Matter

Matter is a cleantech company based in Bristol, United Kingdom, developing self-cleaning filtration technology that captures microplastics before they reach rivers, oceans, and water supplies. Its technical work spans filtration technology, microplastics capture, environmental engineering, and materials science. The company employs engineers, scientists, and innovators, and states a focus on commercially viable solutions intended to transform the industries responsible for microplastic emissions.

Its principal product is Regen.®, a self-cleaning filtration technology designed for integration into home appliances and industrial systems. According to the company, Regen.® captures up to 97% of microfibres shed during washing cycles. The underlying problem is large in scale: millions of tons of microplastics enter waterways each year.

Matter works with major appliance manufacturers, including BSH/Bosch, as well as textile manufacturers. Its technology is aimed at sectors including home appliances, laundry, textile manufacturing, industrial washing systems, and water treatment. The company describes itself as committed to sustainable design and the circular economy, and it is a Certified B Corporation and an Earthshot Prize 2025 Finalist.