<SEC-DOCUMENT>0001127602-17-007656-index.html : 20170222
<SEC-HEADER>0001127602-17-007656.hdr.sgml : 20170222
<ACCEPTANCE-DATETIME>20170222154550
ACCESSION NUMBER:		0001127602-17-007656
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20170221
FILED AS OF DATE:		20170222
DATE AS OF CHANGE:		20170222

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIRSTENERGY CORP
		CENTRAL INDEX KEY:			0001031296
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				341843785
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		76 SOUTH MAIN ST
		CITY:			AKRON
		STATE:			OH
		ZIP:			44308-1890
		BUSINESS PHONE:		330-761-7837

	MAIL ADDRESS:	
		STREET 1:		76 SOUTH MAIN ST
		CITY:			AKRON
		STATE:			OH
		ZIP:			44308-1890

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CAVALIER LYNNETTE M
		CENTRAL INDEX KEY:			0001202583

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-21011
		FILM NUMBER:		17628189
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
Document 1 - file: form4.html

Document 1 - RAW XML: form4.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>doc1.txt
<DESCRIPTION>POWER OF ATTORNEY (PUBLIC): POA
<TEXT>
Document 2 - file: doc1.txt

</DOCUMENT>
</SEC-DOCUMENT>