<SEC-DOCUMENT>0001140361-21-011617-index.html : 20210405
<SEC-HEADER>0001140361-21-011617.hdr.sgml : 20210405
<ACCEPTANCE-DATETIME>20210405165820
ACCESSION NUMBER:		0001140361-21-011617
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20210401
FILED AS OF DATE:		20210405
DATE AS OF CHANGE:		20210405

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Platinum Equity Investment Holdings, LLC
		CENTRAL INDEX KEY:			0001634372
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38186
		FILM NUMBER:		21806224

	BUSINESS ADDRESS:	
		STREET 1:		C/O PLATINUM EQUITY
		STREET 2:		360 NORTH CRESCENT DRIVE
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90210
		BUSINESS PHONE:		310 712 1195

	MAIL ADDRESS:	
		STREET 1:		C/O PLATINUM EQUITY
		STREET 2:		360 NORTH CRESCENT DRIVE
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Platinum Equity Capital Partners V, L.P.
		CENTRAL INDEX KEY:			0001778958
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38186
		FILM NUMBER:		21806232

	BUSINESS ADDRESS:	
		STREET 1:		360 NORTH CRESCENT DRIVE
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90210
		BUSINESS PHONE:		310-712-1850

	MAIL ADDRESS:	
		STREET 1:		360 NORTH CRESCENT DRIVE
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Platinum Equity Investment Holdings IC (Cayman), LLC
		CENTRAL INDEX KEY:			0001756330
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38186
		FILM NUMBER:		21806225

	BUSINESS ADDRESS:	
		STREET 1:		C/O PLATINUM EQUITY ADVISORS, LLC
		STREET 2:		360 NORTH CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90210
		BUSINESS PHONE:		3107121850

	MAIL ADDRESS:	
		STREET 1:		C/O PLATINUM EQUITY ADVISORS, LLC
		STREET 2:		360 NORTH CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Platinum Equity InvestCo, L.P.
		CENTRAL INDEX KEY:			0001756331
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38186
		FILM NUMBER:		21806227

	BUSINESS ADDRESS:	
		STREET 1:		C/O PLATINUM EQUITY ADVISORS, LLC
		STREET 2:		360 NORTH CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90210
		BUSINESS PHONE:		3107121850

	MAIL ADDRESS:	
		STREET 1:		C/O PLATINUM EQUITY ADVISORS, LLC
		STREET 2:		360 NORTH CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			90210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Platinum InvestCo (Cayman), LLC
		CENTRAL INDEX KEY:			0001766567
		STATE OF INCORPORATION:			CA

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38186
		FILM NUMBER:		21806226

	BUSINESS ADDRESS:	
		STREET 1:		C/O WALKERS CORPORATE LIMITED
		STREET 2:		27 HOSPITAL ROAD
		CITY:			GRAND CAYMAN
		STATE:			E9
		ZIP:			KY1-9008
		BUSINESS PHONE:		3102289712

	MAIL ADDRESS:	
		STREET 1:		C/O WALKERS CORPORATE LIMITED
		STREET 2:		27 HOSPITAL ROAD
		CITY:			GRAND CAYMAN
		STATE:			E9
		ZIP:			KY1-9008

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PE One Source Holdings, LLC
		CENTRAL INDEX KEY:			0001855018
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38186
		FILM NUMBER:		21806233

	BUSINESS ADDRESS:	
		STREET 1:		360 N. CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			09210
		BUSINESS PHONE:		3107121850

	MAIL ADDRESS:	
		STREET 1:		360 N. CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			09210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Platinum Equity Partners V, LLC
		CENTRAL INDEX KEY:			0001854827
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38186
		FILM NUMBER:		21806230

	BUSINESS ADDRESS:	
		STREET 1:		360 N. CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			09210
		BUSINESS PHONE:		3107121850

	MAIL ADDRESS:	
		STREET 1:		360 N. CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			09210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Platinum Equity Investment Holdings V, LLC
		CENTRAL INDEX KEY:			0001854932
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38186
		FILM NUMBER:		21806229

	BUSINESS ADDRESS:	
		STREET 1:		360 N. CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			09210
		BUSINESS PHONE:		3107121850

	MAIL ADDRESS:	
		STREET 1:		360 N. CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			09210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Platinum Equity Partners V, L.P.
		CENTRAL INDEX KEY:			0001854950
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38186
		FILM NUMBER:		21806231

	BUSINESS ADDRESS:	
		STREET 1:		360 N. CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			09210
		BUSINESS PHONE:		3107121850

	MAIL ADDRESS:	
		STREET 1:		360 N. CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			09210

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Platinum Equity Investment Holdings V Manager, LLC
		CENTRAL INDEX KEY:			0001854967
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38186
		FILM NUMBER:		21806228

	BUSINESS ADDRESS:	
		STREET 1:		360 N. CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			09210
		BUSINESS PHONE:		3107121850

	MAIL ADDRESS:	
		STREET 1:		360 N. CRESCENT DRIVE, SOUTH BUILDING
		CITY:			BEVERLY HILLS
		STATE:			CA
		ZIP:			09210

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Custom Truck One Source, Inc.
		CENTRAL INDEX KEY:			0001709682
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-EQUIPMENT RENTAL & LEASING, NEC [7359]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		7701 INDEPENDENCE AVENUE
		CITY:			KANSAS CITY
		STATE:			MO
		ZIP:			64125
		BUSINESS PHONE:		(816) 241-4888

	MAIL ADDRESS:	
		STREET 1:		7701 INDEPENDENCE AVENUE
		CITY:			KANSAS CITY
		STATE:			MO
		ZIP:			64125

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NESCO HOLDINGS, INC.
		DATE OF NAME CHANGE:	20190730

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Capitol Investment Corp. IV
		DATE OF NAME CHANGE:	20170619
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: form4.html

Document 1 - RAW XML: form4.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>brhc10022789_ex99-1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: brhc10022789_ex99-1.htm

</DOCUMENT>
</SEC-DOCUMENT>