Substrakt is a digital agency that partners with cultural organizations worldwide to create meaningful digital experiences. They offer a range of services and products, including Viadukt, an online ticketing platform, and Showcase, a streaming platform for digital content. Substrakt's work includes projects for the National Theatre, Science Museum Group, and the Henry Moore Foundation. The company focuses on enhancing digital engagement for audiences through custom solutions and intuitive tools like Quick Donate for online fundraising.