John Collison
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John Collison is an Irish entrepreneur. He is the president of Stripe, which he co-founded in 2010 with his brother Patrick. Collison was the youngest self-made billionaire in 2016. As of 2026, accord
Collison in 2023
Castletroy College
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Castletroy College is a co-educational community school in Newtown, Castletroy, County Limerick, Ireland. It was founded in 2000. As of 2025, it had over 1,300 students enrolled.
John Collison
…Valley. Auctomatic was acquired for $5 million in March 2008, when Collison was 17. In 2009, Collison, having returned to finish secondary school at Castletroy College, received eight A1 and two A2 grades in the Irish Leaving Certificate examination. He enrolled at Harvard University in September 2009, but dropped out…
Castletroy College facade and carpark