Last Updated: Nov 06, 2018 10:01AM PST

You may make changes to your reservation using one of the below methods. Changes must be made prior to June 21, 2019 or a penalty of one night's room rate and tax applies. See your hotel confirmation email for your hotel's policy.
  • 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 Reservation Details page, select "Change Reservation" in light blue.  You will arrive back at the hotel selection screen where you will have the option to change your arrival and departure dates or your hotel selection, based on availability.
  • You may call the SEMICON/ES Design West Housing Contact Center at 1.800.421.2499 (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 Housing Contact Center.
  • You may fax your changes to 1.415.216.2536.