<SEC-DOCUMENT>0001981599-25-000055-index.html : 20250904
<SEC-HEADER>0001981599-25-000055.hdr.sgml : 20250904
<ACCEPTANCE-DATETIME>20250904164953
ACCESSION NUMBER:		0001981599-25-000055
CONFORMED SUBMISSION TYPE:	424B4
PUBLIC DOCUMENT COUNT:		8
FILED AS OF DATE:		20250904
DATE AS OF CHANGE:		20250904

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Centuri Holdings, Inc.
		CENTRAL INDEX KEY:			0001981599
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION & DISTRIBUTION [4923]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				931817741
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1228

	FILING VALUES:
		FORM TYPE:		424B4
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-287200
		FILM NUMBER:		251294052

	BUSINESS ADDRESS:	
		STREET 1:		19820 NORTH 7TH AVENUE SUITE 120
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85027
		BUSINESS PHONE:		(623) 582-1235

	MAIL ADDRESS:	
		STREET 1:		19820 NORTH 7TH AVENUE SUITE 120
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85027
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B4
<SEQUENCE>1
<FILENAME>centuriholdingsinc-septemb.htm
<DESCRIPTION>424B4
<TEXT>
Document 1 - file: centuriholdingsinc-septemb.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>centurilocationsmapq12025a.jpg
<TEXT>
Document 2 - file: centurilocationsmapq12025a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>centurilogo1a.jpg
<TEXT>
Document 3 - file: centurilogo1a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>centurilogoa.jpg
<TEXT>
Document 4 - file: centurilogoa.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>logoa.jpg
<TEXT>
Document 5 - file: logoa.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>prospectussupplement1ba.jpg
<TEXT>
Document 6 - file: prospectussupplement1ba.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>prospectussupplement4aa.jpg
<TEXT>
Document 7 - file: prospectussupplement4aa.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>screenshot2025-08x04074156a.jpg
<TEXT>
Document 8 - file: screenshot2025-08x04074156a.jpg

</DOCUMENT>
</SEC-DOCUMENT>