Grey London

London, England, United Kingdom · Founded 1966

201-500 employees

Sourced & current · updated Jul 29, 2026

Grey London is a leading full-service creative advertising agency, part of the global Grey network, known for delivering award-winning campaigns across brand strategy, creative, and integrated communications.

Where they sit

Stack tier: Infrastructure & Data (B)

Marketing Agency

One of the UK's top-tier full-service creative agencies, competing at the highest level of brand advertising and integrated communications within the WPP network.

Ownership

Parent: Grey