<SEC-DOCUMENT>0000066756-20-000037-index.html : 20200414
<SEC-HEADER>0000066756-20-000037.hdr.sgml : 20200414
<ACCEPTANCE-DATETIME>20200413183326
ACCESSION NUMBER:		0000066756-20-000037
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20200414
DATE AS OF CHANGE:		20200413
EFFECTIVENESS DATE:		20200414

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ALLETE INC
		CENTRAL INDEX KEY:			0000066756
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				410418150
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03548
		FILM NUMBER:		20789609

	BUSINESS ADDRESS:	
		STREET 1:		30 W SUPERIOR ST
		CITY:			DULUTH
		STATE:			MN
		ZIP:			55802-2093
		BUSINESS PHONE:		2182795000

	MAIL ADDRESS:	
		STREET 1:		30 W SUPERIOR STREET
		CITY:			DULUTH
		STATE:			MN
		ZIP:			55802-2093

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ALLETE
		DATE OF NAME CHANGE:	20000901

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MINNESOTA POWER INC
		DATE OF NAME CHANGE:	19980603

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MINNESOTA POWER & LIGHT CO
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>a2020defa14aadditionaldefi.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: a2020defa14aadditionaldefi.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>alletelogoa05.jpg
<TEXT>
Document 2 - file: alletelogoa05.jpg

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

</DOCUMENT>
</SEC-DOCUMENT>