<SEC-DOCUMENT>0001127602-22-015733.txt : 20220526
<SEC-HEADER>0001127602-22-015733.hdr.sgml : 20220526
<ACCEPTANCE-DATETIME>20220526132219
ACCESSION NUMBER:		0001127602-22-015733
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20220517
FILED AS OF DATE:		20220526
DATE AS OF CHANGE:		20220526

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Croom Jana T
		CENTRAL INDEX KEY:			0001840657

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-21011
		FILM NUMBER:		22967770

	MAIL ADDRESS:	
		STREET 1:		1205 KIMBALL BLVD.
		CITY:			JASPER
		STATE:			IN
		ZIP:			47546

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
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>form3.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2022-05-17</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001031296</issuerCik>
        <issuerName>FIRSTENERGY CORP</issuerName>
        <issuerTradingSymbol>FE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001840657</rptOwnerCik>
            <rptOwnerName>Croom Jana T</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>76 S MAIN STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>AKRON</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44308</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <remarks>Exhibit 24: Power of Attorney (attached)</remarks>

    <ownerSignature>
        <signatureName>/s/ Daniel M. Dunlap, attorney-in-fact</signatureName>
        <signatureDate>2022-05-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>doc1.txt
<DESCRIPTION>POWER OF ATTORNEY (PUBLIC):
<TEXT>
POWER OF ATTORNEY
Know all persons by these present that the undersigned
hereby constitutes and appoints each of Mary M. Swann
and Daniel M. Dunlap the undersigned's true and lawful
attorney-in-fact to:

(1) execute for and on behalf of the undersigned,
in the undersigned's capacity as an officer, employee
and/or director of FirstEnergy Corp. and/or any of its
subsidiaries and affiliates (referred to as the
?Company?), as applicable, Forms 3, 4 and 5 in accordance
with Section 16(a) of the Securities Exchange Act of
1934, as amended (?Section 16?) and Form 144 (?Form 144?)
pursuant to Rule 144 under the Securities Act of 1933
(?Rule 144?) and the rules thereunder;

(2) do and perform any and all acts for and on behalf of
the undersigned that may be necessary or desirable to
complete and execute any such Forms 3, 4, 5 or 144 and
file such form with the United States Securities and Exchange
Commission and any stock exchange or similar authority; and

(3) take any other action of any type whatsoever in connection
with the foregoing which, in theopinion of such attorney-in-fact,
may be of benefit to, in the best interest of, or legally required
by the undersigned; it being understood that the documents executed
by such attorney-in-fact on behalf of the undersigned pursuant to
this Power of Attorney shall be in such form and shall contain
such terms and conditions as such attorney-in-fact may approve
in such attorney-in-fact's reasonable discretion.

The undersigned hereby grants to each such attorney-in-fact full
power and authority to do and perform any and every act and thing
whatsoever requisite, necessary, or proper to be done in the
exercise of any of the rights and powers herein granted, as
fully to all intents and purposes as the undersigned might or
could do if personally present, with full power of substitution
or revocation, hereby ratifying and confirming all that such
attorney-in-fact shall lawfully do or cause to be done by
virtue of this power of attorney and the rights and powers
herein granted.

The undersigned acknowledges that the foregoing
attorneys-in-fact, in serving in such capacity at the
request of the undersigned, are not assuming, nor is the
Company assuming, any of the undersigned'sresponsibilities
to comply with Section 16 or Rule 144.

This Power of Attorney shall remain in full force and
effect until the undersigned is no longerrequired to file
Forms 3, 4, 5 and 144 with respect to the undersigned's
holdings of and transactions in securities issued by the
Company, unless earlier revoked by the undersigned in a
signed writing delivered to the foregoing attorneys-in-fact.
Additionally, this Power of Attorney revokes any and
all previous Power of Attorney forms for this same purpose
which was entered into by the undersigned.

This Power of Attorney shall be governed by and construed
in accordance with the law of the State of Ohio, regardless
of the law that might be applied under principles of conflict
of laws. The undersigned has caused this Power of Attorney to be
executed as of this 18th day of May,
2022.

/s/Jana T. Croom

State of Ohio )
) ss:
County of Franklin)
The foregoing Power of Attorney was acknowledged before me this 18th
day of May,2022, by Jana T. Croom.

/s/ Muhammad Ahmed

        Muhammed Ahmed, Notary Public
          State Wide Jurisdiction, Ohio
My Commission Expires March 2, 2027
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
