Mathias Ruø Rasmussen (DK) has 10 years of experience in developing building materials from waste.

He was previously employed at Lendager Group, where he played a key role in projects such as Ressourcerækkerne, Upcycle Studios in Ørestad, and TRÆ in Aarhus—iconic examples of upcycling and circular economy in architecture. He is co-founder of a:gain, a supplier of circular and industrially upcycled products for the construction industry. Mathias holds a degree in Building Design from DTU and later completed his architectural studies at Aarhus School of Architecture.