| $1–2 million | MERCADO CONSULTANTS, INC. | ASHTON, MD | Sandy Spring Bank |
| $350,000–1 million | MERIDIAN LANDSCAPING AND DESIGN, LLC | STERLING, VA | Sandy Spring Bank |
| $150,000–350,000 | MERIT STAFFING LLC | Rockville, MD | Sandy Spring Bank |
| $150,000–350,000 | MERIT STAFFING LLC | ROCKVILLE, MD | Sandy Spring Bank |
| $150,000–350,000 | MES SIMULATION & TRAINING CORP | CHRISTMAS, FL | Sandy Spring Bank |
| $150,000–350,000 | MES SIMULATION & TRAINING CORP | Orlando, FL | Sandy Spring Bank |
| $150,000–350,000 | METAL IT, INC. | ESSEX, MD | Sandy Spring Bank |
| $150,000–350,000 | METRO LANDSCAPE & CONSTRUCTION, INC | FREDERICK, MD | Sandy Spring Bank |
| $150,000–350,000 | METROPOLITAN CENTER FOR THE VISUAL ARTS | ROCKVILLE, MD | Sandy Spring Bank |
| $150,000–350,000 | METROPOLITAN CENTER FOR THE VISUAL ARTS | Rockville, MD | Sandy Spring Bank |
| $150,000–350,000 | METROPOLITAN ESCROW AND TITLE, LLC | GAINESVILLE, VA | Sandy Spring Bank |
| $150,000–350,000 | METROPOLITAN TITLE, LLC | GAINESVILLE, VA | Sandy Spring Bank |
| $150,000–350,000 | MI-HS LLC | Baltimore, MD | Sandy Spring Bank |
| $150,000–350,000 | MI-HS LLC | BALTIMORE, MD | Sandy Spring Bank |
| $150,000–350,000 | MI-RENO LLC | Towson, MD | Sandy Spring Bank |
| $150,000–350,000 | MICHAEL BONSBY HEATING AND AIR CONDITONING LLC | Gaithersburg, MD | Sandy Spring Bank |
| $150,000–350,000 | MICHAEL BONSBY HEATING AND AIR CONDITONING, LLC | GAITHERSBURG, MD | Sandy Spring Bank |
| $150,000–350,000 | MICHAEL HARRIS DEVELOPMENT INC | Rockville, MD | Sandy Spring Bank |
| $150,000–350,000 | MICHAEL HARRIS DEVELOPMENT, INC. | ROCKVILLE, MD | Sandy Spring Bank |
| $350,000–1 million | MICHAEL S. NEALL & ASSOCIATES P.C. | Annapolis, MD | Sandy Spring Bank |
| $350,000–1 million | MICHAEL S. NEALL AND WYNEL S. P.C. | ANNAPOLIS, MD | Sandy Spring Bank |
| $150,000–350,000 | MICON INC. | Ijamsville, MD | Sandy Spring Bank |
| $150,000–350,000 | MICROFIT AUTO PARTS INC | BELTSVILLE, MD | Sandy Spring Bank |
| $150,000–350,000 | MICROGRAPHIC EQUIPMENT DESIGNS INC. | Millersville, MD | Sandy Spring Bank |
| $150,000–350,000 | MICROGRAPHIC EQUIPMENT DESIGNS, INC | MILLERSVILLE, MD | Sandy Spring Bank |
| $350,000–1 million | MID ATLANTIC CONTRACTING, INC. | WOODBINE, MD | Sandy Spring Bank |
| $350,000–1 million | MID ATLANTIC CONTROL SYSTEMS LLC | Millersville, MD | Sandy Spring Bank |
| $350,000–1 million | MID ATLANTIC PARKING SERVICES INC | Alexandria, VA | Sandy Spring Bank |
| $350,000–1 million | MID ATLANTIC PARKING SERVICES INC | ALEXANDRIA, VA | Sandy Spring Bank |
| $150,000–350,000 | MID ATLANTIC PLUMBING & WATER | ANNAPOLIS, MD | Sandy Spring Bank |
| $350,000–1 million | MID-ATLANTIC CONTROL SYSTEMS, INC | MILLERSVILLE, MD | Sandy Spring Bank |
| $150,000–350,000 | MID-ATLANTIC DOOR GROUP, INC. | BELTSVILLE, MD | Sandy Spring Bank |
| $350,000–1 million | MILLER CONSTRUCTION, INC. | LAUREL, MD | Sandy Spring Bank |
| $150,000–350,000 | MILLER ENGINEERING AND RESEARCH CORPORATION | PASADENA, MD | Sandy Spring Bank |
| $350,000–1 million | MILLER, MILLER & CANBY, CHARTERED | ROCKVILLE, MD | Sandy Spring Bank |
| $150,000–350,000 | MILLSAPPS, BALLINGER & ASSOCIATES | ARLINGTON, VA | Sandy Spring Bank |
| $1–2 million | MILTON GOTTESMAN JEWISH DAY SCHOOL OF THE NATIONS CAPITAL | WASHINGTON, DC | Sandy Spring Bank |
| $350,000–1 million | MINDFUL RESTAURANT GROUP | Washington, DC | Sandy Spring Bank |
| $150,000–350,000 | MINDPROS, INC. | WINDSOR MILL, MD | Sandy Spring Bank |
| $150,000–350,000 | MINDS IN MOTION CHILD CARE | GAITHERSBURG, MD | Sandy Spring Bank |
| $150,000–350,000 | MINNICK'S INC. | Laurel, MD | Sandy Spring Bank |
| $150,000–350,000 | MINNICK'S, INC. | LAUREL, MD | Sandy Spring Bank |
| $150,000–350,000 | MITCHELL & BEST GROUP LLC | ROCKVILLE, MD | Sandy Spring Bank |
| $150,000–350,000 | MITCHELL & CO. P.C. | Leesburg, VA | Sandy Spring Bank |
| $150,000–350,000 | MITCHELL & CO., P.C. | LEESBURG, VA | Sandy Spring Bank |
| $350,000–1 million | MJ FELLS POINT LLC | Baltimore, MD | Sandy Spring Bank |
| $150,000–350,000 | MJ FELLS POINT, LLC | BALTIMORE, MD | Sandy Spring Bank |
| $150,000–350,000 | MJ HARBOR HOTEL LLC | Baltimore, MD | Sandy Spring Bank |
| $150,000–350,000 | MJ HARBOR HOTEL, LLC | BALTIMORE, MD | Sandy Spring Bank |
| $150,000–350,000 | MJ HENDERSON'S WHARF LLC | Baltimore, MD | Sandy Spring Bank |
| $1–2 million | MKSP LLC | Columbia, MD | Sandy Spring Bank |
| $350,000–1 million | MKSP, LLC | COLUMBIA, MD | Sandy Spring Bank |
| $350,000–1 million | MLM HOME IMPROVEMENT LLC | ROCKVILLE, MD | Sandy Spring Bank |
| $350,000–1 million | MMA EVENTS LLC | Landover, MD | Sandy Spring Bank |
| $350,000–1 million | MMA EVENTS LLC | FORT GEORGE G MEADE, MD | Sandy Spring Bank |
| $5–10 million | MNR INDUSTRIES LLC | BEL AIR, MD | Sandy Spring Bank |
| $150,000–350,000 | MNT ELECTRICAL, INC. | MOUNT AIRY, MD | Sandy Spring Bank |
| $350,000–1 million | MOBILE MEDICAL CARE, INC. | BETHESDA, MD | Sandy Spring Bank |
| $150,000–350,000 | MODERN ENTERPRISES INC. | MANASSAS PARK, VA | Sandy Spring Bank |
| $150,000–350,000 | MODERN ENTERPRISES INC. | Manassas Park, VA | Sandy Spring Bank |
| $350,000–1 million | MOHAWK BRIDGE & IRON, INC. | CURTIS BAY, MD | Sandy Spring Bank |
| $350,000–1 million | MOHAWK BRIDGE & IRON, INC. | Baltimore, MD | Sandy Spring Bank |
| $350,000–1 million | MOJO ART & IMAGE LLC | Baltimore, MD | Sandy Spring Bank |
| $350,000–1 million | MOJO ART & IMAGE, LLC | BALTIMORE, MD | Sandy Spring Bank |
| $350,000–1 million | MOMENTUM UNLIMITED, INC. | Rockville, MD | Sandy Spring Bank |
| $350,000–1 million | MOMENTUM UNLIMITED, INC. | ROCKVILLE, MD | Sandy Spring Bank |
| $150,000–350,000 | MONARCH TITLE, LLC | MC LEAN, VA | Sandy Spring Bank |
| $350,000–1 million | MONSTERS OF HIPHOP, LLC | ELLICOTT CITY, MD | Sandy Spring Bank |
| $150,000–350,000 | MONTESSORI ACADEMY AT BELMONT GREENE | LEESBURG, VA | Sandy Spring Bank |
| $150,000–350,000 | MONTESSORI ACADEMY AT BELMONT GREENE | Ashburn, VA | Sandy Spring Bank |
| $150,000–350,000 | MONTESSORI COUNTRY SCHOOL OF MARYLAND, INC. | GERMANTOWN, MD | Sandy Spring Bank |
| $150,000–350,000 | MONTESSORI COUNTRY SCHOOL OF MD INC | Germantown, MD | Sandy Spring Bank |
| $1–2 million | MONTGOMERY COUNTY COALITION FOR THE HOMELESS | ROCKVILLE, MD | Sandy Spring Bank |
| $150,000–350,000 | MONTGOMERY COUNTY HUMANE SOCIETY, INC. | ROCKVILLE, MD | Sandy Spring Bank |
| $2–5 million | MONTGOMERY HOSPICE | ROCKVILLE, MD | Sandy Spring Bank |
| $350,000–1 million | MONTGOMERY HOUSING PARTNERSHIP INC. | SILVER SPRING, MD | Sandy Spring Bank |
| $350,000–1 million | MONTGOMERY HOUSING PARTNERSHIP INC. | Silver Spring, MD | Sandy Spring Bank |
| $150,000–350,000 | MONTGOMERY WINDOW PRODUCTS CO. | FREDERICK, MD | Sandy Spring Bank |
| $350,000–1 million | MOODY & ASSOCIATES, INC. | GERMANTOWN, MD | Sandy Spring Bank |
| $150,000–350,000 | MORIN DISTRIBUTION INC | COLUMBIA, MD | Sandy Spring Bank |
| $350,000–1 million | MOVING MASTERS INC. | Hyattsville, MD | Sandy Spring Bank |
| $350,000–1 million | MOVING MASTERS INC. | HYATTSVILLE, MD | Sandy Spring Bank |
| $150,000–350,000 | MOWING & MORE INC | COLLEGE PARK, MD | Sandy Spring Bank |
| $150,000–350,000 | MOWING & MORE INC. | Olney, MD | Sandy Spring Bank |
| $350,000–1 million | MOWRY & GRIMSON, PLLC | WASHINGTON, DC | Sandy Spring Bank |
| $150,000–350,000 | MRK TRUCK AND TRAILER INC. | Beltsville, MD | Sandy Spring Bank |
| $150,000–350,000 | MRK TRUCK AND TRAILER, INC. | BELTSVILLE, MD | Sandy Spring Bank |
| $350,000–1 million | MT. AIRY BIBLE CHURCH | MOUNT AIRY, MD | Sandy Spring Bank |
| $150,000–350,000 | MT. AIRY COLLISION CENTER INC. | Mount Airy, MD | Sandy Spring Bank |
| $150,000–350,000 | MT. AIRY COLLISION CENTER, INC. | MOUNT AIRY, MD | Sandy Spring Bank |
| $150,000–350,000 | MUIRFIELD CORP | Great Falls, VA | Sandy Spring Bank |
| $350,000–1 million | MULLEN, SONDBERG, WIMBISH & STONE, PA | ANNAPOLIS, MD | Sandy Spring Bank |
| $350,000–1 million | MULTICORP INC | COLUMBIA, MD | Sandy Spring Bank |
| $350,000–1 million | MURN MANAGEMENT LLC | COLUMBIA, MD | Sandy Spring Bank |
| $150,000–350,000 | MUTINY PIRATE BAR II LLC | Elkridge, MD | Sandy Spring Bank |
| $150,000–350,000 | MUTINY PIRATE BAR II, LLC | ELKRIDGE, MD | Sandy Spring Bank |
| $150,000–350,000 | MUTINY PIRATE BAR LLC | Glen Burnie, MD | Sandy Spring Bank |
| $150,000–350,000 | MWB DEVELOPMENT I LLC | Arlington, VA | Sandy Spring Bank |
| $150,000–350,000 | MWB DEVELOPMENT II LLC | Fairfax, VA | Sandy Spring Bank |
| $150,000–350,000 | MWB DEVELOPMENT III LLC | Reston, VA | Sandy Spring Bank |