| $150,000–350,000 | NORTHWEST ENT ASSOCIATES, S.C. | CHICAGO, IL | Fifth Third Bank |
| $350,000–1 million | NORTHWEST EYE SURGEONS, INC | COLUMBUS, OH | Fifth Third Bank |
| $350,000–1 million | NORTHWEST OHIO GASTROENTEROLOGY ASSOCIATES, INC | TOLEDO, OH | Fifth Third Bank |
| $150,000–350,000 | NORTHWEST PODIATRY CENTER | WHEATON, IL | Fifth Third Bank |
| $350,000–1 million | NORTHWEST SENIOR RESOURCES, INC | TRAVERSE CITY, MI | Fifth Third Bank |
| $350,000–1 million | NORTHWEST STEEL CORP. | FRANKLIN PARK, IL | Fifth Third Bank |
| $150,000–350,000 | NORTHWEST SUBURBAN PAIN ASSOCIATES | ARLINGTON HEIGHTS, IL | Fifth Third Bank |
| $150,000–350,000 | NORTHWESTERN MICHIGAN DERMATOLOGY, P.C. | TRAVERSE CITY, MI | Fifth Third Bank |
| $150,000–350,000 | NORTHWOOD ENERGY CORP | COLUMBUS, OH | Fifth Third Bank |
| $350,000–1 million | NORTHWOOD INDUSTRIES, INC | PERRYSBURG, OH | Fifth Third Bank |
| $1–2 million | NORTON MUSEUM OF ART, INC. | WEST PALM BEACH, FL | Fifth Third Bank |
| $150,000–350,000 | NORTON PACKAGING CORPORATION | GRAND HAVEN, MI | Fifth Third Bank |
| $150,000–350,000 | NORWICK ORTHODONTICS, P.C. | DEARBORN, MI | Fifth Third Bank |
| $150,000–350,000 | NORWOOD ENDOSCOPY CENTER, LLC | CINCINNATI, OH | Fifth Third Bank |
| $150,000–350,000 | NOTHPOINTE WOODS | BATTLE CREEK, MI | Fifth Third Bank |
| $2–5 million | NOTIONS MARKETING CORPORATION | GRAND RAPIDS, MI | Fifth Third Bank |
| $150,000–350,000 | NOVA RUBBER COMPANY, LLC | CHARLESTON, WV | Fifth Third Bank |
| $150,000–350,000 | NOVAK LAW, LTD. | CHICAGO, IL | Fifth Third Bank |
| $1–2 million | NOVELART MANUFACTURING COMPANY | CINCINNATI, OH | Fifth Third Bank |
| $150,000–350,000 | NOVELTE CONSTRUCTION AND DESIGN LLC | NAPLES, FL | Fifth Third Bank |
| $150,000–350,000 | NOVO CONSTRUCTION AND DESIGN L.L.C. | NAPLES, FL | Fifth Third Bank |
| $150,000–350,000 | NRC REALTY & CAPITAL ADVISORS, LLC | CHICAGO, IL | Fifth Third Bank |
| $150,000–350,000 | NSIGHT, INC. | ANDOVER, MA | Fifth Third Bank |
| $150,000–350,000 | NTS ENTERPRISES, INC. | BONITA SPRINGS, FL | Fifth Third Bank |
| $150,000–350,000 | NU-TECH POLYMERS CO., INC | WEST CHESTER, OH | Fifth Third Bank |
| $150,000–350,000 | NUAGAIN DECK AND FENCE RENEWAL, INC. | SOUTH ELGIN, IL | Fifth Third Bank |
| $2–5 million | NUCRAFT FURNITURE COMPANY | COMSTOCK PARK, MI | Fifth Third Bank |
| $350,000–1 million | NUMINA GROUP, INCORPORATED | WOODRIDGE, IL | Fifth Third Bank |
| $350,000–1 million | NUSPACE, INC. | LONG BEACH, CA | Fifth Third Bank |
| $150,000–350,000 | NUTRA-LUXE M.D., LLC | FORT MYERS, FL | Fifth Third Bank |
| $350,000–1 million | NUTRIPACK, LLC | MARKHAM, IL | Fifth Third Bank |
| $350,000–1 million | NUVEST ENTERPRISES LLC | TROY, MI | Fifth Third Bank |
| $350,000–1 million | NUVOODOO MEDIA SERVICES LLC | CINCINNATI, OH | Fifth Third Bank |
| $150,000–350,000 | NWC BODY WORKS, INC. | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $350,000–1 million | NY COMMUNITY FINANCIAL LLC | RIVER EDGE, NJ | Fifth Third Bank |
| $150,000–350,000 | O & B COMMUNITY HOMES INC | TRENTON, MI | Fifth Third Bank |
| $2–5 million | O E MEYER CO | SANDUSKY, OH | Fifth Third Bank |
| $350,000–1 million | O'BRIAN ENTERPRISES, LLC | ORLANDO, FL | Fifth Third Bank |
| $150,000–350,000 | O'CONNELL BEHAVIORIAL SERVICES, LLC. | NAPLES, FL | Fifth Third Bank |
| $350,000–1 million | O. C. KECKLEY COMPANY | SKOKIE, IL | Fifth Third Bank |
| $150,000–350,000 | O.C.E.M. ACQUISITION CORPORATION | CHICAGO, IL | Fifth Third Bank |
| $150,000–350,000 | OAK LAWN DENTAL CARE C | OAK LAWN, IL | Fifth Third Bank |
| $1–2 million | OAK LAWN MOTORS, IC | OAK LAWN, IL | Fifth Third Bank |
| $350,000–1 million | OAK LAWN RESPIRATORY AND REHABILITATION CENTER, LLC | OAK LAWN, IL | Fifth Third Bank |
| $150,000–350,000 | OAK MILL MEDICAL ASSOCIATES, S.C. | NILES, IL | Fifth Third Bank |
| $350,000–1 million | OAK PARK AND RIVER FOREST INFANT WELFARE SOCIETY | OAK PARK, IL | Fifth Third Bank |
| $150,000–350,000 | OAK PARK PEDIATRICS LTD. | OAK PARK, IL | Fifth Third Bank |
| $150,000–350,000 | OAK RESIDENTIAL PARTNERS, LLC | DEERFIELD, IL | Fifth Third Bank |
| $150,000–350,000 | OAKWOOD SALES, INC. | TROY, MI | Fifth Third Bank |
| $350,000–1 million | OCEAN CHURCH, INC. | ESTERO, FL | Fifth Third Bank |
| $350,000–1 million | OCEAN DIRECT, LLC | GARDENA, CA | Fifth Third Bank |
| $150,000–350,000 | OCHOA CONSTRUCTION LLC | ATLANTA, GA | Fifth Third Bank |
| $350,000–1 million | ODYSSEY MARINE EXPLORATION, INC. | TAMPA, FL | Fifth Third Bank |
| $2–5 million | OEC FREIGHT NY INC | ROSEDALE, NY | Fifth Third Bank |
| $150,000–350,000 | OFF THE TRAXX, LLC | COCOA, FL | Fifth Third Bank |
| $350,000–1 million | OFFICE FURNITURE CENTER, LLC | CHICAGO, IL | Fifth Third Bank |
| $150,000–350,000 | OFFICE INSTALLATIONS, INC. | WESTLAND, MI | Fifth Third Bank |
| $1–2 million | OFFICE OF EXPERIENCE LLC | CHICAGO, IL | Fifth Third Bank |
| $150,000–350,000 | OFFSHORE SPARS CO. | CHESTERFIELD, MI | Fifth Third Bank |
| $150,000–350,000 | OGDEN WELDING SYSTEMS INC | SCHERERVILLE, IN | Fifth Third Bank |
| $150,000–350,000 | OHANA ET AL CORP. | NAPLES, FL | Fifth Third Bank |
| $350,000–1 million | OHIO ADDICTION RECOVERY CENTER | COLUMBUS, OH | Fifth Third Bank |
| $150,000–350,000 | OHIO ALLERGY ASSOCIATES, INC | DAYTON, OH | Fifth Third Bank |
| $150,000–350,000 | OHIO ASPHALT ROOFING, INC | TOLEDO, OH | Fifth Third Bank |
| $150,000–350,000 | OHIO EAST HOTEL LLC | CHICAGO, IL | Fifth Third Bank |
| $1–2 million | OHIO ELECTRIC SERVICES OF DAYTON, INC | DAYTON, OH | Fifth Third Bank |
| $150,000–350,000 | OHIO FAMILY PRACTICE CENTERS, INC | FAIRLAWN, OH | Fifth Third Bank |
| $150,000–350,000 | OHIO GRAVURE TECHNOLOGIES, INC. | MIAMISBURG, OH | Fifth Third Bank |
| $150,000–350,000 | OHIO POOL EQUIPMENT & SUPPLY CO. INC | STRONGSVILLE, OH | Fifth Third Bank |
| $150,000–350,000 | OHIO PREMIUM PROVISIONS, INC | LEBANON, OH | Fifth Third Bank |
| $150,000–350,000 | OHIO RAIL CONNECTION, INC. | CHICAGO, IL | Fifth Third Bank |
| $1–2 million | OHIO TECHNICAL COLLEGE, INC. | CLEVELAND, OH | Fifth Third Bank |
| $350,000–1 million | OHIO VALLEY RESIDENTIAL SERVICES, INC. | CINCINNATI, OH | Fifth Third Bank |
| $350,000–1 million | OHIO VALLEY SUPPLY COMPANY | CINCINNATI, OH | Fifth Third Bank |
| $350,000–1 million | OJCC LLC | SPRINGFIELD, IL | Fifth Third Bank |
| $150,000–350,000 | OLDE TOWNE FLOOR COVERING, INCORPORATED | PLAINFILED, IL | Fifth Third Bank |
| $350,000–1 million | OLDER AMERICANS SERVICES CORPORATION | ORLEANS, IN | Fifth Third Bank |
| $350,000–1 million | OLIVER / HATCHER CONSTRUCTION AND DEVELOPMENT, INC. | NOVI, MI | Fifth Third Bank |
| $350,000–1 million | OLLIER MASONRY INC | BATESVILLE, IN | Fifth Third Bank |
| $350,000–1 million | OLSON DENTAL LABORATORY, INC. | CLINTON TOWNSHIP, MI | Fifth Third Bank |
| $150,000–350,000 | OLSON RUG COMPANY | CHICAGO, IL | Fifth Third Bank |
| $1–2 million | OLYMPIA FOOD INDUSTRIES, INC. | FRANKLIN PARK, IL | Fifth Third Bank |
| $150,000–350,000 | OMEGA CASTINGS, INC. | BATTLE CREEK, MI | Fifth Third Bank |
| $350,000–1 million | OMEGA ELECTRIC CO. INC. | ELK GROVE VILLAGE, IL | Fifth Third Bank |
| $150,000–350,000 | OMEGA PRINTING, INC. | BENSENVILLE, IL | Fifth Third Bank |
| $150,000–350,000 | OMEGA TITLE AGENCY, LLC | STOW, OH | Fifth Third Bank |
| $350,000–1 million | OMELETTE PARTNERS, INC. | GRAND RAPIDS, MI | Fifth Third Bank |
| $1–2 million | OMG, LLC | LOUISVILLE, KY | Fifth Third Bank |
| $350,000–1 million | OMNI PRODUCTS, INC. | MCHENRY, IL | Fifth Third Bank |
| $1–2 million | OMNIPOINT US, LLC | MIAMI, FL | Fifth Third Bank |
| $1–2 million | OMS NATIONAL INSURANCE COMPANY, RISK RETENTION GROUP | SCHAUMBURG, IL | Fifth Third Bank |
| $150,000–350,000 | ON THE MARK SERVICES, INC | WORTHINGTON, OH | Fifth Third Bank |
| $150,000–350,000 | ON TIME DISTRIBUTION, LLC | DARLINGTON, SC | Fifth Third Bank |
| $2–5 million | ONCOLOGY HEMATOLOGY CARE INC | CINCINNATI, OH | Fifth Third Bank |
| $350,000–1 million | ONE OFF HOSPITALITY GROUP LTD | CHICAGO, IL | Fifth Third Bank |
| $350,000–1 million | ONE WAY SAFETY, LLC | LA GRANGE, IL | Fifth Third Bank |
| $5–10 million | ONE10 LLC | MINNEAPOLIS, MN | Fifth Third Bank |
| $350,000–1 million | ONEFRO, LLC. | CHICAGO, IL | Fifth Third Bank |
| $350,000–1 million | ONESIGHT | MASON, OH | Fifth Third Bank |
| $350,000–1 million | ONESOURCE EMPLOYEE MANAGEMENT, LLC | CHAGRIN FALLS, OH | Fifth Third Bank |