Exhibit 15.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form F-3 (No. 333-260390) and Form S-8 (Nos. 333-259849, 333-269250, 333-276520 and 333-285792) of Valens Semiconductor Ltd. of our report dated February 25, 2026 relating to the financial statements, which appears in this Form 20-F.

Kesselman & Kesselman, 146 Derech Menachem Begin St. Tel-Aviv 6492103, Israel,
P.O Box 7187 Tel-Aviv 6107120, Telephone: +972 -3- 7954555, Fax:+972 -3- 7954556, www.pwc.com/il