| $150,000–350,000 | SHAULL AND ULLERICK CHEVROLET COMPANY | BLAIRSTOWN, IA | MidWestOne Bank |
| $150,000–350,000 | SHECKLER SUBWAY INC | FENNIMORE, WI | MidWestOne Bank |
| $150,000–350,000 | SHELTER HOUSE COMMUNITY SHELTER AND TRANSITION SERVICES | IOWA CITY, IA | MidWestOne Bank |
| $350,000–1 million | SHUANG HUR ORIENTAL MARKET INC | SAINT PAUL, MN | MidWestOne Bank |
| $150,000–350,000 | SINGLESPEED BREWING CO. REAL ESTATE | CEDAR FALLS, IA | MidWestOne Bank |
| $350,000–1 million | SKOGLUND OIL COMPANY INC | NEW RICHMOND, WI | MidWestOne Bank |
| $150,000–350,000 | SLAGER APPLIANCE CO | IOWA CITY, IA | MidWestOne Bank |
| $150,000–350,000 | SMOKEY ROW COFFEE SHOPS, LLC | PLEASANTVILLE, IA | MidWestOne Bank |
| $150,000–350,000 | SNITTJER GRAIN COMPANY, INC | WELLSBURG, IA | MidWestOne Bank |
| $350,000–1 million | SOLID REFRIGERATION LLC | BLOOMINGTON, MN | MidWestOne Bank |
| $150,000–350,000 | ST CROIX CATHOLIC SCHOOL | STILLWATER, MN | MidWestOne Bank |
| $150,000–350,000 | ST CROIX THERAPY, INC. | HUDSON, WI | MidWestOne Bank |
| $150,000–350,000 | STEELE CAPITAL MANAGEMENT INC | DUBUQUE, IA | MidWestOne Bank |
| $1–2 million | STEENBERG-WATRUD CONSTRUCTION, LLC | INVER GROVE HEIGHTS, MN | MidWestOne Bank |
| $350,000–1 million | STEPP MANUFACTURING INC | NORTH BRANCH, MN | MidWestOne Bank |
| $2–5 million | STONEHILL FRANCISCAN SERVICES | DUBUQUE, IA | MidWestOne Bank |
| $150,000–350,000 | STRAKA JOHNSON ARCHITECTS, P.C. | DUBUQUE, IA | MidWestOne Bank |
| $150,000–350,000 | STUDENT ASSURANCE SERVICES INC | STILLWATER, MN | MidWestOne Bank |
| $350,000–1 million | STYROTECH INC | MINNEAPOLIS, MN | MidWestOne Bank |
| $350,000–1 million | SUMMIT ACADEMY OIC | MINNEAPOLIS, MN | MidWestOne Bank |
| $350,000–1 million | SUNWARD HOLDING CORPORATION | DENVER, CO | MidWestOne Bank |
| $150,000–350,000 | SUNWAY INC. | CENTURIA, WI | MidWestOne Bank |
| $350,000–1 million | SWERVO MANAGEMENT DIVISION, LLC | MINNEAPOLIS, MN | MidWestOne Bank |
| $150,000–350,000 | SWINETECH INC | CEDAR RAPIDS, IA | MidWestOne Bank |
| $350,000–1 million | TAMA USA INC | DUBUQUE, IA | MidWestOne Bank |
| $350,000–1 million | TANDEM TIRE & AUTO SERVICE, INC. | DUBUQUE, IA | MidWestOne Bank |
| $1–2 million | TDT CPAS AND ADVISORS, P.C. | CENTERVILLE, IA | MidWestOne Bank |
| $1–2 million | THE ADAMS COMPANY | DUBUQUE, IA | MidWestOne Bank |
| $350,000–1 million | THE BLUEBIRD GROUP LLC | MINNEAPOLIS, MN | MidWestOne Bank |
| $150,000–350,000 | THE BULLDOG LOWERTOWN, INC. | SAINT PAUL, MN | MidWestOne Bank |
| $350,000–1 million | THE CHURCH OF SAINT PETER | FOREST LAKE, MN | MidWestOne Bank |
| $150,000–350,000 | THE CO-ORDINATING COMMITTEE CORPORATION OF THE ASSOCIATION OF FREE LUTHERAN CONG | MINNEAPOLIS, MN | MidWestOne Bank |
| $350,000–1 million | THE FOOD GROUP MINNESOTA, INC. | MINNEAPOLIS, MN | MidWestOne Bank |
| $350,000–1 million | THE HENDRICKS GROUP, INC. | WOODVILLE, WI | MidWestOne Bank |
| $1–2 million | THE RIVER PRODUCTS COMPANY | IOWA CITY, IA | MidWestOne Bank |
| $150,000–350,000 | THE RIVERGROUP FINANCIAL ADVISORS LLC | OSCEOLA, WI | MidWestOne Bank |
| $150,000–350,000 | THOMAS & SITZ CONSTRUCTION INC. | FRANKTOWN, CO | MidWestOne Bank |
| $150,000–350,000 | THOMAS INDUSTRIAL ROLLS LLC | DEARBORN, MI | MidWestOne Bank |
| $150,000–350,000 | THOMAS OSLUND AND ASSOCIATES, INC. | MINNEAPOLIS, MN | MidWestOne Bank |
| $350,000–1 million | THOMPSON LIGHTING PROTECTION INC | SAINT PAUL, MN | MidWestOne Bank |
| $1–2 million | TIMBERLAND TRANSPORTATION INC | SAINT PAUL, MN | MidWestOne Bank |
| $350,000–1 million | TOMSCHE, SONNESYN & TOMSCHE, P.A. | MINNEAPOLIS, MN | MidWestOne Bank |
| $350,000–1 million | TOP LITE CONTRACT GLAZING, INC. | LINDSTROM, MN | MidWestOne Bank |
| $350,000–1 million | TRANSPORTATION PLUS INC | NEW HOPE, MN | MidWestOne Bank |
| $350,000–1 million | TRI-TOWN CONSTRUCTION, L.L.C. | FORT MYERS, FL | MidWestOne Bank |
| $350,000–1 million | TRINITY LUTHERAN CHURCH | HUDSON, WI | MidWestOne Bank |
| $150,000–350,000 | TROLLHAUGEN INC | DRESSER, WI | MidWestOne Bank |
| $150,000–350,000 | TRUENORTH CENTRAL IOWA, LC | CEDAR RAPIDS, IA | MidWestOne Bank |
| $2–5 million | TRUENORTH COMPANIES LC | CEDAR RAPIDS, IA | MidWestOne Bank |
| $150,000–350,000 | TRUENORTH TEXAS LC | CEDAR RAPIDS, IA | MidWestOne Bank |
| $350,000–1 million | TWI OF DUBUQUE, INC. | DUBUQUE, IA | MidWestOne Bank |
| $350,000–1 million | TWO RIVERS COMMUNITY SCHOOL | GLENWOOD SPRINGS, CO | MidWestOne Bank |
| $1–2 million | UNITED CLINICAL LABORATORIES INC | DUBUQUE, IA | MidWestOne Bank |
| $150,000–350,000 | UNITED WATER & SEWER CO. | DAYTON, MN | MidWestOne Bank |
| $150,000–350,000 | UPPER MIDWEST ATHLETIC CONSTRUCTION INC | ANDOVER, MN | MidWestOne Bank |
| $150,000–350,000 | V-FIVE, INC | DENVER, CO | MidWestOne Bank |
| $350,000–1 million | VALTIRA LLC | MINNEAPOLIS, MN | MidWestOne Bank |
| $350,000–1 million | VAN GORP CORPORATION | PELLA, IA | MidWestOne Bank |
| $350,000–1 million | VCI ENVIRONMENTAL, INC. | LINO LAKES, MN | MidWestOne Bank |
| $350,000–1 million | VEI GLOBAL, INC. | FARGO, ND | MidWestOne Bank |
| $150,000–350,000 | VELOCI PERFORMANCE PRODUCTS, INC. | SAVAGE, MN | MidWestOne Bank |
| $350,000–1 million | VIDA DIAGNOSTICS, INC. | CORALVILLE, IA | MidWestOne Bank |
| $150,000–350,000 | VILLAGE PIZZERIA OF DRESSER, INC. | DRESSER, WI | MidWestOne Bank |
| $150,000–350,000 | VISION STAFFING SOLUTIONS, INC | ROGERS, MN | MidWestOne Bank |
| $150,000–350,000 | VZ WIRELESS, INC. | LAKEVILLE, MN | MidWestOne Bank |
| $350,000–1 million | WALLACE ELECTRICAL CONSTRUCTION INC | SOUTH SAINT PAUL, MN | MidWestOne Bank |
| $1–2 million | WALTERS RECYCLING & REFUSE INC | MINNEAPOLIS, MN | MidWestOne Bank |
| $350,000–1 million | WARNEKE PAPER BOX CO | DENVER, CO | MidWestOne Bank |
| $150,000–350,000 | WATSON COON RYAN, LLC | ENGLEWOOD, CO | MidWestOne Bank |
| $150,000–350,000 | WEBER AUTO INC | MUSCATINE, IA | MidWestOne Bank |
| $350,000–1 million | WEILAND & SONS LUMBER COMPANY | WINTHROP, IA | MidWestOne Bank |
| $150,000–350,000 | WEITZ SIGN COMPANY | DUBUQUE, IA | MidWestOne Bank |
| $150,000–350,000 | WELU INC | DUBUQUE, IA | MidWestOne Bank |
| $150,000–350,000 | WEST LIBERTY TELEPHONE COMPANY | WEST LIBERTY, IA | MidWestOne Bank |
| $1–2 million | WEST MUSIC COMPANY, INC. | CORALVILLE, IA | MidWestOne Bank |
| $350,000–1 million | WESTERN DUBUQUE BIODIESEL LLC | FARLEY, IA | MidWestOne Bank |
| $350,000–1 million | WESTERN STATES RECLAMATION, IN | FREDERICK, CO | MidWestOne Bank |
| $150,000–350,000 | WHITE BEAR GLASS INC | HUGO, MN | MidWestOne Bank |
| $150,000–350,000 | WILD BLUE YONDER BREWING COMPANY, LLC | CASTLE ROCK, CO | MidWestOne Bank |
| $1–2 million | WILLIAM PENN UNIVERSITY | OSKALOOSA, IA | MidWestOne Bank |
| $350,000–1 million | WILLIAMSON NISSAN, INC. | IOWA CITY, IA | MidWestOne Bank |
| $150,000–350,000 | WILLOW RIVER COMPANY LLC | HUDSON, WI | MidWestOne Bank |
| $150,000–350,000 | WISMIN HOSPITALITY, LLC | HUDSON, WI | MidWestOne Bank |
| $150,000–350,000 | WITTSTOCK BUILDERS LLC | SOMERSET, WI | MidWestOne Bank |
| $2–5 million | WORLD CLASS INDUSTRIES INC | HIAWATHA, IA | MidWestOne Bank |
| $350,000–1 million | YOUTH INVESTMENT FOUNDATION | MEDINA, MN | MidWestOne Bank |
| $150,000–350,000 | ZYLSTRA HARLEY-DAVIDSON, INC | ELK RIVER, MN | MidWestOne Bank |