Offices and Directions

Directions to the California Office

Cemaphore Systems, Inc.

1875 South Grant Street, Suite 500
San Mateo, CA 94402
1–650–227–5400


From the San Francisco Airport:

  1. Take US-101 SOUTH to 92 WEST.
  2. Take the exit toward DELAWARE STREET.
  3. Take the CONCAR DRIVE ramp toward DELAWARE STREET.
  4. Turn SLIGHT RIGHT onto CONCAR DRIVE.
  5. Turn RIGHT onto S. GRANT ST.

Distance: 7 miles
Total Estimated Travel Time: 10 minutes


From the San Jose Airport:

  1. Proceed to the AIRPORT EXIT on AIRPORT PKY.
  2. Turn LEFT on GUADALUPE PKY/CA-87 NORTH.
  3. Take the US-101 NORTH ramp toward SAN FRANCISCO.
  4. Merge onto CA-92 WEST toward HALF MOON BAY.
  5. Take the exit toward DELAWARE STREET.
  6. Take the CONCAR DRIVE ramp toward DELAWARE STREET.
  7. Turn SLIGHT RIGHT onto CONCAR DRIVE.
  8. Turn RIGHT onto S. GRANT ST.

Distance: 26.31 miles
Total Estimated Travel Time: 27 minutes