From  Los Angeles:
101 HWY, exit Rice Ave, Go west on Rice and turn right on Gonzales, turn left on Solar Dr., Solar Plaza Building on right side

From  Ventura:
101 HWY, exit Rose Ave, Go west on Rose and turn left on Gonzales, turn right on Solar Dr., Solar Plaza Building on right side

Bus line #15 goes between Solar Drive and Esplanade Drive
(every 40 minute)