<SEC-DOCUMENT>0001564590-21-045222-index.html : 20210820
<SEC-HEADER>0001564590-21-045222.hdr.sgml : 20210820
<ACCEPTANCE-DATETIME>20210819200556
ACCESSION NUMBER:		0001564590-21-045222
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210630
FILED AS OF DATE:		20210820
DATE AS OF CHANGE:		20210819

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Atlas Corp.
		CENTRAL INDEX KEY:			0001794846
		STANDARD INDUSTRIAL CLASSIFICATION:	DEEP SEA FOREIGN TRANSPORTATION OF FREIGHT [4412]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			1T
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39237
		FILM NUMBER:		211191450

	BUSINESS ADDRESS:	
		STREET 1:		2600-200 GRANVILLE STREET
		CITY:			VANCOUVER
		STATE:			A1
		ZIP:			V6C 1S4
		BUSINESS PHONE:		604-638-2575

	MAIL ADDRESS:	
		STREET 1:		2600-200 GRANVILLE STREET
		CITY:			VANCOUVER
		STATE:			A1
		ZIP:			V6C 1S4
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>atco-6k_20210630.htm
<DESCRIPTION>6-K
<TEXT>
Document 1 - file: atco-6k_20210630.htm

</DOCUMENT>
</SEC-DOCUMENT>