| $150,000–350,000 | ONSITE TRUCK REPAIR SERVICES, INC. | ONTARIO, CA | Umpqua Bank |
| $150,000–350,000 | ONTARIO WEISER INVESTORS LLC | VANCOUVER, WA | Umpqua Bank |
| $350,000–1 million | ONTIME SERVICES LLC | BATTLE GROUND, WA | Umpqua Bank |
| $150,000–350,000 | OPPORTUNITY INTERACTIVE, INC. | SEATAC, WA | Umpqua Bank |
| $150,000–350,000 | ORCAL MANAGEMENT COMPANY | PALO ALTO, CA | Umpqua Bank |
| $150,000–350,000 | OREGON ADJUSTERS, INC. | CENTRAL POINT, OR | Umpqua Bank |
| $2–5 million | OREGON BREWING COMPANY AND AFFILIATE | NEWPORT, OR | Umpqua Bank |
| $150,000–350,000 | OREGON CENTER FOR CLINICAL INVESTIGATIONS, INC. | EUGENE, OR | Umpqua Bank |
| $1–2 million | OREGON COAST COMMUNITY ACTION | COOS BAY, OR | Umpqua Bank |
| $350,000–1 million | OREGON HEART CENTER, P.C. | SALEM, OR | Umpqua Bank |
| $150,000–350,000 | OREGON LINEN, INC. | ROSEBURG, OR | Umpqua Bank |
| $350,000–1 million | OREGON LUNG SPECIALISTS, LLC | SPRINGFIELD, OR | Umpqua Bank |
| $150,000–350,000 | OREGON NORTH STAR RESTAURANTS, LLC | VANCOUVER, WA | Umpqua Bank |
| $150,000–350,000 | OREGON RETRIEVERS LLC | PHOENIX, OR | Umpqua Bank |
| $350,000–1 million | OREGON SCREW MACHINE PRODUCTS, INC. | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | OREGON STATE UNIVERSITY BOOKSTORE, INC | CORVALLIS, OR | Umpqua Bank |
| $2–5 million | OREGON SYMPHONY ASSOCIATION | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | OREGON WEB PRESS, INC. | ALBANY, OR | Umpqua Bank |
| $150,000–350,000 | OREGON WORSTED COMPANY | PORTLAND, OR | Umpqua Bank |
| $2–5 million | ORENCO SYSTEMS, INC. | SUTHERLIN, OR | Umpqua Bank |
| $350,000–1 million | ORENEVA CONSTRUCTION INC | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | ORGANIZATION FOR EDUCATIONAL TECHNOLOGY AND CURRICULUM | SALEM, OR | Umpqua Bank |
| $2–5 million | ORION INDUSTRIES | AUBURN, WA | Umpqua Bank |
| $1–2 million | OROVILLE REMAN & RELOAD, INC. | OROVILLE, WA | Umpqua Bank |
| $2–5 million | ORTHOPEDIC & FRACTURE CLINIC, P.C. | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | ORTHOPEDICS NORTHWEST PC | TIGARD, OR | Umpqua Bank |
| $5–10 million | OSF INTERNATIONAL, INC. | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | OSTARA CONSULTING GROUP, INC. | SEATTLE, WA | Umpqua Bank |
| $150,000–350,000 | OSTLUND ELECTRIC, INC. | AUBURN, WA | Umpqua Bank |
| $150,000–350,000 | OSWEGO INVESTORS LLC | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | OTAY MESA SALES, INC. | SAN DIEGO, CA | Umpqua Bank |
| $150,000–350,000 | OTB SOLUTIONS GROUP, LLC | SEATTLE, WA | Umpqua Bank |
| $150,000–350,000 | OTO, INC. | SEATTLE, WA | Umpqua Bank |
| $150,000–350,000 | OUR BEST FRIEND LLC | GIG HARBOR, WA | Umpqua Bank |
| $150,000–350,000 | OWEN GABBERT LLC | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | OWEN JONES & PARTNERS LIMITED | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | OWENS MEATS INC. | CLE ELUM, WA | Umpqua Bank |
| $350,000–1 million | OXBOW LANDSCAPE CONTRACTORS, INC. | NAPA, CA | Umpqua Bank |
| $350,000–1 million | OZONE INTERNATIONAL, LLC | BAINBRIDGE ISLAND, WA | Umpqua Bank |
| $150,000–350,000 | P SQUARED HOLDINGS, LLC | PORTLAND, OR | Umpqua Bank |
| $2–5 million | P. J. HELICOPTERS, INC. | RED BLUFF, CA | Umpqua Bank |
| $350,000–1 million | P.M. TESTING LABORATORY, INC. | FIFE, WA | Umpqua Bank |
| $150,000–350,000 | PAC GLOBAL INSURANCE BROKERAGE, INC. | EL SEGUNDO, CA | Umpqua Bank |
| $350,000–1 million | PACE STAFFING SERVICES, L.L.C. | BEND, OR | Umpqua Bank |
| $350,000–1 million | PACIFIC AIR COMFORT INC | ROSEBURG, OR | Umpqua Bank |
| $150,000–350,000 | PACIFIC CAPITAL BROKERS, INC. | GOLD RIVER, CA | Umpqua Bank |
| $5–10 million | PACIFIC COAST FRUIT COMPANY | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | PACIFIC CREST VINEYARD SERVICES, LLC | JACKSONVILLE, OR | Umpqua Bank |
| $150,000–350,000 | PACIFIC ENT. INC | VANCOUVER, WA | Umpqua Bank |
| $150,000–350,000 | PACIFIC ENVIRONMENTAL GROUP, INC. | EUGENE, OR | Umpqua Bank |
| $350,000–1 million | PACIFIC FENCE AND WIRE COMPANY | CLACKAMAS, OR | Umpqua Bank |
| $150,000–350,000 | PACIFIC FIRE PROTECTION, LLC | CENTRAL POINT, OR | Umpqua Bank |
| $150,000–350,000 | PACIFIC FOOD IMPORTERS, INC. | KENT, WA | Umpqua Bank |
| $150,000–350,000 | PACIFIC GEOSOURCE, INC. | DRAIN, OR | Umpqua Bank |
| $150,000–350,000 | PACIFIC GRILL EVENTS CENTER, LLC | TACOMA, WA | Umpqua Bank |
| $350,000–1 million | PACIFIC GRILL, LLC | TACOMA, WA | Umpqua Bank |
| $150,000–350,000 | PACIFIC HOSPITALITY LLC | FEDERAL WAY, WA | Umpqua Bank |
| $350,000–1 million | PACIFIC LIVING CENTERS, INC. | GRANTS PASS, OR | Umpqua Bank |
| $150,000–350,000 | PACIFIC MACHINE, INC. | LAKEWOOD, WA | Umpqua Bank |
| $150,000–350,000 | PACIFIC MARINE ENGINEERING | EUREKA, CA | Umpqua Bank |
| $350,000–1 million | PACIFIC MARKET RESEARCH, LLC | RENTON, WA | Umpqua Bank |
| $350,000–1 million | PACIFIC MDF PRODUCTS INCORPORATED | ROCKLIN, CA | Umpqua Bank |
| $150,000–350,000 | PACIFIC NW PROFESSIONAL DRIVING LLC | TACOMA, WA | Umpqua Bank |
| $350,000–1 million | PACIFIC PINE PRODUCTS, INC. | LAKEVIEW, OR | Umpqua Bank |
| $350,000–1 million | PACIFIC PLUMBING & FIRE PROTECTION, INC | SANTA ROSA, CA | Umpqua Bank |
| $350,000–1 million | PACIFIC SOUTHWEST IRRIGATION C | STOCKTON, CA | Umpqua Bank |
| $2–5 million | PACIFIC STAIR CORPORATION | SALEM, OR | Umpqua Bank |
| $2–5 million | PACIFIC STATES PETROLEUM, INC. | CONCORD, CA | Umpqua Bank |
| $350,000–1 million | PACIFIC STRUCFRAME, LLC | RIVERSIDE, CA | Umpqua Bank |
| $350,000–1 million | PACIFIC SURVEYING & ENGINEERING SERVICES, INC. | BELLINGHAM, WA | Umpqua Bank |
| $350,000–1 million | PACIFIC TRADE & DEVELOPMENT LLC | SALEM, OR | Umpqua Bank |
| $350,000–1 million | PACIFIC WATERSHED ASSOCIATES INC | MCKINLEYVILLE, CA | Umpqua Bank |
| $150,000–350,000 | PACIFICA LANDSCAPES LLC | SEATTLE, WA | Umpqua Bank |
| $1–2 million | PACIFICAP PROPERTIES GROUP, LLC | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | PADDY COYNE'S BELLEVUE, L.L.C. | BELLEVUE, WA | Umpqua Bank |
| $150,000–350,000 | PAIN MANAGEMENT CONSULTANTS PC | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | PALLADIO CINEMAS, LLC | PETALUMA, CA | Umpqua Bank |
| $150,000–350,000 | PALLETS UNLIMITED, INC. | LINCOLN, CA | Umpqua Bank |
| $350,000–1 million | PAN-O-RAMA BAKING, INC. | SAN FRANCISCO, CA | Umpqua Bank |
| $350,000–1 million | PANIC, INC. | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | PAPER STREET TRADE CO. INC. | MEDFORD, OR | Umpqua Bank |
| $150,000–350,000 | PARADISE AUTO CENTER LLC | GRANTS PASS, OR | Umpqua Bank |
| $150,000–350,000 | PARADISE RESTORATION | CORTE MADERA, CA | Umpqua Bank |
| $150,000–350,000 | PARENTING WITH INTENT | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | PARK MECHANICAL, INC. | SACRAMENTO, CA | Umpqua Bank |
| $1–2 million | PARKER CONCRETE INC. | FOREST GROVE, OR | Umpqua Bank |
| $350,000–1 million | PARKVIEW SERVICES | SHORELINE, WA | Umpqua Bank |
| $350,000–1 million | PARMETER GENERAL ENGINEERS & SERVICES, INC. | SANTA ROSA, CA | Umpqua Bank |
| $2–5 million | PARSONS BROS. ROCKERIES CALIFORNIA, INC. | ROSEVILLE, CA | Umpqua Bank |
| $150,000–350,000 | PARTY CITY OREGON, INC | BATTLE GROUND, WA | Umpqua Bank |
| $150,000–350,000 | PASCAL BIOSCIENCES (US), INC. | SEATTLE, WA | Umpqua Bank |
| $150,000–350,000 | PASCHALL PLUS | SPARKS, NV | Umpqua Bank |
| $2–5 million | PASCO SCIENTIFIC | ROSEVILLE, CA | Umpqua Bank |
| $350,000–1 million | PAT BAIRD ACOUSTICS, INC. | ROCKLIN, CA | Umpqua Bank |
| $350,000–1 million | PATIENTS' HOSPITAL OF REDDING | REDDING, CA | Umpqua Bank |
| $1–2 million | PATRICK ALUMINUM INC | MISHAWAKA, IN | Umpqua Bank |
| $350,000–1 million | PAUL & ROBERT WAMPLER, INC. | KLAMATH FALLS, OR | Umpqua Bank |
| $150,000–350,000 | PAUL BARTELT DBA BARTELT ENGINEERING | NAPA, CA | Umpqua Bank |
| $350,000–1 million | PAUL D. REICHERTER M.D., P.C. | ROSEBURG, OR | Umpqua Bank |
| $350,000–1 million | PAULSON EXCAVATING, INC | ALBION, CA | Umpqua Bank |