Rheinwunder: The online marketing agency from Bonn.

  • SEO, SEA, Content & Web analysis from a single source
  • Data-driven strategies for more reach and revenue
  • Tailored solutions for your online success
Get to know us

Your certified partner

4.9
Based on 33 reviews
Zwei lächelnde Personen arbeiten an Computern in einem modernen Büro, symbolisierend effektives Online-Marketing und erfolgreiche SEO-Strategien für bessere Suchmaschinenplatzierung.
 Search Engine Optimization 

Better placement in search engines. More organic traffic to your website.

As an online marketing agency, we are specialists in the conception and implementation of digital advertising strategies. We focus entirely on performance marketing. From SEO and technical consulting to creative content, search engine advertising and affiliate marketing, we help companies get the most out of their online marketing mix.

Our SEO services
Eine Frau präsentiert an einem Whiteboard vor drei Personen, die Notizen machen.
 Search engine advertising 

SEA – Increase visitor numbers for your business immediately

As experts in paid search, we see ourselves as an extended arm of your company and look beyond CTRs and CPCs to understand which metrics are most important for your business. We rebuild entire accounts in the most granular structure to deliver a personalized user experience across Google Ads, Microsoft Ads, and Amazon Ads.

Our SEA services
Zwei Männer diskutieren vor einem Computerbildschirm mit Diagrammen.
 Web analysis / Analytics 

Data from first-hand about user behavior and preferences – with real numbers

You can’t optimize what you’re not measuring! The Customer-User-Journey shows how a user behaves on your website and whether they leave as a satisfied customer or an unsatisfied user who goes to the competition. Based on the data, we will show you exactly the potentials of your website.

Web analysis
Drei Personen arbeiten lächelnd gemeinsam an einem Computer in einem modernen Büro.
 Content Marketing 

We know the search engines, we know your readers – The best conditions for your success

We create content that convinces. Each asset is tailored to your commercial goals , speaks directly to your audience, and generates discussion around your brand. High-quality texts that provide added value and are of course optimized for search engines – without affecting readability.

Our content marketing
Eine lächelnde Frau im Büro telefoniert am Schreibtisch mit Notizbuch und Stift.
 Training – SEO, SEA, and Affiliate 

Online marketing courses make you specialists

The internet marketing industry is fast-paced; with the help of our knowledge transfer, you will create a solid understanding in your company and stay up to date with the latest developments.

Our seminars and workshops
 Contact 

Have your online performance checked - free & non-binding

In a brief initial conversation, we analyse your current online presence and present specific optimization opportunities.

Ein Mann in weißem Hemd lehnt an einer Wand, neben ihm das Rheinwunder Logo
Contact person:
Ralph Grundmann
0228 243 313 53
Free consultation
4.9
Based on 33 reviews
 Customer Testimonials 

Enough about us! What do our customers say?

Ein orangefarbenes Logo mit einem stilisierten 'B' und dem Text 'BERGSON' darunter.
Benjamin Günther

Bergson

Thank you very much for your thoughtful proactivity: I have rarely experienced that with agency partners. Great compliment at this point!

Rotes Logo mit stilisiertem 'S' und rotem Punkt darüber, darunter der Text 'KSK-Immobilien'.
Ruben Müller

KSK-Real Estate

Rheinwunder supports us in numerous topics of search engine optimization and website tracking. We particularly appreciate the pleasant collaboration as well as the consistently professional results.

Ärzteverlag Logo mit stilisiertem Stethoskop in Kreis, umrahmt von grauem Winkel.
Christian Hunder

German Medical Publishers

We have a long-standing partnership with Rheinwunder in the areas of SEO, SEA, and web analytics. The in-depth knowledge of our products allows for tailored solutions time and again. We would love to see more of that!

Weiße Buchstaben 'EKD' auf lila Hintergrund.
Grischa Roosen-Runge

Evangelical Church in Germany (EKD)

The support from Rheinwunder in analyzing keywords and creating search engine optimized content is highly professional, thorough, and characterized by a love for detail, which is why we enjoy working together.

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Mizzi Bauer

Sine-Sine

Great and friendly team with creative ideas and also top-notch expertise! Highly recommended!

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Marcus Schulze-Moos

Essence-pur GmbH

We have been working together since October 2020. Highly professional, great team with excellent results. Highly recommended. We look forward to another exciting collaboration.

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Des Porter

Concept Car Credit (UK)

As a former colleague, Ralph is currently offering us online marketing and optimizations for our company. Therefore, I have absolutely no reservations about recommending him as an expert. Ralph is not only technically skilled, but he can also empathize with the specifics of our industry and thus deliver excellent work.

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Ralf-Peter Reimann

Evangelical Church in the Rhineland

We requested Rheinwunder for an SEO analysis and the development of a content strategy. Quick feedback and elaboration and presentation. We will stay on the topic. Thank you!!!

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Dagmar Kemper

Poko Institute OHG

Thank you very much for the successful, long-term collaboration. Keep it up! Excellent both personally and professionally, along with quick response times and clear language even in more complicated matters. I always gladly recommend you.

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Inge Brendler

HereLocation

Rheinwunder helped me create my website and my opinion about it: Absolutely recommendable!!! Excellent, personal consultation where you can really learn something, along with technically flawless and very fast implementation. Super friendly team!

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Johannes Hollmann

We Are Indeed

Unrestricted recommendation: Technical competence, reliable timings, pleasant collaboration. Thank you!

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Eric S.

Cologne First Trade GmbH

We have been a customer of Rheinwunder with our company for a year now and are very satisfied! The advice and support are really great. The team is super friendly and very helpful. The professional competence is excellent! Problems are quickly understood and solutions are usually found quickly. Whether it’s on-page SEO, Adwords, or social media advertising, working with Rheinwunder makes it fun to implement the projects.

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Ben Tullett

Croud Agency (UK)

I had the pleasure of working with Ralph on SEO projects for EasyJet and British Red Cross. His expertise, analytical depth, and creative marketing ideas have impressed me. I especially appreciate his ability to explain complex topics in an understandable way. I look forward to further collaboration in the future.

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Frank Rautenberg

Haas & Haas GmbH

Rheinwunder GmbH has been managing our Google Ads and Shopping campaigns for leons-weinhaus.de for over two years – reliably, flexibly, and with a great sense for our products. Both in day-to-day operations and in strategic matters, the team regularly provides valuable insights for our market presence – always professionally and technically at the highest level.

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Martijn van Dijk

Increase B.V. (NL)

A great partner to work with. Rheinwunder has been our partner for the German market for over 5 years!

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Lena Kretschmann

Team leader at Sternsinger

Thanks to Ralph for this super competent SEO workshop! The training was very well prepared, structured, and above all tailored to the needs of our online team. We can confidently recommend the experts from Rheinwunder to all SEO enthusiasts.

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Walter Ehrensberger

SVEA Finans AG

Ralph has a very extensive knowledge of search engine optimization and internet marketing.

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Fabian Franke

NEPATA Vertrieb GmbH

As the marketing manager of an international e-commerce company, I greatly appreciated the professional collaboration with Rheinwunder. I can highly recommend the wide range of expert knowledge and the resulting work.

Agenturmitarbeiter analysieren Daten
 Server-side tracking: Your solution for reliable insights without third-party cookies 

Precise data analysis – Secure, future-proof, and compliant with data protection regulations

Server-side tracking enables a privacy-friendly and future-proof analysis of your website data. Unlike traditional tracking, which relies on third-party cookies, server-side tracking processes the data on your own server and then transmits it to analytics and marketing platforms. This not only guarantees a better compliance with data protection regulations such as the GDPR, but also ensures that your data is captured reliably regardless of browser blockages. This way, you receive more precise and reliable insights that are not influenced by ad blockers or user cookie settings. Opt for server-side tracking to make your data analysis compliant with data protection laws and future-proof.

More about server-side tracking
 News from the Rheinwunder Blog 

On our blog: The latest trends in SEO, SEA or affiliate from Rheinwunder

 Individual strategies for more reach & revenue.  

Let's take your online marketing to the next level!

Every company is unique – and your online marketing strategy should be just as individual. As an experienced performance agency, we combine data-driven analysis with creative approaches to optimally position your brand in digital channels. Get a free consultation now!

4.9
Based on 33 reviews
Ein Mann in weißem Hemd lehnt an einer Wand, neben ihm das Rheinwunder Logo
Founder Ralph Grundmann 0228 243 313 53