Directions Our address is 1001 Marshall Street, 4th Floor, Suite 431, Redwood City, CA 94063. We are close to Highway 101. You can exit Highway 101 at Whipple Ave. or Woodside Road exits.There is a five-story parking garage behind our building at 631 Walnut Street. The garage is between Marshall St. and Bradford St. The entrance to our building faces the parking garage. When visiting us, set your GPS directions to 631 Walnut Street, Redwood City. We validate parking.