Executive Team & MKS Fellows

MKS Executive team group photo
Front L-R: Kathleen F. Burke, SVP, General Counsel & Secretary; John T.C. Lee, President & Chief Executive Officer; Jennifer J. Reilly, SVP & CHRO. Back L-R: David P. Henry, SVP Marketing & PMO; James A. Schreiner, SVP, COO; Seth H. Bagshaw, SVP, CFO & Treasurer; Francis J. Tan, SVP, Strategic Development.

Executive Team

  • John T.C. Lee
    President & Chief Executive Officer
  • Seth H. Bagshaw
    Senior Vice President,
    Chief Financial Officer & Treasurer
  • Kathleen F. Burke
    Senior Vice President,
    General Counsel & Secretary
  • David P. Henry
    Senior Vice President,
    Marketing & PMO
  • Jennifer J. Reilly
    Senior Vice President,
    Chief Human Resources Officer
  • James A. Schreiner
    Senior Vice President,
    Chief Operating Officer
  • Francis J. Tan
    Senior Vice President,
    Strategic Development

MKS Fellows

  • Jim Kafka
    Chief Technology Officer,
    Lasers
  • Mike L'Bassi
    Senior Director of Engineering,
    Flow Solutions
  • Christiane Le Tiec
    Chief Technology Officer,
    Plasma & Reactive Gas Solutions
  • Aaron Radomski
    Chief Technology Officer,
    Power Solutions
  • Phil Sullivan*
    Chief Technology Officer,
    Pressure & Vacuum Measurement Solutions

* Retired