When stores like Christopher Hansen Ltd., Jonas Miller and Cello Music and Film Los Angeles are now only a page in Los Angeles audiophile history - GNP stands strong. GNP Audio Video, based in Pasadena, California has been around since 1977 is one of the most stable, traditional audio-video stores catering to the audiophiles and video enthusiasts in areas like Pasadena, San Marino and beyond.

GNP Audio Video has a robust product lineup including but not limited to Audio Research, Creek, Grado, Mark Levinson, Rotel, Pro-ject, Thule Audio, Sooloos, Lexicon, Projectiondesign, Sooloos and Ultralink.