UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 10-Q/A

Amendment No. 1

(Mark One)

þ	QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.
	For the quarterly period ended September 30, 2014
	OR
¨	TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.

Commission File Number 1-14443

Gartner, Inc.

(Exact name of Registrant as specified in its charter)

Delaware	04-3099750
(State or other jurisdiction of	(I.R.S. Employer
incorporation or organization)	Identification Number)
P.O. Box 10212	06902-7700
56 Top Gallant Road	(Zip Code)
Stamford, CT
(Address of principal executive offices)

Registrant’s telephone number, including area code: (203) 316-1111

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes þ No ¨

Indicate by check mark whether the registrant has submitted electronically and posted on its corporate website, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§232.405) during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files). Yes þ No ¨

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act. (Check one):

Large accelerated filer þ	Accelerated filer ¨	Non-accelerated filer ¨	Smaller reporting company ¨
	(Do not check if a smaller reporting company)

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes ¨ No þ

As of October 31, 2014, 88,027,698 shares of the registrant’s common shares were outstanding.

EXPLANATORY NOTE

This Amendment No. 1 on Form 10-Q/A is being filed solely for the purpose of filing an updated Section 302 certification (filed herein as Exhibit 31.1) and an updated Section 906 certification (filed herein as Exhibit 32) which were originally included with our Quarterly Report on Form 10-Q for the fiscal quarter ended September 30, 2014, which was filed with the Securities & Exchange Commission on November 6, 2014 (the “Original Form 10-Q”). The certifications included with the Original Form 10-Q contained typographical errors. The corrected certifications are being filed with this Form 10-Q/A.

Items included in the Original Form 10-Q that are not amended by this Form 10-Q/A remain in effect as of the date of the Original Form 10-Q.

PART II - OTHER INFORMATION

ITEM 6. EXHIBITS

EXHIBIT NUMBER	DESCRIPTION OF DOCUMENT
31.1	Certification of chief executive officer under Rule 13a - 14(a)/15d - 14(a).
32	Certification under 18 U.S.C. 1350.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

	Gartner, Inc.
Date: November 7, 2014	/s/ Craig W. Safian
	Craig W. Safian
	Senior Vice President and Chief Financial Officer
	(Principal Financial and Accounting Officer)