The SES Hall is on the corner of Lafayette and Lewis. The parking lot is on Lewis, which is a one way street, and can't be accessed from Lafayette. If this lot is full, there is an additional parking lot (also at Lafayette and Lewis) across the street from the SES Hall. The entrance to the second parking lot is on Lafayette.

From 101
Take the De La Cruz Boulevard exit.
Bear right onto Lewis (left is Coleman).

Parking is on Lewis just before Lafayette.

From the north, De La Cruz can also be reached by taking Central Expressway, which ends at De La Cruz.

From 880
Take the Bascom Avenue North exit.
Bascom becomes Washington.
Washington becomes Lafayette.
Two blocks before El Camino, Turn right on Harrison.
Turn left on Alviso.
Turn left on Lewis.
Turn left into parking lot.

Alternative Route from 880 South
Take the Coleman exit. (Coleman is two exits past Bascom.)
Turn right onto Coleman.
Go past the airport and drive several blocks.
Just past Brokaw Rd, there is a fork in the road.
Take the left fork that says Santa Clara, and you are on Lewis.
SES is a couple of blocks down on your left (just before the stoplight).