April 3, 2025 Daniel Boehle Chief Financial Officer TTM Technologies, Inc. 200 East Sandpointe Suite 400 Santa Ana CA 92707 Re: TTM Technologies, Inc. Form 10-K for the year ended December 30, 2024 File No. 0-32185 Dear Daniel Boehle: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Office of Manufacturing