On Monday, Oisín Hanrahan stepped down as CEO of Angi, the $1.35 billion Colorado-based home services platform. Angi is 85 per cent owned by IAC, a software and media conglomerate. IAC’s CEO Joey Levin is taking over as CEO of Angi.  Hanrahan was raised in Dublin. His start-up, called Handy, was acquired by Angi in 2018 for $160 million, netting Hanrahan more than $4 million.  Hanrahan then was promoted to CEO of Angi in February 2021. At the time, Angi’s share price had gone sideways for ten years. It was then worth about $8 billion. Handy was a marketplace for…