Where We Are

Law Office of Jillisa L. O’Brien, P.C.
5 Corporate Park, Suite 260
Irvine, California 92606-5196
Phone (949) 596-7110
Fax (949) 861-9984

Law Office of Jillisa L. O’Brien, P.C.
1336 Oak Avenue, Suite C
St. Helena, CA 94574
Phone (949) 596-7106
Fax (949) 861-9984

Law Office of Jillisa L. O’Brien, P.C.
29829 Santa Margarita Pkwy, Suite 100
Rancho Santa Margarita, CA 92688
Phone (949) 596-7104
Fax (949) 861-9984