Callsign logo

Callsign Limited


Callsign Stock

Callsign is a digital identity and authentication company that provides solutions aimed at enhancing user verification and security for online transactions and access control. Their technology uses AI and machine learning to offer a seamless, multi-factor authentication experience that helps protect against fraud and cyber threats.

Management Team

Zia Hayat Co-Founder, CEO
Patrick Imbach CFO
Ian Welch Co-founder, COO
Adrien Pujol Chief Information Officer
Sarah Whipp Sarah Whipp CMO
Lawrence Costanza CRO

Funding Information