| $150,000–350,000 | HEALTHY SMILES FAMILY DENTISTRY | MUSCATINE, IA | MidWestOne Bank |
| $150,000–350,000 | HEALTHY SMILES FAMILY DENTISTRY P.C. | Muscatine, IA | MidWestOne Bank |
| $350,000–1 million | HEARTLAND HEALTH MANAGEMENT INC | MOUNT PLEASANT, IA | MidWestOne Bank |
| $150,000–350,000 | HEARTLAND MACHINE & TOOL INC. | New Hartford, IA | MidWestOne Bank |
| $150,000–350,000 | HEATLAND MACHINE & TOOL INC | NEW HARTFORD, IA | MidWestOne Bank |
| $350,000–1 million | HEATMASTER LLC | ANGIER, NC | MidWestOne Bank |
| $150,000–350,000 | HICKLIN POWER SPORTS, LLC | GRIMES, IA | MidWestOne Bank |
| $2–5 million | HILLS & DALES CHILD DEVELOPMENT CENTER | DUBUQUE, IA | MidWestOne Bank |
| $350,000–1 million | HJD SUBTENANT LLC | Dubuque, IA | MidWestOne Bank |
| $350,000–1 million | HJD SUBTENANT LLC | DUBUQUE, IA | MidWestOne Bank |
| $1–2 million | HOFFMAN, INC. | MUSCATINE, IA | MidWestOne Bank |
| $1–2 million | HOFFMANN INC. | Muscatine, IA | MidWestOne Bank |
| $350,000–1 million | HOLT MOTORS INC | COKATO, MN | MidWestOne Bank |
| $150,000–350,000 | HOLT TOUR & CHARTER INC | Cokato, MN | MidWestOne Bank |
| $150,000–350,000 | HOLT TOUR & CHARTER, INC. | Cokato, MN | MidWestOne Bank |
| $2–5 million | HOLY FAMILY CATHOLIC SCHOOLS | DUBUQUE, IA | MidWestOne Bank |
| $2–5 million | HUDSON PHYSICIANS, SC | HUDSON, WI | MidWestOne Bank |
| $150,000–350,000 | HUELER INCOME SOLUTIONS LLC | Eden Prairie, MN | MidWestOne Bank |
| $150,000–350,000 | HUELER INCOME SOLUTIONS, LLC | EDEN PRAIRIE, MN | MidWestOne Bank |
| $350,000–1 million | IMDC INC. | Denver, CO | MidWestOne Bank |
| $350,000–1 million | IMDC, INC. | DENVER, CO | MidWestOne Bank |
| $1–2 million | IMON COMMUNICATIONS LLC | CEDAR RAPIDS, IA | MidWestOne Bank |
| $150,000–350,000 | IMPERIAL WALL INC | CENTERVILLE, MN | MidWestOne Bank |
| $150,000–350,000 | IMPERIAL WALL INC. | Centerville, MN | MidWestOne Bank |
| $350,000–1 million | INSTALLATION SOLUTIONS INC | CHAMPLIN, MN | MidWestOne Bank |
| $150,000–350,000 | INSTALLATION SOLUTIONS INC | Champlin, MN | MidWestOne Bank |
| $1–2 million | INTERCOMP CO | MEDINA, MN | MidWestOne Bank |
| $350,000–1 million | INTERNATIONAL MANUFACTURING & LOGISTICS LLC | GOLDEN, CO | MidWestOne Bank |
| $350,000–1 million | INVEST CAST INC. | MINNEAPOLIS, MN | MidWestOne Bank |
| $350,000–1 million | INVEST CAST, INC. | MINNEAPOLIS, MN | MidWestOne Bank |
| $150,000–350,000 | INVISION SERVICES LLC | Hugo, MN | MidWestOne Bank |
| $150,000–350,000 | INVISION SERVICES LLC | HUGO, MN | MidWestOne Bank |
| $150,000–350,000 | IOWA FAMILY FARMS PARTNERSHIP | BATAVIA, IA | MidWestOne Bank |
| $150,000–350,000 | IOWA HEALTH CARE ASSOCIATION | West Des Moines, IA | MidWestOne Bank |
| $350,000–1 million | IPS CRANES INC. | Saint Paul, MN | MidWestOne Bank |
| $350,000–1 million | IPS CRANES, INC. | SAINT PAUL, MN | MidWestOne Bank |
| $150,000–350,000 | IVC SOUTH LLC | Balch Springs, TX | MidWestOne Bank |
| $150,000–350,000 | IVC SOUTH, LLC | BALCH SPRINGS, TX | MidWestOne Bank |
| $350,000–1 million | IVC WISCONSIN LLC | Osceola, WI | MidWestOne Bank |
| $350,000–1 million | IVC WISCONSIN, LLC | OSCEOLA, WI | MidWestOne Bank |
| $150,000–350,000 | J & R SUPPLY INC | EAST DUBUQUE, IL | MidWestOne Bank |
| $350,000–1 million | J. PETTIECORD, INC | BONDURANT, IA | MidWestOne Bank |
| $150,000–350,000 | J.D. DREDGING & EXCAVATING DBA UNITED DREDGING | Ellsworth, WI | MidWestOne Bank |
| $150,000–350,000 | J.D. DREDGING & EXCAVATING INC | ELLSWORTH, WI | MidWestOne Bank |
| $150,000–350,000 | JA PRICE AGENCY, INC. | EDEN PRAIRIE, MN | MidWestOne Bank |
| $150,000–350,000 | JASON E MEYER PHYSICAL THERAPY | Dubuque, IA | MidWestOne Bank |
| $150,000–350,000 | JASON E MEYER PHYSICAL THERAPY PC | DUBUQUE, IA | MidWestOne Bank |
| $150,000–350,000 | JASSAS CAPITAL LLC | Fort Myers, FL | MidWestOne Bank |
| $150,000–350,000 | JC AUTO ENTERPRISES INC | Rogers, MN | MidWestOne Bank |
| $150,000–350,000 | JDJ OPERATIONS LLC | Dyersville, IA | MidWestOne Bank |
| $150,000–350,000 | JDJ OPERATIONS, LLC | MOULTRIE, GA | MidWestOne Bank |
| $150,000–350,000 | JEDA POLYMERS LLC | DYERSVILLE, IA | MidWestOne Bank |
| $350,000–1 million | JIM GIESE COMMERCIAL ROOFING INC | BELLEVUE, IA | MidWestOne Bank |
| $350,000–1 million | JIM GIESE COMMERCIAL ROOFING INC. | Dubuque, IA | MidWestOne Bank |
| $150,000–350,000 | JIMMY JACK MAC INC. | Iowa City, IA | MidWestOne Bank |
| $150,000–350,000 | JIMMY JACK MAC, INC. | IOWA CITY, IA | MidWestOne Bank |
| $350,000–1 million | JME OF MONTICELLO INC | MONTICELLO, MN | MidWestOne Bank |
| $150,000–350,000 | JNB GAMING LLC | LA MOTTE, IA | MidWestOne Bank |
| $2–5 million | JNR ADJUSTMENT CO, INC. | MINNEAPOLIS, MN | MidWestOne Bank |
| $2–5 million | JNR ADJUSTMENT COMPANY INC | Plymouth, MN | MidWestOne Bank |
| $150,000–350,000 | JONES FAMILY DENTISTRY | Iowa City, IA | MidWestOne Bank |
| $150,000–350,000 | JONES FAMILY DENTISTRY, P.C. | IOWA CITY, IA | MidWestOne Bank |
| $150,000–350,000 | JORDAN MARILAND CORPORATION | Cedar Falls, IA | MidWestOne Bank |
| $2–5 million | JOSEPH L ERTL, INC. | DYERSVILLE, IA | MidWestOne Bank |
| $1–2 million | JOSEPH L. ERTL INC. | Dyersville, IA | MidWestOne Bank |
| $1–2 million | K. BARNETT & SONS INC. | Clovis, NM | MidWestOne Bank |
| $1–2 million | K. BARNETT & SONS, INC. | CLOVIS, NM | MidWestOne Bank |
| $150,000–350,000 | KAGE INNOVATION LLC | OSCEOLA, WI | MidWestOne Bank |
| $350,000–1 million | KAREZI INC | Bonita Springs, FL | MidWestOne Bank |
| $350,000–1 million | KAREZI INC | BONITA SPRINGS, FL | MidWestOne Bank |
| $150,000–350,000 | KEITH D VILLHAUER ENTERPRISES INC | CORALVILLE, IA | MidWestOne Bank |
| $150,000–350,000 | KELAIRIS CORPORATION | SAINT MICHAEL, MN | MidWestOne Bank |
| $350,000–1 million | KEYSTONE LABORATORIES INC. | Newton, IA | MidWestOne Bank |
| $1–2 million | KLAUER MANUFACTURING COMPANY | DUBUQUE, IA | MidWestOne Bank |
| $150,000–350,000 | KLOSTERMANN BROTHERS INC'S | EARLVILLE, IA | MidWestOne Bank |
| $350,000–1 million | KLUESNER CONSTRUCTION INC | FARLEY, IA | MidWestOne Bank |
| $150,000–350,000 | KONRAD CORPORATION | HUDSON, WI | MidWestOne Bank |
| $150,000–350,000 | KONRAD MARINE, INC. | HUDSON, WI | MidWestOne Bank |
| $150,000–350,000 | KRAEMER'S WATER STORE, INC. | RICHLAND CENTER, WI | MidWestOne Bank |
| $1–2 million | KRAFT CONTRACTING, LLC | WOODBURY, MN | MidWestOne Bank |
| $150,000–350,000 | KRAIG FORD, INC. | OSKALOOSA, IA | MidWestOne Bank |
| $150,000–350,000 | KRAMER FAMILY DENTAL INC | DUBUQUE, IA | MidWestOne Bank |
| $150,000–350,000 | KRAMER FAMILY DENTAL INC. | Dubuque, IA | MidWestOne Bank |
| $1–2 million | KRIEGER MOTOR COMPANY | MUSCATINE, IA | MidWestOne Bank |
| $150,000–350,000 | KRIEGERS OF DEWITT | DE WITT, IA | MidWestOne Bank |
| $150,000–350,000 | KRNA INC | CEDAR RAPIDS, IA | MidWestOne Bank |
| $350,000–1 million | KZIA INC. | Cedar Rapids, IA | MidWestOne Bank |
| $1–2 million | L&M CORRUGATED CONTAINER CORPORATION | PLATTEVILLE, WI | MidWestOne Bank |
| $2–5 million | LADD MEMORIAL HOSPITAL INC | OSCEOLA, WI | MidWestOne Bank |
| $150,000–350,000 | LAKES INTL LANGUAGE ACADEMY | FOREST LAKE, MN | MidWestOne Bank |
| $150,000–350,000 | LANCASTER DENTAL ASSOCIATES | Lancaster, WI | MidWestOne Bank |
| $150,000–350,000 | LANCASTER DENTAL ASSOCIATES, LLC | LANCASTER, WI | MidWestOne Bank |
| $150,000–350,000 | LANCASTER MACHINE & TOOL INC | LANCASTER, WI | MidWestOne Bank |
| $150,000–350,000 | LANGSTON PEARSON ENTERPRISES INC | SAINT PAUL, MN | MidWestOne Bank |
| $150,000–350,000 | LANGWORTHY DENTAL GROUP PC | DUBUQUE, IA | MidWestOne Bank |
| $150,000–350,000 | LANGWORTHY DENTAL GROUP PC | Dubuque, IA | MidWestOne Bank |
| $1–2 million | LAWRENCE CONSTRUCTION COMPANY | LITTLETON, CO | MidWestOne Bank |
| $1–2 million | LEEPFROG TECHNOLOGIES INC | CORALVILLE, IA | MidWestOne Bank |
| $150,000–350,000 | LEVERTY AND ASSOCIATES | HUDSON, WI | MidWestOne Bank |
| $150,000–350,000 | LIBERTY DOORS INC | North Liberty, IA | MidWestOne Bank |