Jeffrey D. Benjamin


Jeffrey D. Benjamin has served as Chairman of the Board and a Director since March 2014. Mr.Benjamin has been a Senior Advisor to Cyrus Capital Partners, L.P. since 2008, where he assists with distressed investments. Mr. Benjamin served as non-Executive Chairman of the Board of SGI from 2012 until March 2014 and as a director of SGI from 2009 until March 2014. He is also a member of the boards of directors of American Airlines Group, Inc. (NASDAQ: AAL) and Rackspace Technology (NASDAQ: RXT), and serves as chairman of the audit committee of Rackspace Technology. Mr. Benjamin served on the boards of directors of Caesars Entertainment Company from 2008 to 2017, Chemtura Corporation from 2010 to 2017 and Exco Resources, Inc. from 2005 to 2016.

Gregory N. Roberts

Chief Executive Officer

Gregory Roberts has been Chief Executive Officer and a Director since July 2005. Mr. Roberts has served as President and Chief Executive Officer of Spectrum Group International, Inc. since March 2008. Mr. Roberts previously served as the President of Spectrum's North American coin division, which included A-Mark. He is also a lifetime member of the American Numismatic Association.

Ellis Landau


Ellis Landau is President, Treasurer and Director of ALST Casino Holdco, LLC, the holding company of Aliante Gaming, LLC, which owns and operates Aliante Station Casino Hotel in Las Vegas, Nevada. Mr. Landau was formerly a member of the Board of Directors of Pinnacle Entertainment, Inc. (NYSE:PNK), a leading gaming company, where he served as Chairman of the Audit Committee and as a member of its Nominating and Governance Committee and its Compliance Committee. In 2006, Mr. Landau retired as Executive Vice President and Chief Financial Officer of Boyd Gaming Corporation (NYSE: BYD), a position he held since he joined the company in 1990.

John U. Moorhead


John ("Jay") Moorhead has been Managing Director of Ewing Bemiss & Co, an investment banking firm, since 2009. Prior to joining Ewing Bemiss, Mr. Moorhead was a managing director at Westwood Capital and MillRock Partners, boutique investment banking firms serving private middle market and public growth companies. From 2001 to 2003, Mr. Moorhead was a corporate finance partner at CE Unterberg Towbin and for ten years prior to that, was a founding partner of the New York investment banking firm VM Equity Partners. Prior to co-founding VM Equity Partners, Mr. Moorhead was an investment banker at Lehman Brothers and at E.F. Hutton. Mr. Moorhead received his B.A. degree from the University of Vermont, and attended the Program for Management Development at Harvard Business School.

Jess M. Ravich


Jess M. Ravich has served as a Director since March 2014. Mr. Ravich is the CEO and Chairman of the Board of ALJ Regional Holdings, Inc. (NASDAQ: ALJI). From 2012 until 2019, he was a group managing director and head of alternative products for The TCW Group, Inc., an international asset-management firm, which he joined in 2012. Prior to joining The TCW Group, Mr. Ravich served as managing director and head of capital markets of Houlihan, Lokey, Howard & Zukin, Inc., an international investment bank. From 1991 through November 2009, Mr. Ravich founded and served as chief executive officer of Libra Securities LLC, an investment banking firm serving the middle market. Prior to founding Libra, Mr. Ravich was an executive vice president of the fixed income department at Jefferies & Company, a Los Angeles-based brokerage firm, and a senior vice president at Drexel Burnham Lambert, where he was also a member of the executive committee of the high yield group. Mr. Ravich served as a director of SGI from 2009 until March 2014. He also served on the Board of Directors of APEX Global Brands Inc. (formerly The Cherokee Group, Inc.) (NASDAQ: APEX) from 1993 to 2019.

Beverley Lepine


Beverley Lepine was previously as chief operating officer of the Royal Canadian Mint, a Canadian Federal Crown Corporation. Ms. Lepine held various positions over her 27 year career at the Mint, including chief financial officer and vice president manufacturing. Previously, she worked for the Treasury Board Secretariat of the Government of Canada and Via Rail Canada. Upon graduating with a Bachelor's degree in Business Administration from Bishop's University in 1974, Ms. Lepine worked for Clarkson Gordon, where she obtained her Chartered Public Accountant (CPA) designation in 1978. She also obtained her Institute of Corporate Directors Certificate in 2011.

Monique Sanchez


Monique Sanchez brings to A-Mark nearly 30 years corporate experience, with over with over 21 years in the digital advertising industry with a deep expertise in selling advertising technologies and media solutions to global agencies, marketers, and publishers. Since 2008, she has held senior sales and business development roles at Google, including most recently as Director Agency Sales Development, where she is responsible for leading an agency development team focused on driving revenue growth across Google’s largest market: U.S.clients and agency holding companies. The eight years prior to Google, Ms Sanchez held business development leadership roles at DoubleClick, which was acquired by Google in 2008. She is a mentor at Google’s women’s mentor program. Ms Sanchez received her B.A. degree from Syracuse University.

Kendall Saville


Kendall Saville served as Chairman of the Board of JM Bullion for seven years. He co-founded PlayUSA, the largest legal US iGaming media network which was acquired by Catena Media (STO: CTM), and served as a primary consultant to Catena Media from 2016 to 2019. Mr. Saville’s investment specialty is in store-of-value businesses, and his focus for nearly a decade has been investments in cryptocurrency technology, including the largest cryptocurrency exchange in the Middle East, and decentralized finance. Kendall earned his Bachelor of Arts in Business Economics from the University of California, Santa Barbara. In 2021, Kendall Saville’s i15 Media and Ocean View Marketing iGaming assets were acquired by Catena Media, and he has resumed his work as a primary consultant managing strategic growth projects for iGaming. Mr. Saville’s extensive experience in search engine optimization (SEO), digital marketing, and cryptocurrency provides the Board with valuable insight in matters of business planning and growth strategy

Michael R. Wittmeyer


Michael R. Wittmeyer is the co-founder and Chief Executive Officer of JM Bullion, an award-winning online retailer of precious metals based in Dallas, Texas. His journey in entrepreneurship started in high school, when he founded and then sold a successful digital affiliate marketing business.  Building on that achievement, Mr. Wittmeyer co-founded JM Bullion in 2011.  Only eight years later, Mr. Wittmeyer was Named EY Entrepreneur of the Year in the Retail/Consumer category in the Southwest region, and has led JM Bullion to become one of the top precious metals retailers in the world. In addition to his management and executive background, Mr. Wittmeyer brings to the board expertise in search engine optimization (SEO), digital marketing, and eCommerce operations. Mr. Wittmeyer established the Patricia McCarthy scholarships at Allegany-Limestone Central School and Olean High School, which awards funds to students who demonstrate entrepreneurial spirit, and have a strong record of service and extracurricular involvement. Mr. Wittmeyer, who has been a member of Entrepreneurs’ Organization since 2019, studied Marketing at Pennsylvania State University, and grew up in Western New York.