Exhibit 24
POWER OF ATTORNEY

Know all by these presents, that the undersigned
hereby constitutes and appoints
each of KURT K. MURAO, LIANN EBESUGAWA and
SEAN K. CLARK or any of them signing
singly, and with full power of substitution,
the undersigned's true and lawful
attorneys-in-fact to:

(1) prepare, execute in the undersigned's
name and on the undersigned's behalf,
and submit to the U.S. Securities and
Exchange Commission (the "SEC") a Form ID,
including amendments thereto, and any
ther documents necessary or appropriate
to obtain codes and passwords enabling
the undersigned to make electronic filings
with the SEC of reports required by Section
16(a) of the Securities Exchange Act
of 1934 or any rule or regulation of the SEC;

(2) execute for and on behalf of the undersigned,
in the undersigned's capacity as an
officer and/or director of HAWAIIAN ELECTRIC
INDUSTRIES, INC. or any of its subsidiaries
(the "Company"), Forms 3, 4, and 5 in
accordance with Section 16(a) of
the Securities
Exchange Act of 1934 and the rules thereunder,
and any other forms or reports the
undersigned may be required to file in connection
with the undersigned's ownership,
acquisition, or disposition of securities of the
Company;

(3) 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,
or other form or report, complete and execute any
amendment or amendments thereto,
and timely file such form with the SEC and any
stock exchange or similar authority; and

(4) 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 issued by the Company,
unless earlier revoked
by the undersigned in a
signed writing delivered to the foregoing
attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned
has caused this Power of Attorney to be
executed as of this 26th day of April, 2021.



/s/ Toby B. Taniguchi
TOBY B. TANIGUCHI