Exhibit 32.2

                         MACKINAC FINANCIAL CORPORATION

                            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 Section 1350, and accompanies the quarterly report on Form
10-Q for the quarter ended September 30, 2006, (the "Form 10-Q") of Mackinac
Financial Corporation (the "Issuer").

     I, Ernie R. Krueger, Senior Vice President and Chief Financial Officer 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
- -------------------------------------
Ernie R. Krueger
Senior Vice President and Chief
Financial Officer
(principal financial officer)
November 14, 2006


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