Marine Products (MPX) 10-K 2021 FY Annual report

Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We have issued our reports dated February 28, 2022, with respect to the consolidated financial statements

and internal control over financial reporting included in the Annual Report of Marine Products Corporation

on Form 10-K for the year ended December 31, 2021. We consent to the incorporation by reference of said

reports in the Registration Statements of Marine Products Corporation on Forms S-8 (File No. 333-59886;

File No. 333-117837; and File No. 333-195425) and Form S-3 (File No. 333-257365).

/s/ GRANT THORNTON LLP

Atlanta, Georgia

February 28, 2022