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Our Team

Management of National Securities is deep and diversified, starting with the company’s Chief Executive Officer and President, Robert Fagenson. National Securities has an in-depth team of key management that consists of well-experienced executives and seasoned department heads to compliment its vision.


David C. Levine

Chief Executive Officer of National Securities Corporation & National Asset Management


Billy Groeneveld

President of vFinance, Head Trader for vFinance Investments, Inc. & National Securities Corporation

  • 19+ years of experience in retail brokerage and trading operations

  • Prior to joining vFinance in 2001, created and ran Program Trading Corp.

  • B.S. in Engineering from West Virginia University


David Rich

Chief Supervisory Officer of National Securities Corporation & National Asset Management

  • 17+ years of experience in the Brokerage, Advisory, and Investment Banking Industries

  • COO – New York Global Securities

  • B.A. Arizona State University


Kay Johnson

Chief Compliance Officer at National Securities Corporation & National Holdings Corporation

  • 26+ years on Wall Street, experience in retail brokerage, supervision and compliance

  • B.S. from St. Lawrence University

  • 2006 CRCP graduate of FINRA/Wharton Institute

  • Serves on several Industry committees including:

    • FINRA District Committee from 2009 through 2012

    • FINRA CE Content Committee since 2004

    • Registrations and Qualifications Subcommittee 2007 and 2008 FINRA Chairperson and Arbitrator since 2002


Jonathan Rich

Head of Investment Banking, National Securities Corporation

  • 16+ years experience in the securities industry

  • Prior to joining vFinance, Mr. Rich was SVP of Investment Banking at Colonial Capital Group.

  • B.A. in Political Economy from Tulane University, JD/MBA from Fordham University


John Koenigsberg

Senior Vice President of Operations, National Securities Corporation

  • 30+ years experience in the securities industry

  • Prior to joining National, Mr. Koenigsberg was Senior Vice President of Operations and Vice President of Operations & Internal Compliance for Montauk Financial Group

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