High-flying Kiwi in New York raises $54m for his AI start-up

PremiumChris KeallTechnology Editor/Senior Business Writer·NZ Herald·8 Sep, 2026 09:28 PM6 mins to read‌ The Antioch team, with Harry Mellsop third from right. The Antioch team, with Harry Mellsop third from right.In New York, New Zealander Harry Mellsop is living in AI time. In December last year, Antioch, the artificial intelligence start-up he co-founded, raised US$4.3 million ($7.4m) in a “pre-seed” round.In April, it followed up with a US$8.5m ($14.5m) seed round at a US$60m ($102m) valuation.

Now, with