0001206774-09-001536 10-Q 5 20090630 20090810 20090810 ENTERPRISE FINANCIAL SERVICES CORP 0001025835 6022 431706259 DE 1231 10-Q 34 001-15373 09998685 150 NORTH MERAMEC 150 NORTH MERAMEC CLAYTON MO 63105 3147255500 150 NORTH MERAMEC 150 NORTH MERAMEC CLAYTON MO 63105 ENTERBANK HOLDINGS INC 19961024 10-Q 1 enterprise_10q.htm QUARTERLY REPORT EX-31.1 2 exhibit31-1.htm CHIEF EXECUTIVE OFFICER'S CERTIFICATION REQUIRED BY RULE 13(A)-14(A). EX-31.2 3 exhibit31-2.htm CHIEF FINANCIAL OFFICER'S CERTIFICATION REQUIRED BY RULE 13(A)-14(A). EX-32.1 4 exhibit32-1.htm CHIEF EXECUTIVE OFFICER CERTIFICATION EX-32.2 5 exhibit32-2.htm CHIEF FINANCIAL OFFICER CERTIFICATION