Three agencies spanning nearly four decades — Hamilton Brooke (1988, 13-strong in St Peter Port), Liquid (2004, the only Channel Islands name in PR Week's Top 150), and AMPD (2025, a Vale-based marketing-and-AI newcomer). All three list public relations among their specialisms; two hold Chamber of Commerce membership. —
St Peter Port·Professional Service·Est. 2004
✦Largest team: 44
Integrated PR, communications, digital marketing, and design consultancy with offices in Guernsey, Jersey, Birmingham, and London.
Vale·Professional Service·Est. 2025
Boutique consultancy specialising in advertising strategy, brand identity, and digital marketing, established in 2025 and offering AI consultancy and automation.
St Peter Port·Professional Service·Est. 1988
Full-service creative, marketing, and digital agency established in 1988, specialising in corporate identity, rebranding, and digital marketing with a team of 13 in St Peter Port.