Welcome to SEMI


Please enter your username and password to log into SEMI.org. If you do not have a profile create one now. Be sure to use your company e-mail address when you create or update your profile. SEMI determines your membership status automatically by using your company email address.
User ID:
* Important Update (June 26, 2010): SEMI has implemented new Login and Password functionality on semi.org that required resetting of all passwords. Please use the forgot password link to retrieve your new password. It is highly recommended that you change this after you login by updating your profile.