LOS ANGELES AREA: San Fernando Valley
Santo's Italian Car Service
8816 Amigo Avenue
Northridge, CA 91324
Anthony Rimicci is very active on the board, and together with his brother and his dad are passionate Alfisti.
LOS ANGELES AREA: Culver City
3822 Clarington Avenue
Culver City, CA 90232
Uwe Backer is another passionate Alfisto (from I believe Sweden), who is also highly recommended.
There are others in the area, but I don't have personal experience with them.
1965 Alfa Romeo Giulia Sprint GT - Bluette
1967 Cadillac Eldorado - Grecian White
1978 Cadillac Fleetwood Brougham - Arizona Beige