Author

Stephan M. Czaja

Owner of ONE Agency · Advertising and online marketing

About Stephan

Stephan M. Czaja is the owner of ONE Agency and has worked in advertising and online marketing for about 20 years. Before his career in the agency world he was editor-in-chief of a music magazine, working with record labels, TV and radio stations, record productions and advertising agencies.

As marketing moved online he combined the mechanics of classic advertising with online marketing and has since built cross-media brands. His approach: good content, clear goals and measures that can be measured.

Focus and experience

Experience includes TV commercials, stadium and out-of-home advertising, events and trade shows, documentaries, radio spots, social media and influencer marketing.

  • Advertising
  • TV commercials
  • Out-of-home advertising
  • Online marketing
  • Social media marketing
  • Influencer marketing
  • Brand strategy
  • Media planning

How we work on our articles

  • We state facts only when we can substantiate them with a source. Sources are listed under each article.
  • We label our own interpretation as such.
  • For numbers we give the date and origin. Company figures are labelled as such.
  • We correct mistakes. Feedback is welcome.

Stephan’s articles on this site

Contact

Feedback, corrections or project enquiries via the contact form.

Frequently asked questions

Who writes the articles on this site?
The articles are produced under the responsibility of Stephan M. Czaja. Facts are backed by sources, interpretation is labelled as such.
How do I report a mistake?
Via the contact form. We check the note and correct it if it holds up.

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ONE Agency creates TV, social and out-of-home campaigns from one team.

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