JOINT FILING AGREEMENT

Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, each of the undersigned Reporting Persons hereby agrees to the joint filing, along with all other such Reporting Persons, on behalf of each of them of a statement on Schedule 13D (including amendments thereto) with respect to the Class A Common Stock of the Issuer, and that this Agreement be included as an Exhibit to such joint filing. This Agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.

IN WITNESS WHEREOF, each of the undersigned hereby executes this Agreement as of January 22, 2024.

GRUPO ARGOS S.A.
By:				/s/ Xxxxxx Xxxxxxxx
		Name: Xxxxxx Xxxxxxxx
		Title: Vice President
CEMENTOS ARGOS S.A.
By:				/s/ Xxxxxx Xxxxxxxxxxx
		Name: Xxxxxx Xxxxxxxxxxx
		Title: Vice President
ARGOS SEM, LLC
By:				/s/ Xxxxxxx Xxxxxx Xxxxx
		Name: Xxxxxxx Xxxxxx Xxxxx
		Title: President
XXXXX CEMENT INVESTMENTS INC.
By:				/s/ Xxxxxxx Xxxxxx Xxxxx
				Name: Xxxxxxx Xxxxxx Xxxxx
				Title: President