Frank Romero often worked and collaborated with artists Carlos Almaraz, Gilbert Lujan and Roberto de la Rocha, who together, where known as the Los Four. Los Four was incredibly influential to the imagining of Chicano art over the next decade. His work has been featured in the U.S, Mexico, Japan and Europe. (Robin K. Dunitz, Street Gallery, Guide to over 1000 Los Angeles Murals)
