SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* Mizell Gwendolyn G (Last) (First) (Middle) 3556 LAKE SHORE ROAD P.O. BOX 2028 (Street) BUFFALO NY 14219-0228 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 02/24/2021	3. Issuer Name and Ticker or Trading Symbol GIBRALTAR INDUSTRIES, INC. [ ROCK ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below)	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	/s/ Jeffrey J. Watorek, Attorney-in-Fact for Gwendolyn G. Mizell	03/08/2021
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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GWENDOLYN G. MIZELL
LIMITED POWER OF ATTORNEY FOR SECTION 16 REPORTING OBLIGATIONS


Know all by these presents, that the undersigned hereby makes, constitutes
and appoints each of Jeffrey J. Watorek and Lori A. Rizzo, each acting
individually, as the undersigned's true and lawful attorney-in-fact, with
full power and authority as hereinafter described on behalf  of and in
the name, place and stead of the undersigned to:

       (1)	prepare, execute, acknowledge, deliver and file Forms 3, 4, and 5
 (including any amendments thereto) with respect to the securities of Gibraltar
Industries, Inc., a  Delaware corporation (the "Company"), with the United
States Securities and Exchange Commission, any national securities exchanges
and the Company, as considered necessary or advisable  under Section 16(a) of
the Securities Exchange Act of 1934 and the rules and regulations promulgated
thereunder, as amended from time to time (the "Exchange Act");

       (2)	seek or obtain, as the undersigned's representative and on the
undersigned's behalf, information on transactions in the Company's securities
from any third party, including brokers, employee benefit plan administrators
and trustees, and the undersigned hereby authorizes any such person to release
any such information to each of the undersigned's attorneys-in-fact appointed
by this Power of Attorney and approves and ratifies any such release of
information; and

       (3)	perform any and all other acts which in the discretion of such
attorney-in-fact are necessary or desirable for and on behalf of the
undersigned in connection with the foregoing.

The undersigned acknowledges that:

       (1)	this Power of Attorney authorizes, but does not require, each such
attorney-in-fact to act in their discretion on information provided to such
attorney-in-fact without independent verification of such information;

       (2)	any documents prepared and/or executed by either such
attorney-in-fact on behalf of the undersigned pursuant to this Power of
Attorney will be in such form and will contain such information and
disclosure as such attorney-in-fact, in his or her discretion, deems necessary
or desirable;

       (3)	neither the Company nor either of such attorneys-in-fact assumes
(i) any liability for the undersigned's responsibility to comply with the
requirement of the Exchange Act, (ii) any liability of the undersigned for any
failure to comply with such requirements, or (iii) any obligation or liability
of the undersigned for profit disgorgement under Section 16(b) of the Exchange
Act; and

       (4)	this Power of Attorney does not relieve the undersigned from
responsibility for compliance with the undersigned's obligations under the
Exchange Act, including without limitation the reporting requirements under
Section 16 of the Exchange Act.


       The undersigned hereby gives and grants each of the foregoing
attorneys-in-fact full power and authority to do and perform all and every act
and thing whatsoever requisite, necessary or appropriate to be done in and
about the foregoing matters as fully to all intents and purposes as the
undersigned might or could do if present, hereby ratifying all that each such
attorney-in-fact of, for and on behalf of the undersigned, shall lawfully do or
cause to be done by virtue of this Limited Power of Attorney.

       This Power of Attorney shall remain in full force and effect until
revoked by the undersigned in a signed writing delivered to each such
attorney-in-fact.

       IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 24 day of February, 2021.

____________________________________
Gwendolyn G. Mizell




STATE OF MISSOURI
COUNTY OF SAINT LOUIS



SS:


      On the 24 day of February in the year 2021, before me, the undersigned,
a notary public in and for said state, personally appeared Gwendolyn G. Mizell,
an individual(s) whose name(s) is (are) subscribed to the within- instrument
and acknowledged to me that he/she/they executed the same in his/her/their
capacity(ies), and that by his/her/their signature(s) on the instrument, the
individual(s) or the person upon behalf of which the individual(s) acted,
executed the instrument.



			_____________________________
			Notary Public

EXHIBIT 24
GIBRALTAR INDUSTRIES, INC. Power of Attorney for Executing Forms 3, 4 and 5
Know all men by these presents, that the undersigned, director or officer, or both, of GIBRALTAR INDUSTRIES, INC., hereby constitutes and appoints each of Jeffrey J. Watorek, Lori A. Rizzo, signing singly, 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 and/or director of GIBRALTAR INDUSTRIES, INC. (the "Company"), Forms 3, 4, and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934 and the rules thereunder;
(2)	do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Form 3, 4 or 5 and timely 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 the opinion 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 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, or such attorney-in-fact's substitute or substitutes, 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's responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.
This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file Forms 3, 4 and 5 with respect to the undersigned's holdings of and transactions in securities of GIBRALTAR INDUSTRIES, INC. unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact.
IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February, 2021

	/s/ Gwendolyn G. Mizell
	Gwendolyn G. Mizell