<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>doc1.txt
<DESCRIPTION>POWER OF ATTORNEY (PUBLIC):
<TEXT>
POWER OF ATTORNEY

	KNOW ALL MEN BY THESE PRESENTS, that the undersigned
hereby constitutes and appoints Brian William Bichkoff,
Michael Takien Chin and Stephanie Jane Pacitti, signing
singly, as the undersigned?s true and lawful authorized
representatives and attorney-in-fact to:

(1)	execute for and on behalf of the undersigned, in the
undersigned?s capacity as an executive officer of Stepan Company
(?the Company?), Forms 3, 4 and 5, and any and all amendments
thereto, in accordance with section 16 of the Securities Exchange
Act of 1934, as amended (the ?1934 Act?), and the rules and
regulations promulgated thereunder,

(2)	do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete the
execution of any such form or schedule and the timely filing of
such form or schedule with the United States Securities and
Exchange Commission and any stock exchange or stock market or
other 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 all 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 attorneys-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 or any other provision of the 1934 Act.

	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 14th day of December, 2018.



/s/ F. Quinn Stepan
F. Quinn Stepan

</TEXT>
</DOCUMENT>
