| Company | Category | Area | Address | Web | E-mail | Contact person |
| OPERA SAN JOSE | Theatrical Producer | California | 2149 PARAGON DR, SAN JOSE, Santa Clara, California, 95131-1312, USA |
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LINDA OSBORNE |
| OPERA SAN JOSE INC | Theatrical Producers/services | California | 2149 PARAGON DR, SAN JOSE, Santa Clara, California, 95131-1312, USA |
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Irene Dalis |
| OPERA SHOP OF LOS ANGELES | Gift Shop | California | 8340 ROSEWOOD AVE, LOS ANGELES, Los Angeles, California, 90048-2636, USA |
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LARRY RAPPAPORT |
| OPERA STUDIO OF SAN FRANCISCO | Music Instruction-Vocal | California | 1931 DIAMOND ST, SAN FRANCISCO, San Francisco, California, 94131-2268, USA |
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| OPERA STUDIO OF SAN FRANCISCO | Music, Drama Schools | California | 1931 DIAMOND ST APT 3, SAN FRANCISCO, San Francisco, California, 94131-2266, USA |
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