Mackinac Financial (MFNC) 10-Q 2011 Q3 Quarterly report

MACKINAC FINANCIAL CORPORATION

Exhibit 32.2

CERTIFICATION PERSUANT TO

18 U.S.C. SECTION 1350

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

This certification is provided pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C § 1350, and accompanies the quarterly report on Form 10-Q for the quarter ended September 30, 2011, (the “Form 10-Q”) of Mackinac Financial Corporation (the “Issuer”).

I, Ernie R. Krueger, Executive Vice President of the Issuer, certify that:

(1) The Form 10-Q fully complies with the requirements of Section 13(a) or Section 15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m(a) or 78o(d)); and

(2) The information contained in the Form 10-Q fairly presents, in all material respects, the financial condition and results of operation of the Issuer.

/s/ Ernie R. Krueger

Executive Vice President and Chief Financial Officer

(principal financial officer)

Date: November 14, 2011

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