| $350,000–1 million | M & C FONSECA CONSTRUCTION COMPANY, INC. | GRANITE SHOALS, TX | BancorpSouth Bank |
| $150,000–350,000 | M & M LAWN AND IRRIGATION LLC | LAKE CHARLES, LA | BancorpSouth Bank |
| $150,000–350,000 | M & M SALES AND SERVICE LLC | TIMPSON, TX | BancorpSouth Bank |
| $1–2 million | M CHEST INSTITUTIONAL PHARMACY GROUP LLC | TYLER, TX | BancorpSouth Bank |
| $150,000–350,000 | M&K CPAS PLLC | HOUSTON, TX | BancorpSouth Bank |
| $150,000–350,000 | MAC'S TIRE CENTER, INC. | TUPELO, MS | BancorpSouth Bank |
| $150,000–350,000 | MACE'S HEAVY DUTY TOWING SERIES LLC | MEMPHIS, TN | BancorpSouth Bank |
| $150,000–350,000 | MACELLAIO LLC | DALLAS, TX | BancorpSouth Bank |
| $150,000–350,000 | MACK TRANSPORTATION LLC | GUNTERSVILLE, AL | BancorpSouth Bank |
| $150,000–350,000 | MACSOUP, LLC | WEST LAKE HILLS, TX | BancorpSouth Bank |
| $150,000–350,000 | MADISON POLYMER ADDITIVES, INC. | RIDGELAND, MS | BancorpSouth Bank |
| $150,000–350,000 | MADISON UNITED METHODIST CHURCH | MADISON, MS | BancorpSouth Bank |
| $350,000–1 million | MAGNOLIA SPECIALIZED SERVICES, INC. | MAGNOLIA, AR | BancorpSouth Bank |
| $350,000–1 million | MALONE ROOFING SERVICES, LLC | JACKSON, MS | BancorpSouth Bank |
| $350,000–1 million | MANDAL'S, INC. | GULFPORT, MS | BancorpSouth Bank |
| $1–2 million | MANOR GROVE INCORPORATED | KIRKWOOD, MO | BancorpSouth Bank |
| $150,000–350,000 | MANTACHIE RURAL HEALTH CARE INC. | MANTACHIE, MS | BancorpSouth Bank |
| $150,000–350,000 | MAPLES MEMORIAL UNITED METHODIST CHURCH | OLIVE BRANCH, MS | BancorpSouth Bank |
| $150,000–350,000 | MAR-DAN, INC. | GUNTOWN, MS | BancorpSouth Bank |
| $350,000–1 million | MARC WHITEHEAD & ASSOCIATES, ATTORNEYS AT LAW LTD, LLP | HOUSTON, TX | BancorpSouth Bank |
| $350,000–1 million | MARGOLIN HEBREW ACADEMY - YESHIVA OF THE SOUTH | MEMPHIS, TN | BancorpSouth Bank |
| $150,000–350,000 | MARINE & MAINLAND HYDRAULIC SERVICES, INC | MOBILE, AL | BancorpSouth Bank |
| $150,000–350,000 | MARINE FLOORING LLC | CYPRESS, TX | BancorpSouth Bank |
| $350,000–1 million | MARINE TRANSPORTATION SERVICES, INC. | PANAMA CITY, FL | BancorpSouth Bank |
| $150,000–350,000 | MARINELAND OF WACO INC | WACO, TX | BancorpSouth Bank |
| $150,000–350,000 | MARK CLINE DBA NONE | NACOGDOCHES, TX | BancorpSouth Bank |
| $150,000–350,000 | MARKET STREET RECYCLING, LP | WACO, TX | BancorpSouth Bank |
| $150,000–350,000 | MARLIN RODRIGUES DBA RODRIGUES AND SONS LOGGING | NACOGDOCHES, TX | BancorpSouth Bank |
| $150,000–350,000 | MARTIN BROS. - SARDIS, LLC | SARDIS, MS | BancorpSouth Bank |
| $350,000–1 million | MARTIN'S BARBECUE, LLC | NOLENSVILLE, TN | BancorpSouth Bank |
| $150,000–350,000 | MARTIN'S BBQ JOINT SPRING HILL, LLC | NASHVILLE, TN | BancorpSouth Bank |
| $150,000–350,000 | MARTIN'S BBQ SC LLC | MOUNT PLEASANT, SC | BancorpSouth Bank |
| $1–2 million | MARTINS BBQ JOINT MT. JULIET, LLC | NASHVILLE, TN | BancorpSouth Bank |
| $150,000–350,000 | MARTINS BBQ WEST END LLC | NASHVILLE, TN | BancorpSouth Bank |
| $350,000–1 million | MARY MAHONEY'S, INC. | BILOXI, MS | BancorpSouth Bank |
| $350,000–1 million | MAS SENIOR LIVING, LLC | BOURBONNAIS, IL | BancorpSouth Bank |
| $350,000–1 million | MASTER RIG INTERNATIONAL, L.L.L.P. | HOUSTON, TX | BancorpSouth Bank |
| $150,000–350,000 | MATTHEWSON DRIG CO INC | MARSHALL, TX | BancorpSouth Bank |
| $150,000–350,000 | MAX ALLEY CONSTRUCTION LLC | TEXARKANA, TX | BancorpSouth Bank |
| $5–10 million | MAX HOME, LLC | FULTON, MS | BancorpSouth Bank |
| $350,000–1 million | MAX MAHAN COMPANY, INC. | SAN SABA, TX | BancorpSouth Bank |
| $150,000–350,000 | MAXXGUARD INCORPORATED | JACKSON, TN | BancorpSouth Bank |
| $150,000–350,000 | MAZEN'S, INC. | LAKE CHARLES, LA | BancorpSouth Bank |
| $150,000–350,000 | MBFLP INC | HAMILTON, TX | BancorpSouth Bank |
| $150,000–350,000 | MCALLISTER TOOL & MACHINE INC | HUNTSVILLE, AL | BancorpSouth Bank |
| $350,000–1 million | MCBRIDE PLUMBING, LLC | HOUSTON, TX | BancorpSouth Bank |
| $150,000–350,000 | MCCABE DENTAL CLINIC, PLLC | GULFPORT, MS | BancorpSouth Bank |
| $350,000–1 million | MCCARTHY WILD SERVICES INC | FORT WORTH, TX | BancorpSouth Bank |
| $150,000–350,000 | MCCOMB HOUSING AUTHORITY | MCCOMB, MS | BancorpSouth Bank |
| $150,000–350,000 | MCCORQUODALE TRANSFER INC | BIRMINGHAM, AL | BancorpSouth Bank |
| $350,000–1 million | MCCOWAT-MERCER PACKAGING, INC. | JACKSON, TN | BancorpSouth Bank |
| $150,000–350,000 | MCDOWELL'S MACHINE, LLC | POCAHONTAS, AR | BancorpSouth Bank |
| $350,000–1 million | MCK BEHAVIOR SERVICES, L.L.C. | BARTLETT, TN | BancorpSouth Bank |
| $350,000–1 million | MCKAY CONSULTING, INC. | SHREVEPORT, LA | BancorpSouth Bank |
| $150,000–350,000 | MCKINNEY EL CORAZON, LLC | MCKINNEY, TX | BancorpSouth Bank |
| $350,000–1 million | MCLEOD LLC | KILLEEN, TX | BancorpSouth Bank |
| $150,000–350,000 | MCWHERTER SCOTT & BOBBITT, PLC | JACKSON, TN | BancorpSouth Bank |
| $350,000–1 million | MEA INTEREST INC | LINDALE, TX | BancorpSouth Bank |
| $150,000–350,000 | MEADOWS CONSTRUCTION CO., INC. | FORT SMITH, AR | BancorpSouth Bank |
| $150,000–350,000 | MEARS FLORAL PRODUCTS, INC | SPRINGFIELD, MO | BancorpSouth Bank |
| $150,000–350,000 | MECHANICAL AUTOMATED CONTROL SYSTEMS, INC. | MEMPHIS, TN | BancorpSouth Bank |
| $150,000–350,000 | MEDICAL ASSOCIATION OF NORTHEAST LOUISIANA, INC. | WEST MONROE, LA | BancorpSouth Bank |
| $150,000–350,000 | MEDICAL LEASING, LLC | TUPELO, MS | BancorpSouth Bank |
| $350,000–1 million | MEDICAL PLAZA ON ALCORN, LLC | CORINTH, MS | BancorpSouth Bank |
| $150,000–350,000 | MEDICAL PLAZA ON HARPER, LLC | CORINTH, MS | BancorpSouth Bank |
| $150,000–350,000 | MEDICAL PRACTICE SUCCESS, LLC | TEXARKANA, TX | BancorpSouth Bank |
| $150,000–350,000 | MELANCON ENTERPRISES LLC | KEMAH, TX | BancorpSouth Bank |
| $150,000–350,000 | MELD FINANCIAL, INC. | BIRMINGHAM, AL | BancorpSouth Bank |
| $150,000–350,000 | MEMPHIS AREA ASSOCIATION OF REALTORS, INC. | MEMPHIS, TN | BancorpSouth Bank |
| $150,000–350,000 | MEMPHIS BEARING & SUPPLY CO INC | MEMPHIS, TN | BancorpSouth Bank |
| $150,000–350,000 | MENDROP ENGINEERING RESOURCES, LLC | RIDGELAND, MS | BancorpSouth Bank |
| $150,000–350,000 | MERCAT LLC | DALLAS, TX | BancorpSouth Bank |
| $1–2 million | MERCY HEALTH SERVICES, INC. | FRANKLIN, TN | BancorpSouth Bank |
| $150,000–350,000 | MERCYME, INC. | KELLER, TX | BancorpSouth Bank |
| $350,000–1 million | MESSICK PROPERTIES LLC | MARSHALL, TX | BancorpSouth Bank |
| $150,000–350,000 | METAL BUILDERS 5 STARR II LLC | PLANTERSVILLE, TX | BancorpSouth Bank |
| $150,000–350,000 | METRO AUTO PAINTING, INC. | RIDGELAND, MS | BancorpSouth Bank |
| $150,000–350,000 | MG'S RESTAURANT & BAKERY | SHERMAN, TX | BancorpSouth Bank |
| $150,000–350,000 | MI TORO 2, INC. | COLUMBUS, MS | BancorpSouth Bank |
| $350,000–1 million | MID-SOUTH ANESTHESIA CONSULTANTS, PLLC | SOUTHAVEN, MS | BancorpSouth Bank |
| $150,000–350,000 | MID-SOUTH HEART CENTER, P.C. | JACKSON, TN | BancorpSouth Bank |
| $350,000–1 million | MID-SOUTH PLUMBING & ELECTRICAL SUPPLY COMPANY, INC. | JONESBORO, AR | BancorpSouth Bank |
| $150,000–350,000 | MIDSOUTH STEEL INC. | HARRISBURG, AR | BancorpSouth Bank |
| $150,000–350,000 | MIILLER' SPECIALTY MEATS, INC | LLANO, TX | BancorpSouth Bank |
| $150,000–350,000 | MIKE LOVE & ASSOCIATES LLC | LUFKIN, TX | BancorpSouth Bank |
| $150,000–350,000 | MILAN MEDICAL CENTER, P.C. | MILAN, TN | BancorpSouth Bank |
| $2–5 million | MILLER ELECTRICAL CONTRACTORS, INC. | CHATTANOOGA, TN | BancorpSouth Bank |
| $150,000–350,000 | MILLS HOSPITALITY LLC | KATY, TX | BancorpSouth Bank |
| $150,000–350,000 | MISSION PRIMARY CARE CLINIC, PLLC | VICKSBURG, MS | BancorpSouth Bank |
| $350,000–1 million | MISSISSIPPI AQUARIUM | GULFPORT, MS | BancorpSouth Bank |
| $350,000–1 million | MISSISSIPPI COAST COLISEUM AND CONVENTION CENTER | BILOXI, MS | BancorpSouth Bank |
| $150,000–350,000 | MISSISSIPPI COAST SUPPLY COMPANY, INC. | BILOXI, MS | BancorpSouth Bank |
| $150,000–350,000 | MISSISSIPPI DISCOUNT DRUGS, LLC | CANTON, MS | BancorpSouth Bank |
| $1–2 million | MISSISSIPPI EMERGENCY ASSOCIATION PA | RIDGELAND, MS | BancorpSouth Bank |
| $150,000–350,000 | MISSISSIPPI VEIN INSTITUTE, PLLC | MADISON, MS | BancorpSouth Bank |
| $350,000–1 million | MITCHELL DENTAL CLINIC, INC. | ACKERMAN, MS | BancorpSouth Bank |
| $1–2 million | MNM ENTERPRISES, L.L.C. | VICKSBURG, MS | BancorpSouth Bank |
| $350,000–1 million | MOBILE HEART SPECIALISTS PC | MOBILE, AL | BancorpSouth Bank |
| $150,000–350,000 | MOMENTUS HEALTH MANAGEMENT, INC. | DALLAS, TX | BancorpSouth Bank |
| $150,000–350,000 | MONARCH ENDEAVORS LLC | HOUSTON, TX | BancorpSouth Bank |