POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that I, Christina M. Alvord,
hereby constitute and appoint James S. Porter, Patricia A. Beithon,
David Wright Walstrom and Judith A. Stone and each of them, my true
and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution for me and in my name, place and
stead, to sign any reports on Form 3 (Initial Statement of Beneficial
Ownership of Securities), Form 4 (Statement of Changes in Beneficial
Ownership of Securities) and Form 5 (Annual Statement of Changes in
Beneficial Ownership of Securities) relating to transactions by me in
Common Stock or other securities of Apogee Enterprises, Inc. and all
amendments thereto, and to file the same, with the Securities and
Exchange Commission and the appropriate securities exchange, granting
unto said attorneys-in-fact and agents, and each of them, or their
substitutes, full power and authority to do and perform each and every
act and thing requisite or necessary to be done in and about the premises,
as fully to all intents and purposes as I might or could do in person,
hereby ratifying and confirming all that said attorneys-in-fact and
agents, and each of them, or their substitutes, may lawfully do or cause
to be done by virtue hereof.  This Power of Attorney shall be effective
until such time as I deliver a written revocation thereof to the
above-named attorneys-in-fact and agents.


By: /s/ Christina M. Alvord
	Christina M. Alvord

Date:  January 14, 2020