ENTERPRISE FINANCIAL SERVICES CORP (a Delaware corporation) 2,386,000 Shares of Common Stock (Par Value $0.01 Per Share) UNDERWRITING AGREEMENTUnderwriting Agreement • May 19th, 2011 • Enterprise Financial Services Corp • State commercial banks • New York
Enterprise Financial Services Corp, a Delaware corporation (the “Company”), confirms its agreements with Keefe, Bruyette & Woods, Inc. (“Keefe Bruyette”) and each of the other Underwriters named in Schedule A hereto (collectively, the “Underwriters”, which term shall also include any underwriter substituted as hereinafter provided in Section 10 hereof), for whom Keefe Bruyette is acting as representative (in such capacity, the “Representative”), with respect to (i) the sale by the Company and the purchase by the Underwriters, acting severally and not jointly, of the respective number of shares of Common Stock, par value $0.01 per share, of the Company (“Common Stock”) set forth in Schedule A hereto and (ii) the grant by the Company to the Underwriters, acting severally and not jointly, of the option described in Section 2(b) hereof to purchase all or any part of 357,900 additional shares of Common Stock to cover over-allotments, if any. The aforesaid 2,386,000 shares of Common Stock (t
