Which restaurant focuses more on just pizza, Valentino's and Imo's Pizza?
Imo's Pizza Imo's Pizza is a U.S. chain of pizza restaurants based in the greater St. Louis, Missouri area. It is headquartered in St. Louis, Missouri.
California Pizza Kitchen California Pizza Kitchen, known within the food industry as CPK, is a polished casual dining restaurant chain that specializes in California-style pizza. The restaurant was started in 1985 by attorneys Rick Rosenfield and Larry Flax in Beverly Hills, California, United States.