Attached files

file filename
EX-32.2 - EX-32.2 - Arthur J. Gallagher & Co.d314580dex322.htm
EX-31.2 - EX-31.2 - Arthur J. Gallagher & Co.d314580dex312.htm
EX-31.1 - EX-31.1 - Arthur J. Gallagher & Co.d314580dex311.htm
EX-24.1 - EX-24.1 - Arthur J. Gallagher & Co.d314580dex241.htm
EX-23.1 - EX-23.1 - Arthur J. Gallagher & Co.d314580dex231.htm
EX-21.1 - EX-21.1 - Arthur J. Gallagher & Co.d314580dex211.htm
EX-10.16 - EX-10.16 - Arthur J. Gallagher & Co.d314580dex1016.htm
10-K - FORM 10-K - Arthur J. Gallagher & Co.d314580d10k.htm

Exhibit 32.1

Section 1350 Certification of Chief Executive Officer

I, J. Patrick Gallagher, Jr., the chief executive officer of Arthur J. Gallagher & Co., certify that (i) the Annual Report on Form 10-K of Arthur J. Gallagher & Co. for the twelve month period ended December 31, 2016 (the “Form 10-K”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934 and (ii) the information contained in the Form 10-K fairly presents, in all material respects, the financial condition and results of operations of Arthur J. Gallagher & Co. and its subsidiaries.

Date: February 10, 2017

 

/s/ J. Patrick Gallagher, Jr.

J. Patrick Gallagher, Jr.

Chairman, President and Chief Executive

Officer

(principal executive officer)