Managing Partners Managing Directors Operating Partners Senior Advisers Directors Principal Senior Associates Associates Retired Co-Founder
  • Joel S. Beckman
Executive Council
  • Gerald Greenwald (Chair)
    Former Chairman & CEO, United Airlines
  • Norman R. Augustine
    Former CEO & Chairman, Lockheed Martin
  • Michael L. Eskew
    Former CEO & Chairman, United Parcel Service
  • Douglas R. Oberhelman
    Former CEO & Executive Chairman, Caterpillar
  • Sir John Rose
    Former CEO, Rolls-Royce
  • Tim Solso
    Former CEO & Chairman, Cummins
Finance & Administration
  • John Clarke
    Vice President, Finance
  • Scott Parkis
    Vice President, Technology
  • Anne Savit
    Manager, Finance & Administration
  • Francine Vitale
    Manager, Compliance & Administration
Executive Assistants
  • Aimee Bester
  • Peggy Conway
  • Sofia Hodza
  • Barbara Palmer

David L. Dyckman
Operating Partner

Mr. Dyckman joined Greenbriar in 2015. Prior to joining Greenbriar, he was Executive Vice President and Chief Operating Officer of American Tire Distributors moving from Executive Vice President and Chief Financial Officer, where he started at the company in 2006. Previously, Mr. Dyckman held positions at Thermadyne and NN.

  • Representative Prior Portfolio Company Experience
  • American Tire Distributors
  • Lazer Spot
  • PetroChoice
  • Ryan Herco Flow Solutions
  • Education
  • Cornell University, BS and MBA

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