| $350,000–1 million | LONE ROCK LOGGING COMPANY, INC. | ROSEBURG, OR | Umpqua Bank |
| $350,000–1 million | LONE ROCK TIMBER MANAGEMENT COMPANY | ROSEBURG, OR | Umpqua Bank |
| $350,000–1 million | LONG TERM CARE DIVISION OF O C P H D 4 | TONASKET, WA | Umpqua Bank |
| $150,000–350,000 | LONG TIMBER BREWING COMPANY, LLC | MONROE, OR | Umpqua Bank |
| $150,000–350,000 | LORD & ASSOCIATES, INC | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | LORIN FLEMING DISTRIBUTION CO., INC. | EL DORADO HILLS, CA | Umpqua Bank |
| $150,000–350,000 | LOS VIENTOS, INC. | SPOKANE VALLEY, WA | Umpqua Bank |
| $350,000–1 million | LOU PENNING LANDSCAPES, INC. | NAPA, CA | Umpqua Bank |
| $150,000–350,000 | LOVE BITES BY CARNIE, INC. | SHERWOOD, OR | Umpqua Bank |
| $350,000–1 million | LOVETT DECONSTRUCTION INC | PORTLAND, OR | Umpqua Bank |
| $2–5 million | LOWER UMPQUA HOSPITAL FOUNDATION, INC. | REEDSPORT, OR | Umpqua Bank |
| $150,000–350,000 | LTPVG LLC | RENTON, WA | Umpqua Bank |
| $350,000–1 million | LUCULLUS MANAGEMENT LLC | NAPA, CA | Umpqua Bank |
| $350,000–1 million | LUMENOMICS, INC. | SEATTLE, WA | Umpqua Bank |
| $150,000–350,000 | LUNCHBOX LABORATORY BELLEVUE LLC | BELLEVUE, WA | Umpqua Bank |
| $150,000–350,000 | LUNCHBOX LABORATORY SEATTLE LLC | SEATTLE, WA | Umpqua Bank |
| $2–5 million | LUTHERAN HIGH SCHOOL ASSOCIATION OF ORANGE COUNTY | ORANGE, CA | Umpqua Bank |
| $150,000–350,000 | LUVAAS, COBB, RICHARDS & FRASER, P.C. | EUGENE, OR | Umpqua Bank |
| $150,000–350,000 | LUXURY MARKETING INC | SEATTLE, WA | Umpqua Bank |
| $150,000–350,000 | LYNDEN THERAPY SPECIALISTS INC | LYNDEN, WA | Umpqua Bank |
| $350,000–1 million | LYNN HERBERT SAWMILLS LLC | RIDDLE, OR | Umpqua Bank |
| $350,000–1 million | LYNX GROUP, INC. | SALEM, OR | Umpqua Bank |
| $150,000–350,000 | LYTLE'S REDWOOD EMPIRE BEAUTY COLLEGE, INC. | SANTA ROSA, CA | Umpqua Bank |
| $150,000–350,000 | M&C DRYWALL, INC. | TACOMA, WA | Umpqua Bank |
| $350,000–1 million | M&C STAFFING, LLC | LAKEWOOD, WA | Umpqua Bank |
| $350,000–1 million | M.A.C. CONSTRUCTION, INC. | PETALUMA, CA | Umpqua Bank |
| $350,000–1 million | M.J. GOSS MOTOR CO. | LA GRANDE, OR | Umpqua Bank |
| $350,000–1 million | M.K.M. & ASSOCIATES | ROHNERT PARK, CA | Umpqua Bank |
| $150,000–350,000 | MACHINERY SALES CO., INC. | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | MACY'S FLYING SERVICE INC | TULELAKE, CA | Umpqua Bank |
| $350,000–1 million | MAGNUM CONSTRUCTION SERVICES, LTD | EVERETT, WA | Umpqua Bank |
| $150,000–350,000 | MAH DVM PLLC | BATTLE GROUND, WA | Umpqua Bank |
| $150,000–350,000 | MAIALINA MOSCOW INC. | MOSCOW, ID | Umpqua Bank |
| $5–10 million | MAIN ELECTRIC SUPPLY COMPANY LLC | SANTA ANA, CA | Umpqua Bank |
| $350,000–1 million | MAKAH INDIAN TRIBE OF THE MAKAH INDIAN RESERVATION | NEAH BAY, WA | Umpqua Bank |
| $350,000–1 million | MALLOY IMRIE & VASCONI INSURANCE SERVICES LLC | SAINT HELENA, CA | Umpqua Bank |
| $150,000–350,000 | MANIBUS DEI, INC | SPOKANE, WA | Umpqua Bank |
| $150,000–350,000 | MAPLE LEAF HARDWARE, INC | SEATTLE, WA | Umpqua Bank |
| $150,000–350,000 | MAPLE STREET LLC | ISSAQUAH, WA | Umpqua Bank |
| $150,000–350,000 | MAREENI STANISLAUS, MD A PROFESSIONAL CORPORATION | TEMPLETON, CA | Umpqua Bank |
| $350,000–1 million | MARENAKOS INC. | ISSAQUAH, WA | Umpqua Bank |
| $350,000–1 million | MARIA MONTESSORI CHARTER ACADEMY | ROCKLIN, CA | Umpqua Bank |
| $350,000–1 million | MARIE MILLS CENTER, INC. | TILLAMOOK, OR | Umpqua Bank |
| $350,000–1 million | MARIN CANCER CARE, INC | GREENBRAE, CA | Umpqua Bank |
| $150,000–350,000 | MARIN COUNTY ROOFING CO., INC. | SAN RAFAEL, CA | Umpqua Bank |
| $350,000–1 million | MARK JONES TRUCKING, INC. | ROSEBURG, OR | Umpqua Bank |
| $150,000–350,000 | MARK S PETERSON INSURANCE | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | MARK'S AUTO BODY, INC. | REDMOND, OR | Umpqua Bank |
| $150,000–350,000 | MARKO BODOR MD, A PROFESSIONAL CORPORATION | NAPA, CA | Umpqua Bank |
| $150,000–350,000 | MARQUESS & ASSOCIATES, INC. | MEDFORD, OR | Umpqua Bank |
| $350,000–1 million | MARSHALLS INC. | SPRINGFIELD, OR | Umpqua Bank |
| $5–10 million | MARTIN BROS./MARCOWALL, INC | GARDENA, CA | Umpqua Bank |
| $150,000–350,000 | MARTIN LUTHER KING JR. FAMILY OUTREACH CENTER | SPOKANE, WA | Umpqua Bank |
| $1–2 million | MARTINEZ FARMING, LLC | PASO ROBLES, CA | Umpqua Bank |
| $150,000–350,000 | MASS INGENUITY INC, | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | MASTER CRAFT ELECTRIC, INC. | PACIFIC, WA | Umpqua Bank |
| $350,000–1 million | MASTERS DISTRIBUTION, INC. | RANCHO CORDOVA, CA | Umpqua Bank |
| $150,000–350,000 | MASTERSTOUCH CONSTRUCTION, INC. | SANTA ROSA, CA | Umpqua Bank |
| $150,000–350,000 | MATIA INVESTMENT FUND, INC. | TACOMA, WA | Umpqua Bank |
| $150,000–350,000 | MAUGHAN DESIGN, INC | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | MAXFIELD, MADSEN, MAXFIELD D.D.S. P.S. | WEST RICHLAND, WA | Umpqua Bank |
| $150,000–350,000 | MAYFLOWER FARMS, INC | ARBUCKLE, CA | Umpqua Bank |
| $150,000–350,000 | MCCOLLUM LOGGING CO. INC. | SWEET HOME, OR | Umpqua Bank |
| $150,000–350,000 | MCCORKLE FARMS INC | GLENN, CA | Umpqua Bank |
| $150,000–350,000 | MCCUMBER'S GLASS, INC. | MARYSVILLE, CA | Umpqua Bank |
| $150,000–350,000 | MCDIARMID CONTROLS, INC. | EUGENE, OR | Umpqua Bank |
| $350,000–1 million | MCDONELL ELECTRIC INC. | SANTA ROSA, CA | Umpqua Bank |
| $150,000–350,000 | MCGEE ENGINEERING, INC. | CORVALLIS, OR | Umpqua Bank |
| $150,000–350,000 | MCILRATH & ECK LLC | ARLINGTON, WA | Umpqua Bank |
| $350,000–1 million | MCKENNON LLC | MEDFORD, OR | Umpqua Bank |
| $150,000–350,000 | MCKENZIE CREST, INC. | SPRINGFIELD, OR | Umpqua Bank |
| $150,000–350,000 | MCKENZIE PROPERTIES MANAGEMENT, INC | RENO, NV | Umpqua Bank |
| $150,000–350,000 | MCKENZIE ROOFING, INC. | SPRINGFIELD, OR | Umpqua Bank |
| $350,000–1 million | MCKINSTRY STAUFFER & YANG, INC. | SEATTLE, WA | Umpqua Bank |
| $150,000–350,000 | MCLENNAN EXCAVATION INC | BROOKINGS, OR | Umpqua Bank |
| $350,000–1 million | MCLOUGHLIN PLACE OPERATIONS, LLC | VANCOUVER, WA | Umpqua Bank |
| $150,000–350,000 | MCMURRAY INC. | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | MD HUFFMAN FARMS, INC. | TULELAKE, CA | Umpqua Bank |
| $350,000–1 million | MDK, LLC | SPARKS, NV | Umpqua Bank |
| $1–2 million | MEADOWLARK HARVESTING, INC | PASO ROBLES, CA | Umpqua Bank |
| $350,000–1 million | MEADOWS OPERATIONS, LP | VANCOUVER, WA | Umpqua Bank |
| $150,000–350,000 | MECHANIC'S PRIDE TIRE & AUTOMOTIVE, INC. | SPOKANE, WA | Umpqua Bank |
| $150,000–350,000 | MECHANICAL INSULATING INC | FEDERAL WAY, WA | Umpqua Bank |
| $150,000–350,000 | MECTA CORPORATION | TUALATIN, OR | Umpqua Bank |
| $350,000–1 million | MEDFORD ALARM & SIGNAL COMPANY | MEDFORD, OR | Umpqua Bank |
| $150,000–350,000 | MEDIA VISION USA, INC | EMERYVILLE, CA | Umpqua Bank |
| $350,000–1 million | MEDIASMITH, INC. | OAKLAND, CA | Umpqua Bank |
| $150,000–350,000 | MEGUMI PRE-SCHOOL, L.L.C. | BELLEVUE, WA | Umpqua Bank |
| $350,000–1 million | MEL-O-CREAM DONUTS INTERNATIONAL, INC. | SPRINGFIELD, IL | Umpqua Bank |
| $150,000–350,000 | MELVIN L. MATSUDA, D.D.S., P.C. | HILLSBORO, OR | Umpqua Bank |
| $350,000–1 million | MENDOCINO ANIMAL HOSPITAL, INC. | UKIAH, CA | Umpqua Bank |
| $150,000–350,000 | MENDOCINO PRIVATE INDUSTRY COUNCIL | UKIAH, CA | Umpqua Bank |
| $350,000–1 million | MENTAL HEALTH ASSOCIATION OF OREGON | PORTLAND, OR | Umpqua Bank |
| $1–2 million | MEP ASSOCIATES, LLC | EAU CLAIRE, WI | Umpqua Bank |
| $150,000–350,000 | MERCADO LOCO, INC. | WEST SACRAMENTO, CA | Umpqua Bank |
| $150,000–350,000 | MERCER BUILDERS LLC | MERCER ISLAND, WA | Umpqua Bank |
| $5–10 million | MERCER FRASER COMPANY | EUREKA, CA | Umpqua Bank |
| $150,000–350,000 | MERCER ISLAND VETERINARY CLINIC, PS. | MERCER ISLAND, WA | Umpqua Bank |
| $150,000–350,000 | MERCHANT AND MAIN INC | VACAVILLE, CA | Umpqua Bank |
| $350,000–1 million | MERCHANTS ACCEPTANCE CORP. | AUBURN, WA | Umpqua Bank |