Since 1999 we believe in challenging the status quo

to ensure a full-fledged web and mobile experience to desktop, tablet and mobile users.

Sevenval Technologies Gmbh

Good to know. Here are some facts and figures about Sevenval for a quick overview:
years of experience

Our offices


Life bustles around the cathedral. People from Cologne are considered particularly cheerful and welcoming. Of course, this also applies to employees at our office located close to the main train station.


Creative culture, charismatic chaos. Despite its size, Berlin is a network of villages. Everyone loves their own 'hood' - just as we love our new home in Kreuzberg.

Our Clients

We want to thank you for your long-standing commitment and confidence in our work. The following clients represent a small selection of thousands of successfully executed projects.


Jan Webering


Jan Webering is the founder and CEO of our company, which he has built into a one-stop shop for international corporations and their challenging web projects in just 12 years. Thanks to his experience as an entrepreneur, he has always kept one eye on our clients' return on investment, ensuring that Sevenval's products and services are profitable for all our customers.

Thorsten May


Thorsten May is a Senior Manager at Sevenval. As COO, he is responsible for the day-to-day operations within the company. Throughout his stay at Sevenval, Thorsten has been a part of more than 2000 mobile and responsive projects. He has succeeded in taking on technically complex web projects and transforming the challenges into high-quality, sustainable, and cost-efficient solutions for our clients.

Roland Guelle


Roland Guelle is Sevenval's technical visionary and CTO. He heads our Technology and Development Division and is responsible for R&D and operations. His curiosity and passion for the web have allowed Sevenval's products to answer tomorrow's demands today.

Sascha Langfus

Managing Director

Sascha Langfus is the lead manager of the consulting unit. He is the first point of contact for content, conceptional, and technical development in responsive web projects. The technology-independent consulting unit focusses on the user requirements, business objectives and technology landscape.