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In connection with the proposed merger transaction, State Bank Financial Corporation (“State Bank”) will file a registration statement on Form S-4 with the SEC to register State Bank’s shares that will be issued to Georgia-Carolina Bancorp, Inc.’s (“Georgia-Carolina’s”) shareholders in connection with the transaction. The registration statement will include a proxy statement of Georgia-Carolina and a prospectus of State Bank, as well as other relevant documents concerning the proposed transaction. The registration statement and the proxy statement/prospectus to be filed with the SEC related to the proposed transaction will contain important information about State Bank, Georgia-Carolina and the proposed transaction and related matters. WE URGE SECURITY HOLDERS TO READ THE REGISTRATION STATEMENT AND PROXY/PROSPECTUS WHEN IT BECOMES AVAILABLE (AND ANY OTHER DOCUMENTS FILED WITH THE SEC IN CONNECTION WITH THE TRANSACTION OR INCORPORATED BY REFERENCE INTO THE REGISTRATION STATEMENT AND PROXY/PROSPECTUS) BECAUSE THOSE DOCUMENTS WILL CONTAIN IMPORTANT INFORMATION. Security holders may obtain free copies of these documents and other documents filed with the SEC on the SEC’s website at http://www.sec.gov. Security holders may also obtain free copies of the documents filed with the SEC by State Bank at its website at http://www.statebt.com (which website is not incorporated herein by reference) or by contacting Jeremy Lucas by telephone at 404.239.8626. Security holders may also obtain free copies of the documents filed with the SEC by Georgia-Carolina at its website at https://www.firstbankofga.com (which website is not incorporated herein by reference) or by contacting Thomas J. Flournoy by telephone at 706.731.6622.