UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 7, 2016 (April 1, 2016)

INVENTERGY GLOBAL, INC.

(Exact name of registrant as specified in its charter)

900 E. Hamilton Avenue, Suite 180

Campbell, CA 95008

(Address of principal executive offices) (Zip code)

(408) 389-3510

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

¨   Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨   Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨   Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨   Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

On April 1, 2016, the Company’s board of directors approved June 6, 2016 as the date of the Company’s 2016 Annual Meeting of Stockholders (the “Annual Meeting”), to be held at 10 a.m., local time, at the Company’s headquarters at 900 E. Hamilton Avenue, Suite 160, Campbell, CA 95008 (“Company Headquarters”). The record date for the Annual Meeting will be April 14, 2016. Qualified stockholder proposals (including proposals made pursuant to Rule 14a-18 under the Securities Exchange Act of 1934, as amended) to be presented at the Annual Meeting and included in the Company’s proxy statement and form of proxy relating to that meeting must be received at Company Headquarters, addressed to the corporate secretary, not later than April 17, 2016. For inclusion in the Company’s proxy statement, proposals must comply with applicable Delaware law, the rules and regulations promulgated by the Securities and Exchange Commission, and the procedures set forth in the Company’s amended and restated bylaws.

SIGNATURES

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