<SEC-DOCUMENT>0001515156-25-000050-index.html : 20250421
<SEC-HEADER>0001515156-25-000050.hdr.sgml : 20250421
<ACCEPTANCE-DATETIME>20250421163330
ACCESSION NUMBER:		0001515156-25-000050
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20250421
DATE AS OF CHANGE:		20250421

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Arq, Inc.
		CENTRAL INDEX KEY:			0001515156
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS CHEMICAL PRODUCTS [2890]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		EIN:				275472457
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37822
		FILM NUMBER:		25853764

	BUSINESS ADDRESS:	
		STREET 1:		8051 E. MAPLEWOOD AVE., STE 210
		CITY:			GREENWOOD VILLAGE
		STATE:			CO
		ZIP:			80111
		BUSINESS PHONE:		720-598-3500

	MAIL ADDRESS:	
		STREET 1:		8051 E. MAPLEWOOD AVE., STE 210
		CITY:			GREENWOOD VILLAGE
		STATE:			CO
		ZIP:			80111

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Advanced Emissions Solutions, Inc.
		DATE OF NAME CHANGE:	20110311
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>arq-2025scheduledefa14axnoa.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: arq-2025scheduledefa14axnoa.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>arqinc_vxnaxp27294xp2703001.jpg
<TEXT>
Document 2 - file: arqinc_vxnaxp27294xp2703001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>arqinc_vxnaxp27294xp2703002.jpg
<TEXT>
Document 3 - file: arqinc_vxnaxp27294xp2703002.jpg

</DOCUMENT>
</SEC-DOCUMENT>