Cass Art is a UK-based art supply retailer that was founded in London in 1993. The company operates a number of retail stores across the UK as well as an online store. Cass Art sells a wide range of art supplies, including paints, canvases, papers, pens and markers, drawing materials, and sculpture supplies. In addition to its retail operations, Cass Art also offers workshops, demonstrations, and other events for artists. The company's mission is to make art accessible and affordable for everyone, and it works closely with artists and art organisations to support the art community.