Anthem Branding | Promotional Products & Branding Agency | 3,994 followers on LinkedIn. As a branding agency, we specialize in custom promotional products, premium apparel & quality branding & design. | Anthem Branding is a creative agency based in Boulder, Colorado that specializes in promotional products, custom merchandise, branding, and design. Since 2006, we have been focused on the role of touch in brand interaction, believing that the strength of a brand lies not only in its appearance but also in how it feels. Our values revolve around creativity, collaboration, evolution, excellence, character, trust, community, and adventure.