatt is an Executive Advisor of Universal Display Corporation. In August 2022, it was announced that Mr. Rosenblatt would retire at the end of 2022 and transition his position from Executive Vice President, Chief Financial Officer, Treasurer and Secretary. Mr. Rosenblatt will remain on the Board of Directors, which he has been a member of since May 1996. Mr. Rosenblatt was the owner of S. Zitner Company from August 1990 through August 2010 and served as its President from August 1990 through December 1998. From May 1982 to August 1990, Mr. Rosenblatt served as the Senior Vice President, Chief Financial Officer and Treasurer of InterDigital. Mr. Rosenblatt is also on the Board of Managers of the Overbrook School for the Blind.

Cynthia J. Comparin - - , Director

Ms. Comparin has been a member of our Board of Directors since January 2020. Ms. Comparin founded and was the CEO of Animato, a technology solutions provider that partnered with clients to align business processes with technology to create value, from 1997 until she sold the company in 2016. Prior to establishing Animato, Ms. Comparin was President of ALLTEL’s Enterprise Network Services Division, Vice President and General Manager for Nortel’s Network Transformation Services Division, General Manager of Latin America at Recognition International, and in executive management at Electronic Data Systems (EDS). Ms. Comparin currently serves as an Independent Director of Cullen/Frost Bankers, Inc. (NYSE: CFR). Ms. Comparin earned a Bachelor of Business Administration (BBA) in Finance from The University of Texas at Austin and has completed management programs at The Wharton School of Business and Harvard University.

Richard C. Elias - - , Director

Mr. Elias has been a member of our Board of Directors since April 2014. Mr. Elias retired from PPG Industries, Inc. prior to joining our Board. Prior to his retirement, Mr. Elias served as the Senior Vice President - Optical and Specialty Materials of PPG Industries, Inc. from July 2008 through March 30, 2014. From April 2000 through June 2008, Mr. Elias held the position of Vice President, Optical Products of PPG Industries, Inc.

Elizabeth H. Gemmill - - , Director

Ms. Gemmill has been a member of our Board of Directors since April 1997. She is also on the Boards of Beneficial Bancorp, Inc. (NASDAQ: "BNCL") and WHYY, Inc., as well as The Presbyterian Foundation where she serves as the Chairman of the Board. Since March 1999, she has been Managing Trustee and, more recently, President of the Warwick Foundation until the Foundation was dissolved in 2012. From February 1988 to March 1999, Ms. Gemmill was Vice President and Secretary of Tasty Baking Company. Ms. Gemmill is the former Chairman of the Board of Philadelphia University (1998-2009). She previously served as a director of the Philadelphia College of Osteopathic Medicine, the YMCA of Philadelphia and Vicinity, American Water Works Company, Inc. until it was sold in early 2003, and Philadelphia Consolidated Holdings Corporation until it was sold in December 2008. Ms. Gemmill is also a Fellow of the National Association of Corporate Directors.

C. Keith Hartley - - , Director

Mr. Hartley has been a member of our Board of Directors since September 2000. Since June 2000, he has been the President of Hartley Capital Advisors, a merchant banking firm. From August 1995 to May 2000, he was the managing partner of Forum Capital Markets LLC, an investment banking company. In the past, Mr. Hartley held the position of managing partner for Peers & Co. and Drexel Burnham Lambert, Inc. He serves as a director and is on various committees of Swisher International Group, Inc. He also previously served as a director of Idera Pharmaceuticals, Inc.

Celia M. Joseph - - , Director

Ms. Joseph has been a member of our Board of Directors since January 2020. Ms. Joseph served as Director, Employment and Benefits Law at Solenis LLC, where she provided leadership and advice for all areas of global employment and benefits law from 2014 until her retirement in 2018. Prior to Solenis, Ms. Joseph was Of Counsel at Fisher & Phillips LLP, founded the law firm Celia M. Joseph & Associates PC and was a Principal at Reaching Agreement ADR LLC. During her tenure (1980-2009) at Rohm and Haas Company, Ms. Joseph was an Assistant General Counsel, global Employment Law Manager, and Corporate EEO/Diversity Manager. Ms. Joseph holds a Bachelor of Arts (BA) degree from Temple University, a Juris Doctor (JD) degree from Temple University School of Law and a Master of Business Administration (MBA) from the Drexel University LeBow School of Business.

Lawrence Lacerte - - , Director

Mr. Lacerte has been a member of our Board of Directors since October 1999. Since July 1998, he has been Chairman of the Board of Directors and Chief Executive Officer of Exponent Technologies, Inc., a company specializing in technology and Internet-related ventures. Prior to that time, he was the founder, Chairman of the Board of Directors and Chief Executive Officer of Lacerte Software Corp., which was sold to Intuit Corporation in June 1998.