Jun 3, 2026 – 5.39pmPsiQuantum’s Brisbane supercomputer is not the only quantum computing innovation happening in Australia. Serendipity Capital reckons it’s dug up the next candidate poised to ride the sector’s booming growth trajectory.Serendipity, the firm co-founded by former CBA executive Rob Jesudason, has cut a $US5 million ($7 million) cheque for Adelaide’s QuantX Labs. The company has developed a high-precision atomic clock that relies on measuring optical rather than microwave frequencies for use in the defence, space and critical infrastructure sectors.Sarah Thompson has co-edited Street Talk since 2009, specialising in private equity, investment banking, M&A and equity capital markets stories. Prior to that, she spent 10 years in London as a markets and M&A reporter at Bloomberg and Dow Jones.Kanika Sood is a journalist based in Sydney who writes for the Street Talk column.Emma Rapaport is a co-editor of the Street Talk column. Prior to that, she was a markets reporter at The Australian Financial Review.Subscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber?
Former CBA CFO’s Serendipity Capital backs quantum computing start-up
The Adelaide-based start-up’s technology has been deployed on a mission by Elon Musk’s SpaceX. It also counts the Australian Department of Defence as a client.
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