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People / Donald Chmura
DC
Career profile

Donald Chmura

GTM @ Sierra

Toronto, Ontario, Canada

Career path.

  1. Sierra

    GTM

    Mar 2026 - Present
  2. Ada

    Sr Enterprise Account Executive

    Feb 2024 - Mar 2026
  3. Ada

    Enterprise Account Executive

    Feb 2021 - Mar 2026
  4. Ada

    Mid-Market Account Executive

    Jun 2019 - Feb 2021
  5. Top Hat

    Regional Manager, Content Sales

    Aug 2018 - Apr 2019
  6. Top Hat

    Hybrid Account Executive

    Jan 2018 - Aug 2018
  7. Top Hat

    Enterprise Account Executive

    Feb 2016 - Jan 2018
  8. Top Hat

    Account Director

    Jan 2015 - Jan 2016