EXHIBIT 15

 

ACCOUNTANTS' ACKNOWLEDGEMENT

 

 

May 1, 2026

 

Minerals Technologies Inc.

New York, New York

 

 

Re: Registration Statement Nos. 333-160002, 33-59080, 333-62739, 333-138245, 333-206244, 333-249761, and 333-282854

 

With respect to the subject registration statements, we acknowledge our awareness of the use therein of our report dated May 1, 2026 related to our review of interim financial information.

 

Pursuant to Rule 436 under the Securities Act of 1933 (the Act), such report is not considered part of a registration statement prepared or certified by an independent registered public accounting firm, or a report prepared or certified by an independent registered public accounting firm within the meaning of Sections 7 and 11 of the Act.

 

/s/ KPMG LLP

 

New York, New York