Exhibit 24



			CONFIRMING STATEMENT



This statement confirms that the undersigned, Tyler Jacks,
has authorized and designated Michael A. Boxer, Melodie T. Morin,
and Sharon S. Briansky to execute and file on the undersigned's
behalf all Forms 3, 4, and 5 (including any amendments thereto)
that the undersigned may be required to file with the U. S.
Securities and Exchange Commission as a result of the
undersigned's ownership of or transactions in securities of
THERMO FISHER SCIENTIFIC INC.  The authority of Michael A.
Boxer, Melodie T. Morin, and Sharon S. Briansky under this
Statement shall continue until the undersigned is no longer
required to file Forms 3, 4 and 5 with regard to the
undersigned's ownership of or transactions in securities of
THERMO FISHER SCIENTIFIC INC., unless earlier revoked in
writing.  The undersigned acknowledges that Michael A. Boxer,
Melodie T. Morin, and Sharon S. Briansky are not assuming any of
the undersigned's responsibilities to comply with Section 16 of
the Securities Exchange Act of 1934.







Date: April 12, 2018

/s/ TYLER JACKS