S3 Advertising

Cardiff https://www.s3advertising.agency/


  • Advertising/Creative
  • Digital
  • Integrated marketing
  • Media planning & buying


Who says small can’t do what big can?
Buck up your ideas, mun!

This is where the little bite big.

What makes us different? We exist to help the unlikely and underestimated in their pursuit to become the overachievers they damn right deserve to be.

An independent, creative advertising agency based in the heart of Cardiff, we produce consumer-facing campaigns for those who aren’t (yet) market leaders.

This agency doesn’t ego pander and it certainly doesn’t think small, everything we do rewards ambition using S|3: strengths, skills and success.




Case Studies

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Case Study

NFU: Representing modern farming, for more than 100 years

By S3 Advertising

A campaign to change perceptions of an heritage organisation...

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Case Study

Clogau: Taking on a National Message in a Global Crisis

By S3 Advertising

Reminding the nation that jewellery and possessions really aren't what matter.

  • Archived Case Studies