John Flynn

John Flynn

Managing Partner


John is managing partner at Act and has spent over 20 years focusing on software and venture investing.


Prior to joining Act in 1996, John spent a number of years in various software engineering and business development roles with EDS (now HP).

John is a former chairman of the IVCA and has been venture investing for over two decades in Ireland, Europe and the US. Some of John’s current live investments include Decawave, Channelsight, Corvil and Lime Microsystems. John is a close partner with our founders along the journey and provides valuable insights to companies after 20 years of seed to growth investing.

John graduated from UCD with a degree in Physics & Mathematics, and has an MBA from Trinity College Dublin.

Aside from the day job, John is an avid sailor and a Howth native, so is rarely found on land on the weekends.