1. Taco Bell Corp.
City: Irvine
Restaurant Locations: 6,446
2009 Revenue: $1.9 billion
2. Del Taco LLC
City: Lake Forest
Restaurant Locations: 518
2009 Revenue: $568 million
3. Real Mex Restaurants Inc.
Restaurants: El Torito, Acapulco, Chevys, Las Brisas
City: Cypress
Restaurant Locations: 224
2009 Revenue: $500.6 million
4. In-N-Out Burgers Inc.
City: Irvine
Restaurant Locations: 249
2009 Revenue: $465 million
5. BJ’s Restaurants Inc.
City: Huntington Beach
Restaurant Locations: 96
2009 Revenue: $426.7 million
6. Mimi’s Cafe
City: Irvine
Restaurant Locations: 145
2009 Revenue: $380 million
7. El Pollo Loco Inc.
City: Costa Mesa
Restaurant Locations: 412
2009 Revenue: $277.7 million
8. Johnny Rockets Restaurant Group Inc.
City: Lake Forest
Restaurant Locations: 285
2009 Revenue: $230 million
9. Claim Jumper Restaurants LLC
City: Irvine
Restaurant Locations: 46
2009 Revenue: $200 million
10. Fleming’s Prime Steakhouse and Wine Bar
City: Newport Beach
Restaurant Locations: 64
2009 Revenue: $200 million