<SEC-DOCUMENT>0001493152-24-052278-index.html : 20241227
<SEC-HEADER>0001493152-24-052278.hdr.sgml : 20241227
<ACCEPTANCE-DATETIME>20241227163025
ACCESSION NUMBER:		0001493152-24-052278
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20241217
FILED AS OF DATE:		20241227
DATE AS OF CHANGE:		20241227

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lindsay Goldberg V L.P.
		CENTRAL INDEX KEY:			0001743020
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42176
		FILM NUMBER:		241586018

	BUSINESS ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111
		BUSINESS PHONE:		(212) 651-1100

	MAIL ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LG Co-Inv. A L.P.
		CENTRAL INDEX KEY:			0002037394
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42176
		FILM NUMBER:		241586019

	BUSINESS ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111
		BUSINESS PHONE:		(212) 651-1100

	MAIL ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lindsay Goldberg Employee Co-Inv. IV L.P.
		CENTRAL INDEX KEY:			0002037350
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42176
		FILM NUMBER:		241586020

	BUSINESS ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111
		BUSINESS PHONE:		(212) 651-1148

	MAIL ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LG Amentum Holdings LP
		CENTRAL INDEX KEY:			0002037445
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42176
		FILM NUMBER:		241586015

	BUSINESS ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111
		BUSINESS PHONE:		(212) 651-1100

	MAIL ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lindsay Goldberg Maverick Co-Inv. L.P.
		CENTRAL INDEX KEY:			0002037408
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42176
		FILM NUMBER:		241586017

	BUSINESS ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111
		BUSINESS PHONE:		(212) 651-1100

	MAIL ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LG Amentum Holdings GP LLC
		CENTRAL INDEX KEY:			0002037417
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42176
		FILM NUMBER:		241586016

	BUSINESS ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111
		BUSINESS PHONE:		(212) 651-1100

	MAIL ADDRESS:	
		STREET 1:		C/O LINDSAY GOLDBERG LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Amentum Holdings, Inc.
		CENTRAL INDEX KEY:			0002011286
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		ORGANIZATION NAME:           	07 Trade & Services
		IRS NUMBER:				990622272
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0927

	BUSINESS ADDRESS:	
		STREET 1:		600 WILLIAM NORTHERN BLVD
		CITY:			TULLAHOMA
		STATE:			TN
		ZIP:			37388
		BUSINESS PHONE:		2149208175

	MAIL ADDRESS:	
		STREET 1:		600 WILLIAM NORTHERN BLVD
		CITY:			TULLAHOMA
		STATE:			TN
		ZIP:			37388

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Amazon Holdco Inc.
		DATE OF NAME CHANGE:	20240208
</SEC-HEADER>
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<SEQUENCE>1
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Document 1 - file: ownership.html

Document 1 - RAW XML: ownership.xml

</DOCUMENT>
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