Exhibit 23.1

INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM’S CONSENT

We consent to the inclusion in this Registration Statement of Inventergy Global, Inc. on Form S-1 Amendment 1 (File No. 333-211211) of our report dated April 4, 2016, with respect to our audits of the consolidated financial statements of Inventergy Global, Inc. as of December 31, 2015 and 2014 and for the years then ended, which report appears in the Prospectus, which is part of this Registration Statement. We also consent to the reference to our Firm under the heading “Experts” in such Prospectus.

/s/ Marcum llp

Marcum llp
San Francisco, CA
June 3, 2016