Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:


Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

Sono / Office furniture system


Discipline: Product

Discipline: Product

Sono. Design: Justus Kolberg. Leadership requires directness. Open forms and closed elements create calmness and clarity simultaneously. The details add the flexibility needed to integrate technical equipment and provide a work-conducive environment. That’s how easy deciding can be.

Client / Manufacturer

Wilhelm Renz GmbH + Co. KG

Wilhelm Renz GmbH + Co. KG
Böblingen, Germany


Kolberg Design

Kolberg Design
Office for industrial design
Hamburg, Germany