Callum McMahon

Chief Strategy Officer, Born Social

Callum McCahon is Chief Strategy Officer at Born Social, where he helps global brands like Diageo, Ford, and Barclays adapt their marketing models for a social-first world. Over his decade at the agency, he’s become a leading voice on how brand building fundamentals evolve for modern platforms. His work has been featured in Campaign, WARC, and The Guardian, and he’s authored influential papers including The Social-First Brand and Brand Building on Social Media, shared on stages from Cannes Lions to TEDx.

Last updated 04 March 2026