Case studies
We have worked with many different clients and industries – online stores, B2B companies, service businesses and restaurants. See the results and hear what they say about working with us.
Case studies
Lead generation+100%
Revenue growth
Danish website selling freight solutions.
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B2B152
B2B conversions
Danish website selling heavy industrial machinery.
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Online store18.4x
ROAS
Danish online store selling home and kitchen products.
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Online store10.3x
ROAS
Danish online store selling nautical and maritime products.
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Online store+83%
Revenue growth
Danish online store selling sheepskins and sheepskin products.
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Restaurant831
Conversions
Italian restaurant in Roskilde, Denmark.
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€13
per lead
“I can only recommend The Online Gurus for their follow-up and commitment. They show great insight into optimising websites and visibility on Google – at very reasonable prices.”

+90%
more conversions
“Since we started working with The Online Gurus, our total conversions have increased by 90%. The click conversion rate is up 205%, while the cost has dropped by 21.5%.”

€1.35
per conversion
“Working with The Online Gurus has given us control of our Google advertising. The people behind it are skilled experts, and you always feel on top of things.”
If you have the right business model, the right product and a good website, there is a very good chance we can help you grow too.

















Reviews
“We have worked with Niels and Dariusz for several years. Their approach has always been decent and humble, and they have delivered stable, solid work marked by full transparency and trust. They also deliver top performance on availability and follow-up. 5 stars from us.”
“We are extremely happy with The Online Gurus – we have seen a clear increase in revenue since we started working together. They help us optimise our Google Ads and are always ready with recommendations on how to get the most out of it.”
“They have managed to make our Google Ads run really well every time. Our revenue has increased by 100%. They are excellent at following up, answer calls and emails quickly, and are cheaper than anyone else on the market.”
“At PerformanceGear.dk we tried several agencies, and only with the Gurus did we find our growth engine. We have now worked with them for 2 years, and together we have achieved the growth and results we expected from our advertising.”
“I have increased my revenue by 50% by following The Online Gurus’ recommendations and adjustments. I have tried several advertising methods, but this company is the most effective.”
“Besides fantastic, personal service – Niels kept giving us tips we could optimise ourselves – the ads set up by The Online Gurus have brought great growth to our small restaurant.”
“Excellent. Niels and Dariusz steer my online stores to greater success with a steady hand. I can absolutely recommend The Online Gurus.”
“We have used The Online Gurus for quite a while now, and it has delivered really good results. The collaboration has been good from the start. All in all, a great experience.”
“For many years I could not find the right advertising agency – until I started working with The Online Gurus. They are more than just an agency – they are the perfect business partner who cares about your success and is always there for you, even in difficult moments. They are reliable, always open to suggestions and willing to help.”
“The guys at The Online Gurus do a fantastic job! They are both down-to-earth and easy to talk to, and they keep showing results in a simple, user-friendly way. I am very happy with our collaboration!”
“We at CityCamp Assens Strand are really happy with a good and stable collaboration.”
Send us a message if you want to get started with online marketing, or if you would like a 60-minute free call about your current campaigns.