Our Team

Calum Arnott

Managing Director / Co-Founder

Calum leads the team at Lerta, leveraging his experience from designing UAVs to spearhead Lerta’s product development and commercialisation strategy.

Calum holds a first class MEng (Hons) degree in Mechanical Engineering from the University of Edinburgh

Josh Ball

Operations Director / Co-Founder

Josh is leading Lerta’s operational and commercial strategies, bringing his proven experience of delivering financial technology solutions to Private Equity, Credit, and Insurance clients.

Josh holds a first class MA (Soc Sci) (Hons) in Economics from the University of Glasgow.