| $350,000–1 million | NORTHERN STATES INDOOR TAN LLC | Grand Forks, ND | Old National Bank |
| $350,000–1 million | NORTHERN U & S, INC. | Bloomington, MN | Old National Bank |
| $350,000–1 million | NORTHLAND FOREST PRODUCTS, INC | SHAKOPEE, MN | Old National Bank |
| $350,000–1 million | NORTHLAND PAVING, LLC | LAKEVILLE, MN | Old National Bank |
| $1–2 million | NORTHLAND TEMPORARIES, INC. | SAINT PAUL, MN | Old National Bank |
| $150,000–350,000 | NORTHPORT ENGINEERING INC. | Mendota Heights, MN | Old National Bank |
| $150,000–350,000 | NORTHPORT ENGINEERING, INC. | SAINT PAUL, MN | Old National Bank |
| $150,000–350,000 | NORTHSTAR SURGICAL, INC. | EDINA, MN | Old National Bank |
| $350,000–1 million | NOTE TECH INDUSTRIES LLC | Elkhart, IN | Old National Bank |
| $350,000–1 million | NOTE TECH INDUSTRIES, LLC | ELKHART, IN | Old National Bank |
| $1–2 million | NOVA CLASSICAL ACADEMY | SAINT PAUL, MN | Old National Bank |
| $350,000–1 million | NOVA POLYMERS, INC. | EVANSVILLE, IN | Old National Bank |
| $150,000–350,000 | NOW BOARDING, INC. | MINNEAPOLIS, MN | Old National Bank |
| $150,000–350,000 | NOW SPORTS INCORPORATED | SAINT PAUL, MN | Old National Bank |
| $150,000–350,000 | NPBC DETROIT LLC | Grand Rapids, MI | Old National Bank |
| $150,000–350,000 | NPBC DETROIT, LLC | GRAND RAPIDS, MI | Old National Bank |
| $150,000–350,000 | NTM INC. | Minneapolis, MN | Old National Bank |
| $150,000–350,000 | NU-STAR INC | SHAKOPEE, MN | Old National Bank |
| $150,000–350,000 | NUCOAT INC | MINNEAPOLIS, MN | Old National Bank |
| $150,000–350,000 | NUSSMEIER ENGRAVING COMPANY INC | Evansville, IN | Old National Bank |
| $150,000–350,000 | NUSSMEIER ENGRAVING COMPANY, INC | EVANSVILLE, IN | Old National Bank |
| $350,000–1 million | NVB PLAYGROUNDS, INC. | GREENFIELD, IN | Old National Bank |
| $150,000–350,000 | NVR SURFACES LLC | ROCKFORD, MN | Old National Bank |
| $150,000–350,000 | O & M CONSTRUCTION INC. | Union City, IN | Old National Bank |
| $350,000–1 million | O&M CONSTRUCTION, INC | UNION CITY, IN | Old National Bank |
| $150,000–350,000 | O'BRIEN'S PUBLIC HOUSE, LLC | SHAKOPEE, MN | Old National Bank |
| $150,000–350,000 | O'BRIEN'S PUBLIC HOUSELLC | Shakopee, MN | Old National Bank |
| $350,000–1 million | O'BRYAN BARREL COMPANY INC. | EVANSVILLE, IN | Old National Bank |
| $150,000–350,000 | O-X STUDIO INC. | Ann Arbor, MI | Old National Bank |
| $150,000–350,000 | OAK HILL CHRISTIAN CENTER INC. | EVANSVILLE, IN | Old National Bank |
| $150,000–350,000 | OAK MANAGEMENT & DEVELOPMENT COMPANY | MINNEAPOLIS, MN | Old National Bank |
| $150,000–350,000 | OAK MEADOW COUNTRY CLUB INC | EVANSVILLE, IN | Old National Bank |
| $350,000–1 million | OASIS COMPUTER SOLUTIONS, INC. | LOUISVILLE, KY | Old National Bank |
| $150,000–350,000 | OCTO FISHBAR LLC | MINNEAPOLIS, MN | Old National Bank |
| $150,000–350,000 | OHNSORG TRUCK BODIES INC | BELLE PLAINE, MN | Old National Bank |
| $150,000–350,000 | OLD HOME FOODS, INC. | Bloomington, MN | Old National Bank |
| $150,000–350,000 | OLIVER FAMILY HEALTHCARE, P.C. | INDIANAPOLIS, IN | Old National Bank |
| $2–5 million | OLYMPIA TILE (USA), INC. | Plymouth, MN | Old National Bank |
| $150,000–350,000 | ONE LIFE NETWORK, INC. | EVANSVILLE, IN | Old National Bank |
| $350,000–1 million | ONE T, INC | ELKHART, IN | Old National Bank |
| $150,000–350,000 | OPUS 21 MANAGEMENT SOLUTIONS, LLC | SAINT PAUL, MN | Old National Bank |
| $1–2 million | ORAL AND MAXILLOFACIAL SURGICAL CONSULTANTS P.A. | Chanhassen, MN | Old National Bank |
| $350,000–1 million | ORAL MAXILLOFACIAL SURGICAL CONSULTANTS | CHANHASSEN, MN | Old National Bank |
| $350,000–1 million | ORAL SURGERY GROUP OF EVANSVILLE, INC. | EVANSVILLE, IN | Old National Bank |
| $2–5 million | ORGAN PROCUREMENT AGENCY OF MICHIGAN | ANN ARBOR, MI | Old National Bank |
| $5–10 million | ORTHOPAEDIC ASSOCIATES OF GRAND RAPIDS, P.C. | GRAND RAPIDS, MI | Old National Bank |
| $1–2 million | OTOLARYNGOLOGY ASSOCIATES LLC | Indianapolis, IN | Old National Bank |
| $1–2 million | OTOLARYNGOLOGY ASSOCIATES, LLC | INDIANAPOLIS, IN | Old National Bank |
| $150,000–350,000 | OUR LADY OF GOOD HOPE CATHOLIC CHURCH | FORT WAYNE, IN | Old National Bank |
| $150,000–350,000 | OUTSIDE THE BOX | INDIANAPOLIS, IN | Old National Bank |
| $150,000–350,000 | OUTSIDE THE BOX INC. | Indianapolis, IN | Old National Bank |
| $150,000–350,000 | OVERBYE TRANSPORT INC | LAKEVILLE, MN | Old National Bank |
| $350,000–1 million | OWENSBORO DERMATOLOGY ASSOCIATES, PSC | OWENSBORO, KY | Old National Bank |
| $1–2 million | OWENSBORO MEDICAL PRACTICE PLLC | OWENSBORO, KY | Old National Bank |
| $150,000–350,000 | OX STUDIO INC. | ANN ARBOR, MI | Old National Bank |
| $150,000–350,000 | OXFORD DESIGN BUILD LLC | Ann Arbor, MI | Old National Bank |
| $150,000–350,000 | OXFORD DESIGN BUILD, LLC | ANN ARBOR, MI | Old National Bank |
| $1–2 million | OXFORD PROPERTY MANAGEMENT LLC | ANN ARBOR, MI | Old National Bank |
| $350,000–1 million | P & I SUPPLY COMPANY, INC | EVANSVILLE, IN | Old National Bank |
| $350,000–1 million | P&I SUPPLY COMPANY INC | Evansville, IN | Old National Bank |
| $150,000–350,000 | P. W. B. INC. | Owensboro, KY | Old National Bank |
| $350,000–1 million | PACIV-USA, LLC. | INDIANAPOLIS, IN | Old National Bank |
| $150,000–350,000 | PAGLIAIS PIZZA INC | Mankato, MN | Old National Bank |
| $150,000–350,000 | PAGLIAIS PIZZA, INC. | MANKATO, MN | Old National Bank |
| $150,000–350,000 | PAITSON BROS HEATING & AIR CONDITIONING, INC. | TERRE HAUTE, IN | Old National Bank |
| $150,000–350,000 | PAITSON BROS. HEATING & AIR CONDITIONING INC. | Terre Haute, IN | Old National Bank |
| $1–2 million | PALMER HAMILTON LLC | Elkhorn, WI | Old National Bank |
| $1–2 million | PALMER HAMILTON, LLC | ELKHORN, WI | Old National Bank |
| $150,000–350,000 | PALMER OIL COMPANY, INC | HENDERSON, KY | Old National Bank |
| $1–2 million | PALMER WEST CONSTRUCTION COMPANY INC. | ROGERS, MN | Old National Bank |
| $1–2 million | PALMER WEST CONSTRUCTION COMPANY INC. | Rogers, MN | Old National Bank |
| $350,000–1 million | PANEL SOLUTIONS, INC. | ELKHART, IN | Old National Bank |
| $150,000–350,000 | PARAGON PROMOTIONS INC. | Evansville, IN | Old National Bank |
| $150,000–350,000 | PARAGON PROMOTIONS, INC. | EVANSVILLE, IN | Old National Bank |
| $150,000–350,000 | PARAGON TUBE CORPORATION | FORT WAYNE, IN | Old National Bank |
| $150,000–350,000 | PARAGON TUBE CORPORATION | Fort Wayne, IN | Old National Bank |
| $350,000–1 million | PARISH OF SAINTS JOACHIM AND ANNE OF SHAKOPEE | Shakopee, MN | Old National Bank |
| $350,000–1 million | PARISH OF SAINTS JOACHIM AND ANNE OF SHAKOPEE | SHAKOPEE, MN | Old National Bank |
| $350,000–1 million | PARISH OF THE ANNUNCIATION OF THE LORD | EVANSVILLE, IN | Old National Bank |
| $350,000–1 million | PARKINSON'S SPECIALTY CARE LLC | MINNEAPOLIS, MN | Old National Bank |
| $150,000–350,000 | PARKS LIVESTOCK, INC. | DANVILLE, IL | Old National Bank |
| $150,000–350,000 | PARKS OF IOWA LC | Danville, IL | Old National Bank |
| $150,000–350,000 | PARKS OF IOWA, L.C. | DANVILLE, IL | Old National Bank |
| $150,000–350,000 | PARTNERS IN DENTAL CARE | Grand Rapids, MI | Old National Bank |
| $150,000–350,000 | PARTNERS IN DENTAL CARE | GRAND RAPIDS, MI | Old National Bank |
| $1–2 million | PATHFINDERS ADVERTISING AND MARKETING GROUP INC | Mishawaka, IN | Old National Bank |
| $350,000–1 million | PATHFINDERS ADVERTISING AND MARKETING GROUP, INC. | MISHAWAKA, IN | Old National Bank |
| $150,000–350,000 | PATOKA CAPITAL LLC | New Albany, IN | Old National Bank |
| $150,000–350,000 | PATOKA CAPITAL, LLC | NEW ALBANY, IN | Old National Bank |
| $1–2 million | PAUL A. SCHMITT MUSIC COMPANY | MINNEAPOLIS, MN | Old National Bank |
| $350,000–1 million | PAUL I. CRIPE, INC. | INDIANAPOLIS, IN | Old National Bank |
| $150,000–350,000 | PAUL'S QUALITY COLLISION LLC | MONROE, MI | Old National Bank |
| $150,000–350,000 | PAUL'S QUALITY COLLISION LLC | Monroe, MI | Old National Bank |
| $150,000–350,000 | PAUTZ CONSTRUCTIONS SERVICES INC | PRIOR LAKE, MN | Old National Bank |
| $150,000–350,000 | PAYROLL SOLUTIONS INC | Lexington, KY | Old National Bank |
| $350,000–1 million | PCS FOR PEOPLE | SAINT PAUL, MN | Old National Bank |
| $350,000–1 million | PDQ WORKHOLDING LLC | Columbia City, IN | Old National Bank |
| $350,000–1 million | PEDIATRIC ASSOCIATES INC. | Fort Wayne, IN | Old National Bank |
| $350,000–1 million | PEDIATRIC ASSOCIATES, INC | FORT WAYNE, IN | Old National Bank |
| $150,000–350,000 | PEDIATRIC SURGEONS OF WEST MICHIGAN P.C. | GRAND RAPIDS, MI | Old National Bank |