Livermore, CA — December 2, 2005 — FormFactor, Inc. (Nasdaq: FORM) is pleased to announce its participation in the Lehman Brothers 2005 Global Technology Conference on December 8, 2005. The company’s Chief Financial Officer, Mr. Ronald C. Foster, will make a presentation to the financial community at 9:30 a.m. Pacific Standard Time. The public is invited to listen to a live webcast of FormFactor’s presentation on the Investors’ section of the Company’s website at www.formfactor.com. A replay of the webcast will also be available approximately two hours following the conclusion of the presentation at www.formfactor.com.