Heiko Tullney

Circularity at Airbus: How SecondLife Cuts Waste and Costs

24,000 Airbus employees trade unused industrial assets on a digital marketplace. How SecondLife saved 160 tons of waste and 1,600…

Circular Furniture: How Vitra Circle Scales Refurb via Dealers

Can decades-old furniture fuel a profitable circular business? Rolf Keller on Vitra's B2B buyback model: 90% paid, 60–90% CO2 saved,…