CION Investment (CION) 8-K Changes in Registrant's Certifying Accountant

Exhibit 16.1

March 26, 2019

Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549

Ladies and Gentlemen:

We have read Item 4.01 of Form 8-K datedMarch 26, 2019 of CĪON Investment Corporation and are in agreement with the statements contained in the first, second and third paragraphs on page 2 therein. We have no basis to agree or disagree with other statements of the registrant contained therein.

/s/ Ernst & Young LLP