Exhibit 31.3

CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO

SECTION 302(a) OF THE SARBANES-OXLEY ACT OF 2002

I, Robert Douglas Schneider, certify that:

1. I have reviewed this Amendment No. 1 to the Annual Report on Form 10-K of Connecture, Inc. for the year ended December 31, 2014; and

2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report.