Professional Bio

  • For 30 years, Mark has been in private practice with a focus on executive compensation, employee benefits (especially ESOPs), and retirement plan fiduciary matters, not only from a tax and labor perspective, but also from a business, governance, tax, securities, and litigation perspective. He currently serves as immediate Past President of the prestigious American College of Employee Benefits Counsel after previous terms as its Treasurer, Vice-President, and President. Mark is Chambers-rated, and works regularly with the American Benefits Council (where he was an executive board member for many years).

    Mark's clients include public and private companies; he also has significant experience with not-for-profit organizations from both a governance and a executive compensation perspective. His business oriented pay-for-performance approach has led to his role as special counsel to compensation committees, as well as to his spearheading of projects designed to link executive compensation to corporate goals and to the enforcement of post-employment covenants relating to trade secrets and restrictive covenants (such as non-competition agreements).

    Mark also teaches at Georgetown Law School. His courses have focused on executive compensation and governance, the design of benefit plans and employment-related agreements, and employee stock ownership plans (ESOPs). Associated with those courses is his substantively rich website found at and .

    Prior to joining The Wagner Law Group, Mark served for almost 20 years as co-chair of the employee benefits (ERISA) practice as was a partner at a prominent international Washington, D.C. law firm of nearly 1,000 attorneys.

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    • Introduction to Employee Benefits: Executive Compensation” - Georgetown University School of Law Graduate Tax Program (2016- present)
    • "Executive Compensation: Business, Securities and Tax Aspects” - Georgetown University School of Law Graduate Tax and Graduate Securities Law Programs (2008-2015)
    • "Executive Pay and Loyalty: From Restrictive Covenants to Clawbacks” - Georgetown University School of Law Graduate Tax Program (2009-2011)
    • "Employee Stock Ownership Plans: ESOP Fundamentals and Business Purposes” - Georgetown University School of Law Graduate Tax Program (2007)

    Notable Publications


  • Bar Admissions

    • District of Columbia
    • Maryland
    • New York
    • Massachusetts (retired)

    Professional and Community Involvement

    • American College of Employee Benefit Counsel – President and Board Member
    • American Benefits Council – Executive Board (2013 - 2018)
    • Georgetown Law School --Adjunct Professor, 2007-2016
    • Maryland Association of Social Service Boards -- Past Vice-Chair and Head of Legislative Committee; Pro bono Counsel for federal tax matters since 2004
    • MASSB Foundation -- Founder and Trustee (raising funds for social services involving child protection and family preservation)
    • Cornell Law School, J.D., 1984 (cum laude)
    • University of Virginia, B.A., 1980 (cum laude)

    • Best Lawyers - 2013 - Present
    • Chambers USA America's Leading Lawyers for Business - 2016 - Present
    • Washington, D.C. Super lawyers List - Top Rated Employee Benefits Attorney in Washington, DC - 2013 - 2018