Gjenge Makers
Paving Bricks from Recycled Plastic and Sand (Kenya)
Nairobi, Kenya
Highlight
Turns plastic waste into paving bricks stronger than concrete, tackling waste and building materials at once.
Extended description
Gjenge Makers, founded in Nairobi by materials engineer Nzambi Matee, tackles plastic waste by turning it into building materials. Its machines mix plastic waste with sand to produce colourful, high-strength paving bricks reported to be tougher than concrete. Producing on the order of 1,500 bricks a day, the company diverts plastic from the environment, creates local jobs and supplies affordable, durable paving, showing circular-economy value in an African city.