Monster Outdoor - OOH Advertising Agency
UK's Leading OOH Advertising Agency

Outdoor Advertising That Delivers Results

From billboards and buses to the London Underground and mobile digital screens. We plan, buy, and manage your out of home advertising campaign that gets your brand famous and seen by millions.

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Campaigns Delivered

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Impressions Generated

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Years in OOH

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UK, EU & US Cities

Trusted by Leading Brands

Nike
Amazon
F1
Burger King
American Express
Vodafone
ITV
Nike
Amazon
F1
Burger King
American Express
Vodafone
ITV

Why Choose Monster Outdoor?

With over 15 years in the outdoor advertising industry, we have the expertise, relationships, and buying power to deliver campaigns that punch above their weight. We work with everyone, from local businesses to global brands.

Expert Media Planning

Strategic site selection based on your audience, objectives, and budget.

Competitive Pricing

Direct relationships with media owners mean better rates for you.

End-to-End Service

From planning and design to installation and campaign reporting.

Multi-Format Campaigns

Combine formats for maximum reach and frequency across the UK.

Monster Outdoor Advertising Agency UK

Our Work

Real campaigns, real results. See how we have helped brands reach millions through outdoor advertising.

Icelandair: You Can't Prompt Iceland

Icelandair: You Can't Prompt Iceland

Global multi-format campaign across Times Square, London, Paris, and Dublin challenging AI companies to stop faking Iceland.

Global campaign

Issey Miyake: Bond Street Tube Takeover

Issey Miyake: Bond Street Tube Takeover

Digiwall takeover and 20 traditional 4-sheet posters across Bond Street station for the Pleats Please campaign.

1.2M+ impressions

Uhomes: Nationwide Bus Campaign

Uhomes: Nationwide Bus Campaign

285 bus supersides across 8 UK cities plus 20 Sheffield tram supersides targeting students during autumn intake.

4M+ impressions

What Our Clients Say

We needed 200 bus supersides across 6 cities in under 3 weeks. Monster sorted the lot, including last-minute artwork changes two days before print. Campaign went live on time and the POE pack was thorough. Will use again.

Rachel Simmons

Media Agency, London

First time running OOH for our brand and the team made it painless. They recommended a mix of tube posters and AdBike activations which we hadn't considered. The tube campaign alone drove a 30% spike in website traffic that week.

David Chen

E-commerce Brand

We've worked with a few outdoor agencies and Monster are the most responsive by far. Quick turnaround on quotes, honest about what works and what doesn't, and the reporting is solid. They handle all our UK OOH now.

Sarah Kapoor

Marketing Director, FMCG

Ready to Start Your Campaign?

Get a free, no-obligation quote from our outdoor advertising experts today.