| $150,000–350,000 | LINCOLN NURSERIES, INC. | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | LIQUID ASSET PARTNERS LLC | GRAND RAPIDS, MI | Old National Bank |
| $150,000–350,000 | LIVING STONES ACADEMY | GRAND RAPIDS, MI | The Huntington National Bank |
| $150,000–350,000 | LLSH, LLC | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | LODESTAR CONSTRUCTOIN, INC. | GRAND RAPIDS, MI | ChoiceOne Bank |
| $350,000–1 million | LOEKS THEATRES, INC. | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | LOF2 GRAND RAPIDS JV TRS, LLC | GRAND RAPIDS, MI | First International Bank & Trust |
| $150,000–350,000 | LOGICAL LOGISTICS | GRAND RAPIDS, MI | ChoiceOne Bank |
| $150,000–350,000 | LOGICDATA NORTH AMERICA | GRAND RAPIDS, MI | The Huntington National Bank |
| $5–10 million | LOWERY CORP | GRAND RAPIDS, MI | PNC Bank, National Association |
| $350,000–1 million | LPIT SOLUTIONS, INC. | GRAND RAPIDS, MI | Macatawa Bank |
| $350,000–1 million | LUCAS CONCRETE CONSTRUCTION LLC | GRAND RAPIDS, MI | Consumers Credit Union |
| $5–10 million | LUMBERMEN'S INC. | GRAND RAPIDS, MI | The Huntington National Bank |
| $150,000–350,000 | LUMEN ELECTRIC, INC. | GRAND RAPIDS, MI | United Bank of Michigan |
| $150,000–350,000 | LUNA 64, LLC | GRAND RAPIDS, MI | United Bank of Michigan |
| $350,000–1 million | LWHS, LTD. | GRAND RAPIDS, MI | The Huntington National Bank |
| $2–5 million | M. C. VAN KAMPEN TRUCKING, INC. | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | MAC DENTAL LABORATORY INC | GRAND RAPIDS, MI | The Huntington National Bank |
| $350,000–1 million | MADCAP COFFEE COMPANY | GRAND RAPIDS, MI | Independent Bank |
| $150,000–350,000 | MADISON SQUARE CHRISTIAN REFORMED CHURCH | GRAND RAPIDS, MI | Consumers Credit Union |
| $150,000–350,000 | MAGIC TRANSPORTATION COMPANY, INC. | GRAND RAPIDS, MI | Comerica Bank |
| $5–10 million | MARCECO LTD | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | MARTHA'S VINEYARD, LTD. | GRAND RAPIDS, MI | United Bank of Michigan |
| $150,000–350,000 | MARU GRAND RAPIDS, LLC | GRAND RAPIDS, MI | Independent Bank |
| $150,000–350,000 | MASCOTS NO. 710, LLC | GRAND RAPIDS, MI | Macatawa Bank |
| $150,000–350,000 | MASSELINK BROS TRUCKING SERVICE INC | GRAND RAPIDS, MI | JPMorgan Chase Bank, National Association |
| $350,000–1 million | MASTER FINISH CO. | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | MATECO DRILLING COMPANY | GRAND RAPIDS, MI | The Huntington National Bank |
| $350,000–1 million | MATERIALS TESTING CONSULTANTS INC | GRAND RAPIDS, MI | The Huntington National Bank |
| $150,000–350,000 | MATHISON / MATHISON ARCHITECTS LLC | GRAND RAPIDS, MI | Old National Bank |
| $150,000–350,000 | MAYDAY AVIONICS INC | GRAND RAPIDS, MI | Sturgis Bank & Trust Company |
| $350,000–1 million | MCCARTHY GROUP INDUSTRIES, INC. | GRAND RAPIDS, MI | West Michigan Community Bank |
| $150,000–350,000 | MCCARTHY GROUP, INCORPORATED | GRAND RAPIDS, MI | United Bank of Michigan |
| $150,000–350,000 | MCDONALD PIERANGELI MACFARLANE, PLLC | GRAND RAPIDS, MI | Macatawa Bank |
| $350,000–1 million | MCGARRY BAIR P.C. | GRAND RAPIDS, MI | Macatawa Bank |
| $150,000–350,000 | MCGRAW CONSTRUCTION INC. | GRAND RAPIDS, MI | Mercantile Bank |
| $350,000–1 million | MCSHANE & BOWIE, PLC | GRAND RAPIDS, MI | Old National Bank |
| $150,000–350,000 | MECHANICAL RUBBER & TRANSMISSION, INC. | GRAND RAPIDS, MI | Old National Bank |
| $150,000–350,000 | MED MANAGEMENT INC | GRAND RAPIDS, MI | PNC Bank, National Association |
| $2–5 million | MEEKHOF TIRE SALES & SERVICE INC | GRAND RAPIDS, MI | Mercantile Bank |
| $1–2 million | MEL TROTTER MINISTRIES | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | MERCHANDISE EQUIPMENT AND SUPPLY, INC. | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | MERL'S TOWING SERVICE, INC. | GRAND RAPIDS, MI | Fifth Third Bank |
| $150,000–350,000 | MERMAID BUSINESS LLC | GRAND RAPIDS, MI | Busey Bank |
| $150,000–350,000 | MERTENS HOSPITALITY, LLC | GRAND RAPIDS, MI | Fifth Third Bank |
| $350,000–1 million | METAL PLUS LLC | GRAND RAPIDS, MI | Mercantile Bank |
| $350,000–1 million | METAS, LLC | GRAND RAPIDS, MI | The Huntington National Bank |
| $350,000–1 million | MEULENBERG PAINTING & DECORATING, INC. | GRAND RAPIDS, MI | Macatawa Bank |
| $350,000–1 million | MEYER MUSIC INC | GRAND RAPIDS, MI | Bank of America, National Association |
| $150,000–350,000 | MH VILLAGE, INC | GRAND RAPIDS, MI | The Huntington National Bank |
| $150,000–350,000 | MIBIZ INC | GRAND RAPIDS, MI | Old National Bank |
| $150,000–350,000 | MICH. CERTIFIED CONCRETE PRODUCTS, INC. | GRAND RAPIDS, MI | JPMorgan Chase Bank, National Association |
| $350,000–1 million | MICHAELS & ASSOCIATES, INC. | GRAND RAPIDS, MI | First State Bank |
| $350,000–1 million | MICHCOR CONTAIN, INC. | GRAND RAPIDS, MI | First National Bank of Michigan |
| $1–2 million | MICHIGAN CHRISTIAN HOME | GRAND RAPIDS, MI | First Source Federal Credit Union |
| $2–5 million | MICHIGAN PAIN CONSULTANTS, PC | GRAND RAPIDS, MI | Fifth Third Bank |
| $150,000–350,000 | MICHIGAN PATTERN WORKS, INC. | GRAND RAPIDS, MI | Fifth Third Bank |
| $1–2 million | MICHIGAN REPRODUCTIVE AND IVF CENTER | GRAND RAPIDS, MI | PNC Bank, National Association |
| $150,000–350,000 | MICHIGAN SPORTS ACADEMIES LLC | GRAND RAPIDS, MI | Macatawa Bank |
| $150,000–350,000 | MICHIGAN SPORTS ACADEMIES, LLC | GRAND RAPIDS, MI | Macatawa Bank |
| $5–10 million | MICHIGAN TURKEY PRODUCERS, LLC | GRAND RAPIDS, MI | Greenstone Farm Credit Services, ACA |
| $150,000–350,000 | MICHIGAN UROLOGICAL, P.C. | GRAND RAPIDS, MI | The Huntington National Bank |
| $1–2 million | MICHIGAN WHEEL OPERATIONS, LLC | GRAND RAPIDS, MI | Macatawa Bank |
| $350,000–1 million | MICO INDUSTRIES, INC. | GRAND RAPIDS, MI | The Huntington National Bank |
| $350,000–1 million | MICRON MFG. COMPANY | GRAND RAPIDS, MI | JPMorgan Chase Bank, National Association |
| $150,000–350,000 | MICROVISIONS INC | GRAND RAPIDS, MI | The Huntington National Bank |
| $150,000–350,000 | MID TOWNE HOSPITALITY LLC | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | MIDDLETON PRINTING AND LABELS INC | GRAND RAPIDS, MI | The Huntington National Bank |
| $150,000–350,000 | MIDTOWN VENTURES GR LLC | GRAND RAPIDS, MI | Union Bank |
| $350,000–1 million | MIDWAY MOTORHOMES, INC. | GRAND RAPIDS, MI | Macatawa Bank |
| $350,000–1 million | MIDWEST GEODRILL, LLC | GRAND RAPIDS, MI | The Huntington National Bank |
| $350,000–1 million | MIDWEST INSTITUTE OF HEALTH PLLC | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | MIDWEST SAFETY PRODUCTS, INC. | GRAND RAPIDS, MI | The Huntington National Bank |
| $350,000–1 million | MIEN COMPANY | GRAND RAPIDS, MI | Comerica Bank |
| $150,000–350,000 | MIERAS FAMILY SHOES, INC. | GRAND RAPIDS, MI | JPMorgan Chase Bank, National Association |
| $350,000–1 million | MIKA, MEYERS, BECKETT & JONES, PLC | GRAND RAPIDS, MI | Macatawa Bank |
| $150,000–350,000 | MIKE & JOHNNY BRANN'S STEAK & SEAFOOD, INC. | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | MILLENNIA TELECOM, LLC | GRAND RAPIDS, MI | Mercantile Bank |
| $150,000–350,000 | MILLER CONSULTATIONS & ELECTIONS, INC. | GRAND RAPIDS, MI | Fifth Third Bank |
| $350,000–1 million | MILLER DENTAL PRACTICE PLLC | GRAND RAPIDS, MI | KeyBank National Association |
| $350,000–1 million | MILLER WELDING SUPPLY COMPANY | GRAND RAPIDS, MI | Macatawa Bank |
| $2–5 million | MILLER, JOHNSON, SNELL & CUMMISKEY, P.L.C. | GRAND RAPIDS, MI | Macatawa Bank |
| $350,000–1 million | MILLWIRE LLC | GRAND RAPIDS, MI | PNC Bank, National Association |
| $150,000–350,000 | MINNEMA TUFF-COVER, INCORPORATED | GRAND RAPIDS, MI | Macatawa Bank |
| $350,000–1 million | MISSION POINT OF FOREST HILLS, LLC | GRAND RAPIDS, MI | Mercantile Bank |
| $350,000–1 million | MISTER-E-LIQUID LLC | GRAND RAPIDS, MI | The Huntington National Bank |
| $150,000–350,000 | MIXEDMI, LLC | GRAND RAPIDS, MI | West Michigan Community Bank |
| $150,000–350,000 | MKB HOLDINGS LLC | GRAND RAPIDS, MI | Fifth Third Bank |
| $150,000–350,000 | MKL AND ASSOCIATES, INC. | GRAND RAPIDS, MI | Fifth Third Bank |
| $2–5 million | MM SERVICES II, LLC | GRAND RAPIDS, MI | The Huntington National Bank |
| $150,000–350,000 | MOD FUEL LLC | GRAND RAPIDS, MI | Bank of America, National Association |
| $150,000–350,000 | MOD SIGNS, INC | GRAND RAPIDS, MI | First National Bank of Michigan |
| $350,000–1 million | MODEL COVERALL SERVICE, INC. | GRAND RAPIDS, MI | Fifth Third Bank |
| $350,000–1 million | MODEL DIE & MOLD, INC. | GRAND RAPIDS, MI | Macatawa Bank |
| $150,000–350,000 | MODERN HARDWARE | GRAND RAPIDS, MI | Mercantile Bank |
| $2–5 million | MODULAR TRANSPORTATION CO. | GRAND RAPIDS, MI | Macatawa Bank |
| $150,000–350,000 | MONDER INC | GRAND RAPIDS, MI | The Huntington National Bank |
| $1–2 million | MONSMA MARKETING CORPORATION | GRAND RAPIDS, MI | JPMorgan Chase Bank, National Association |
| $1–2 million | MONTAGE, INC. | GRAND RAPIDS, MI | Consumers Credit Union |
| $350,000–1 million | MOORE & BRUGGINK INC. | GRAND RAPIDS, MI | Mercantile Bank |