Spacial design and product design

  • Shadow installation at Helsinki City Museum

    “The Falkman’s courtyard will be filled by Willem Heeffer and Jussi Karjalainen’s light installation Around Helsinki, based on shadow theatre techniques. The installation features familiar and less familiar landmarks of Helsinki, including Hotel Torni, Merihaka, Linnanmäki, a kiosk and an old street lamp, alongside iconic urban transport vehicles ranging from an old tram to a […]

  • Eliel Saarinen Tribune tower at HAM

    Five Finnish museums join forces to celebrate Finland’s centennial year 2017 with a major joint exhibition. Modern Life!  It showcases the success story of Finnish architecture including the never built skyscraper designed for the Chicago Tribune tower competition by Eliel Saarinen, 1922 The scale model is 2.35 meters tall and used up over 40m2 material. […]

  • Type-house models for HAM

    The type-house models take part of the exhibition Modern Life at Ham. It showcases the success story of Finnish architecture and design. After the Second World War the standard system for house design took on great potency, with the creation of the so-called Rintamamiestalo house (literally: War-front soldier’s house). Basic timber constructed houses with rooms […]

  • Helsinki Mobile

    This mobile consists of 24 laser cut birch plywood landmarks in Helsinki. The landmarks of which mostly buildings are accurate representations of the reality with an incredible amount of detail. The mobile is very tactile and moves freely with the slightest current, impressive from whatever angle you look at it. Materials used are stainless steel […]

  • Merihaka bronze model

    Merihaka is a seashore residential area in central Helsinki, Finland consisting of large high-rise concrete housing blocks. We realised a way finding model in Bronze. A process which started with glueing together miniatures buildings in wood to the casting of a 110 kg bronze.   1300+ pieces in 0.6, 1.5 and 3 mm plywood   […]


Willem Heeffer is a Dutch designer based in Helsinki, Finland. He is active in the joint fields of interior design, product design and architecture.

His works include the Heinz Beanz can light and the up cycled washing machine drum lights. His lights are seen in Linnanmäki and in the Midhill diners from top chef Hans Välimäki. He published Dublin flats for the Irish architectural archive and is the project manager for Unbuilt Helsinki which has been exhibited at the Museum of Finnish Architecture. He also runs workshops at the Kulttuurisauna.

"I design spaces and objects from my desk and enjoy realizing the designs in the workshop. When I work I listen a lot to Dublin 98Fm as one of the great Irish traits is their ability to make fun of themselves and get on with it no matter what. I believe good design is mindful design. Ecology and ethics should form and integral part of this." Read more


Heinz Beanz chandelier

Upcycling industrial scale for Midhill diner

334 recycled cans are used for Top chef Hans Välimäki’s new American diner in Helsinki.  This is up cycling in industrial scale. After collection at the many committed restaurants and cleaning , these tins are transformed into fork and knife holders, bar lights, a floor to ceiling storage display and three Heinz Beanz chandeliers. The […]

Poster Unbuilt Helsinki MFA

“Unbuilt Helsinki” the process

Unbuilt Helsinki is an exhibition about the unbuilt city and its inhabitants curated by Åbäke & Nene Tsuboi with the archives of the Museum of Finnish Architecture. ‘Unbuilt Helsinki’ is not a critique of Helsinki as it is. This is an alternative present and future. A parallel city where ambitious and utopian visions are realized. […]

Unbuilt Helsinki

“UNBUILT HELSINKI” Museum of Finnish Architecture, Helsinki

I didn’t build a city. 1 1. I didn’t draw the roads. I didn’t paint any trees. I didn’t lay down pathways. Places for people to sit. Stare. Lust. Cry. I didn’t design their dreams. I didn’t set the horizon. I didn’t put in dogs, their snarls, needy panting, those hurled sticks, measures of obedience. […]