LIMITED POWER OF ATTORNEY

         Know by all these presents, that the undersigned hereby constitutes and
appoints each of Robert E. Lee Garner, Esq., William K. Holbrook, Esq., and
Matthew T. Franklin, Esq., acting severally, the undersigned's true and lawful
attorney-in-fact to:

                  (1) execute for and behalf of the undersigned, in the
         undersigned's capacity as an officer and/or director of ServisFirst
         Bancshares, Inc. (the "Corporation"), Forms 3, 4 and 5 in accordance
         with Section 16(a) of the Securities Exchange Act of 1934 and the rules
         thereunder;

                  (2) do and perform any and all acts for and on behalf of the
         undersigned which may be necessary or desirable to complete and execute
         any such Form 3, 4 or 5 and timely file such form with the United
         States Securities and Exchange Commission; and

                  (3) take any other action of any type whatsoever in connection
         with the foregoing which, in the opinion of such attorney-in-fact, may
         be of benefit to, in the best interest of, or legally required by, the
         undersigned, it being understood that the documents executed by such
         attorney-in-fact on behalf of the undersigned pursuant to this Power of
         Attorney shall be in such form and shall contain such terms and
         conditions as such attorney-in-fact may approve in such
         attorney-in-fact's discretion.

         The undersigned hereby grants to such attorney-in-fact full power and
authority to do and perform any and every act and thing whatsoever requisite,
necessary or proper to be done in the exercise of any of the rights and powers
granted herein, as fully to all intents and purposes as the undersigned might or
could do if personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that such attorney-in-fact, or such
attorney-in-fact's substitute or substitutes, shall lawfully do or cause to be
done by virtue of this power of attorney and the rights and powers herein
granted. The undersigned acknowledges that the foregoing attorney-in-fact, in
serving in such capacity at the request of the undersigned, is not assuming, nor
is the Corporation assuming, any of the undersigned's responsibilities to comply
with Section 16 of the Securities Exchange Act of 1934.

         This Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4, and 5 with respect to the
undersigned's holding of and transactions in securities issued by the
Corporation, unless earlier revoked by the undersigned in a signed writing
delivered to the foregoing attorney-in-fact.

         IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
to be executed as of this 19th day of February, 2008.



                                                  /s/ William M. Foshee
                                                  ------------------------------
                                                         William M. Foshee