POWER OF ATTORNEY

    The undersigned hereby appoints Michael W. Conron,
Sean E. Dempsey, Mark A. Shelnitz, John W. Kapples,
Dean Freeman and William J. McCall as her true and lawful
attorneys-in-fact for the purpose of signing Statements on
Forms 3, 4 and 5, and all amendments thereto, to be filed
with the Securities and Exchange Commission with respect
to the holdings, and future changes in such holdings, for
the undersigned in securities of GCP Applied
Technologies Inc., for the term of her directorship with
GCP Applied Technologies Inc. Each of such
attorneys-in-fact is appointed with full power to act
without the other.


                /s/ Janice K. Henry
                (signature)



                Janice K. Henry
                (printed name)





Dated:     January 11, 2016