Exhibit 31.3

CERTIFICATION OF CHIEF EXECUTIVE OFFICER
PURSUANT TO RULE 13a-14 OF THE SECURITIES EXCHANGE ACT OF 1934
AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

I, Theodore L. Koenig, certify that:

1. I have reviewed this Amendment No. 1 to Annual Report on Form 10-K/A of Monroe Capital Corporation; 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.

Date: April 11, 2019

/s/ Theodore L. Koenig

Theodore L. Koenig

Chairman, Chief Executive Officer and Director

(Principal Executive Officer)

Monroe Capital Corporation