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    ACCESSION NUMBER:		0001193125-18-094143
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		13
    CONFORMED PERIOD OF REPORT:	20180515
    FILED AS OF DATE:		20180323
    DATE AS OF CHANGE:		20180323
    EFFECTIVENESS DATE:		20180323

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			GALLAGHER ARTHUR J & CO
    		CENTRAL INDEX KEY:			0000354190
    		STANDARD INDUSTRIAL CLASSIFICATION:	INSURANCE AGENTS BROKERS & SERVICES [6411]
    		IRS NUMBER:				362151613
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-09761
    		FILM NUMBER:		18710285

    	BUSINESS ADDRESS:
    		STREET 1:		2850 GOLF ROAD
    		CITY:			ROLLING MEADOWS
    		STATE:			IL
    		ZIP:			60008-4002
    		BUSINESS PHONE:		6307733800

    	MAIL ADDRESS:
    		STREET 1:		2850 GOLF ROAD
    		CITY:			ROLLING MEADOWS
    		STATE:			IL
    		ZIP:			60008-4002
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