Martin Sign Company is a full-service custom signage and digital printing company based in San Francisco. Founded in 2012 by Martin Wall and Matt Cella, the company specializes in designing, manufacturing, and installing high-quality commercial signs for businesses of all sizes. Their services include LED channel letters, dimensional signage, storefront signs, window graphics, privacy films, wall coverings, ADA signs, wayfinding systems, banners, menu boards, and custom branding solutions.