Brussels | Since 2003

40A Rue des Vétérinaires, 1070 Brussels, Belgium
Phone +32 (0)2 611 29 17
Fax +32 (0)2 537 39 80


Product designers
Sylvain Willenz, Designer

Born in Brussels in 1978, Sylvain Willenz has lived consecutively in the US, Belgium and in the UK. Sylvain studied MA Design Products at the Royal College of Art in London, graduating in 2003. In 2004, Sylvain opened his Design Office, based in Brussels. 
In 2009, leading press and institutions (The Vif / Knack WE Magazines, The Interieur Foundation, The Design Museum Gent and the Museum of Grand-Hornu Images) nominated Sylvain as Belgian Designer of the Year.
Running the office full-time, Sylvain also regularly takes part in education, participating in graduation jurys or leading workshops. Sylvain has worked with ECAL (CH), ESAPV (BE), ENSAV La Cambre (BE), KHM (BE) , VITRA Summer Workshop (DE), amongst others. Sylvain also regularly gives conferences about his practice.


Established in 2004, SWDO is an industrial design office based in Brussels. With an approach to design characterised by a clear inquisitiveness for products, industry and processes. Sylvain Willenz and his team, work on various projects ranging from lighting to products, IT electronics and furniture.
SWDO works internationally with renowned clients such as Cappellini, (IT), Established & Sons (UK), Freecom (NL/DE), Hay (DK), Tamawa (BE), Karimoku New Standard (JP) amongst others.
Works by SWDO have been granted some of the most highly considered awards including several iF Awards and Red Dot "Best of the Best" Awards in Product Design. In 2009, the Torch light series were nominated Best in Lighting and Overall Best Product of the Year at the UK Grand Designs Awards. Several works have been acquired by international museums, integrating their permanent collections and archives. In 2009, Sylvain was nominated Belgian Designer of the Year.
SWDO is a team of 4, comprising Sylvain Willenz head of Design, 1 Office administrator and 2 Design Assistants.


Valuing most and for all a good understanding of the producer's or manufacturer's needs and an enriching relationship, the services provided by the office are characterised by a simple and relevant design approach which endeavours in always offering innovative and strong solutions.
SWDO aims at developing commercial and successful collaborations with global leading partners.


WALLPAPER Award for Best Accessory 2013 (BLOCKS for Victor Hunt)
Red Dot Best of the Best Product Design Award 2011 (Freecom Mobile Drive CLS)
Nomination for the Brit Design Awards / Designs of the Year 2011 / Design Museum London (Freecom Mobile Drive CLS)
iF Product Design Award 2011 (Freecom Mobile Drive CLS)
Henry van de Velde Label (Freecom Mobile Drive CLS)
Nomination for the Smart Urban Stage / Future Mind Award, by SMART, Daimler-Chrysler (Freecom Mobile Drive xxs)
Henry van de Velde Label (Freecom Mobile Drive xxs)
Belgian Designer of the Year 2009
UK Grand Designs Award Product of the Year (Torch Light Series)
UK Grand Designs Award for Best Lighting Design 2009. (Torch Light Series)
Elle Decoration International Design Awards 2009 for lighting (Torch Light Series)
Red Dot Best of the Best Product Design Award 2009 (Freecom Mobile Drive xxs)
iF Product Design Award 2009 (Freecom Mobile Drive xxs)
Henry van de Velde Label (Torch Series)
Henry van de Velde Label (InnerTube)
Henry van de Velde Label (Stuff)
Most Promising Designer, DesignBrussels Fair
First prize from Interieur, Interieur 02 Design for Europe (Dr.B)
First prize BSI British Standards Institution Awards
First prize RSA (UK) Royal Society of Arts Student Design

Work fields

Our office works on various projects ranging from lighting and furniture to product and consumer goods or electronics. We have developed successful collaborations and bestselling items both in high and medium range volume productions.
Sylvain occasionally also carries out more personal projects for the limited edition and production work-field, in collaboration with design galleries.