websites on desktop computer, iPhone and iPad websites created by web design agency G-Design in Paris

User-friendly websites
 on all devices

A custom website
 matching your needs

How can we help you ?


A successful user experience is based on a collaborative process. Together we define a web strategy that meets both business requirements and user expectations.


By sketching out the information architecture, exploring visual design and developing interactive prototypes, we ensure your website looks great and functions perfectly.


For each project, we develop a solution tailored to your specific needs. By using the latest web technologies we make sure to optimize your website for all devices.

Recent work

Web design assisting the medical world


An online application that assists doctors in the appropriate prescribing of antibiotics.


  • do the necessary research to improve a successful website : an expert review and usability testing
  • define an intuitive interface by making wireframes and mockups
  • design a responsive website that enables web page layouts to adapt to a variety of screen sizes
  • develop a custom content management system with the latest technologies
  • measure the impact of the improvements by using analytics, monitoring tools and usability tests

What our clients are saying

« Receptive and responsive, Gunther offers creative and professional solutions. »

— Diane Claisse-Brouxel, Le Forum.

From the blog

The impact of responsive web design on your business Statistics on mobile usage and the impact of responsive web design on e-commerce websites.

The importance of a fast loading website Page load time is a major element of the users' experience and can change your search engine rankings.

UX Design : how to improve your website’s usability The necessary research allowed me to discover the possible improvements I could make to the existing website.