POWER OF ATTORNEY

Know all by these presents, that the undersigned hereby constitutes and
appoints each of Kevin Nash, any successor Director of Accounting of Gentex
Corporation (the "Corporation"), and Robert Hughes, any successor Finance &
Tax Manager of the Corporation, and any of their respective designees,
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 the Corporation, 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
 that may be necessary or desirable to complete and execute any such Form 3,
 4, or 5, complete and execute any amendment or amendments thereto, 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 that, 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 Corporation assuming, any of the undersigned's responsibilities to comply
with Section 16 or any other provision 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 issued by the
Corporation, unless earlier revoked by the undersigned in a signed writing
delivered to the forgoing attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 15th day of August, 2013.



                              Signature: \s\ Peter Hoekstra