Last Updated: Nov 06, 2018 10:02AM PST

Note: You must cancel your reservation prior to June 21, 2019 to avoid a penalty of one night's room rate and tax. Please refer to your hotel confirmation email for the exact policy.

To cancel your reservation:
  • Visit the SEMICON/ES Design West Housing Website select "Modify Existing Reservation", and enter your confirmation number, email address, and zip/postal code. Once you arrive at the Reservations Details page, click “Cancel Reservation” in red. To confirm your cancellation, choose a cancellation reason and click “Cancel Reservation”.
  • You may call the SEMICON/ES Design West Housing Contact Center at 800.421.2499 (Toll Free U.S. & Canada) or at 1.415.979.2287 (all other countries) Monday – Friday, 9 am – 9 pm Eastern Time.
  • You may send us a message through the SEMICON/ES Design West Hotel Support Center.
  • You may fax your changes to 415.216.2536.