About us

We are a development studio based in Zürich, Switzerland. We’ve been working on implementing web solutions for our clients and strive to deliver exceptional service on time and on budget.

For a better Internet, we put a lot of emphasis on user experience and our goal is to deliver easy-to-use websites and applications for you and your users. Also we believe that applications can be smarter by understanding the way it is used, in order to adapt to your business and your users.

If you are looking for a partner for your next project, don’t hesitate to get in touch to discuss further, we look forward to hearing from you.

About us


Here is a short overview of what we can do, don't hesitate to contact us if you need more information.

Web development

We create web applications and websites for you and your clients. From a CMS solution to a full application, we can help you implement the perfect solution to engage your customers and visitors.

All our developments are made compatible with the most used devices, included mobiles and tablets.

Our CMS are tailored to your needs and can easily be administrated without having to learn a complex system. This means less frustration for you and more up-to-date content for your users.

Data Science

Using the latest technologies in the fields of Data Science and Machine Learning, we can help you visualise and make good use of your data.

Machine Learning is a field in Artificial Intelligence aimed at discovering patterns and behaviours among large datasets. This can be used for many purposes on any websites, from improved search results, smarter recommender systems, anomalies detection, etc..

Contact us if you would like to discuss how to improve your application.


We work with many different technologies, our goal is to be able to use and implement your requirements using the technology that is the most fit for your problem.

We can help you with your architecture, or solving technological problems for your projects.

Our current technology toolbelt includes : Python, R, Javascript, PHP, Django, AngularJS, D3js, Yii, Drupal, SASS, Grunt, Git, Linux/UNIX, PostgreSQL, MySQL, Vim, and more.


From requirement engineering to project management, we make sure your project doesn't fail.

We implement processes and reviews to ensure the quality of our code. Automatic testing and continuous integration are a full part of our workflow.

We are also certified in areas like Requirement Engineering (IREB), IT Infrastructure (ITIL), UML and more.

Contact us

You can use the form below to get in touch, and include your contact information so that we can get back to you. If you prefer, our email is contact@51stfloor.com

Contact us


Visit us

Our offices are located in the Basislager complex in Zürich.

Container 80.17
Aargauerstrasse 80
8048 Zürich

Tram line 4 - Station Würzgraben

+41 79 396 45 86

51st Floor GmbH
Feldstrasse 61
8004 Zürich