| $150,000–350,000 | INLINE SIDING INC. | SILVERTON, OR | Umpqua Bank |
| $350,000–1 million | INNERASIA TRAVEL GROUP INC. | San Francisco, CA | Umpqua Bank |
| $350,000–1 million | INNERASIA TRAVEL GROUP, INC. | SAN FRANCISCO, CA | Umpqua Bank |
| $150,000–350,000 | INNERSOURCE UNLIMITED LTD | ASHLAND, OR | Umpqua Bank |
| $350,000–1 million | INNOBIOSURG OF AMERICA INC. | El Dorado Hills, CA | Umpqua Bank |
| $150,000–350,000 | INNOBIOSURG OF AMERICA, INC. | EL DORADO HILLS, CA | Umpqua Bank |
| $150,000–350,000 | INNOVA PHYSICAL THERAPY LLC | REDMOND, WA | Umpqua Bank |
| $150,000–350,000 | INNOVATION LAW LAB | PORTLAND, OR | Umpqua Bank |
| $1–2 million | INNOVATIVE CARE MANAGEMENT, IN | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | INNOVATIVE COMPOSITE ENGINEERING INC | WHITE SALMON, WA | Umpqua Bank |
| $350,000–1 million | INNOVATIVE COMPOSITE ENGINEERING, INC | WHITE SALMON, WA | Umpqua Bank |
| $2–5 million | INNOVATIVE CONSTRUCTION SOLUTI | Costa Mesa, CA | Umpqua Bank |
| $5–10 million | INNOVATIVE CONSTRUCTION SOLUTIONS | COSTA MESA, CA | Umpqua Bank |
| $150,000–350,000 | INNOVATIVE CONTRACTOR SOLUTIONS INC | PHOENIX, AZ | Umpqua Bank |
| $150,000–350,000 | INNOVATIVE HOME SOLUTIONS NW LLC | SAMMAMISH, WA | Umpqua Bank |
| $150,000–350,000 | INNOVATIVE HOME SOLUTIONS NW LLC | Sammamish, WA | Umpqua Bank |
| $150,000–350,000 | INNOVATIVE SEWING & DESIGN INC. | Seattle, WA | Umpqua Bank |
| $150,000–350,000 | INNOVATIVE SEWING & DESIGN, INC. | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | INSPEC FACILITY GROUP, INC | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | INSPIRATION MEDIA INC. | Camarillo, CA | Umpqua Bank |
| $350,000–1 million | INSPIRATION MEDIA OF TEXAS LLC | Camarillo, CA | Umpqua Bank |
| $350,000–1 million | INSTANT TAX SOLUTIONS, LLC | COEUR D ALENE, ID | Umpqua Bank |
| $150,000–350,000 | INSTAPAY FLEXIBLE LLC | AUSTIN, TX | Umpqua Bank |
| $350,000–1 million | INSTITUTE FOR WILDLIFE STUDIES | Eureka, CA | Umpqua Bank |
| $350,000–1 million | INSTITUTE FOR WILDLIFE STUDIES | EUREKA, CA | Umpqua Bank |
| $350,000–1 million | INSURANCE LOUNGE LLC | GRANTS PASS, OR | Umpqua Bank |
| $150,000–350,000 | INSURANCE LOUNGE LLC | Grants Pass, OR | Umpqua Bank |
| $150,000–350,000 | INTEGRATED HEALTHCARE OF ARIZONA LLC | PORTLAND, OR | Umpqua Bank |
| $1–2 million | INTEGRATED HEALTHCARE SOLUTIONS LLC | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | INTEGRATED HEALTHCARE STAFFING LLC | Portland, OR | Umpqua Bank |
| $350,000–1 million | INTEGRATED HEALTHCARE STAFFING,LLC | Portland, OR | Umpqua Bank |
| $150,000–350,000 | INTEGRATED INSPECTION SYSTEMS INCORPORATED | Clackamas, OR | Umpqua Bank |
| $150,000–350,000 | INTEGRATED INSPECTION SYSTEMS INCORPORATED | CLACKAMAS, OR | Umpqua Bank |
| $350,000–1 million | INTEGRATED MEDICAL SYSTEMS LLC | Portland, OR | Umpqua Bank |
| $150,000–350,000 | INTEGRITY AUTO REPAIR INC. | Issaquah, WA | Umpqua Bank |
| $150,000–350,000 | INTEGRITY CONSTRUCTION GROUP INC | Clackamas, OR | Umpqua Bank |
| $150,000–350,000 | INTEGRITY CONSTRUCTION MAINTENANCE INC. | Sebastopol, CA | Umpqua Bank |
| $150,000–350,000 | INTEGRITY DATA & FIBER INC. | Vacaville, CA | Umpqua Bank |
| $150,000–350,000 | INTEGRITY DATA & FIBER, INC. | VACAVILLE, CA | Umpqua Bank |
| $150,000–350,000 | INTEGRITY DELIVERY SOLUTIONS INC | Benicia, CA | Umpqua Bank |
| $150,000–350,000 | INTEGRITY DELIVERY SOLUTIONS INC. | BENICIA, CA | Umpqua Bank |
| $2–5 million | INTEGRITY NETWORKS INC | Renton, WA | Umpqua Bank |
| $2–5 million | INTEGRITY NETWORKS, INC. | RENTON, WA | Umpqua Bank |
| $350,000–1 million | INTEGRITY PAINTING INC | Clackamas, OR | Umpqua Bank |
| $150,000–350,000 | INTEGRITY REMODELING INC | SPOKANE, WA | Umpqua Bank |
| $150,000–350,000 | INTEGRITY REMODELING INC | Spokane, WA | Umpqua Bank |
| $350,000–1 million | INTEGRITY SUPPORT SERVICES INC. | Novato, CA | Umpqua Bank |
| $350,000–1 million | INTEGRITY SUPPORT SERVICES, INC. | NOVATO, CA | Umpqua Bank |
| $150,000–350,000 | INTELIFAB LLC | Klamath Falls, OR | Umpqua Bank |
| $150,000–350,000 | INTELIFAB, LLC | KLAMATH FALLS, OR | Umpqua Bank |
| $150,000–350,000 | INTERACTIVE MEDIA PUBLISHING | PHOENIX, OR | Umpqua Bank |
| $350,000–1 million | INTERACTIVE NORTHWEST, INC. | TUALATIN, OR | Umpqua Bank |
| $150,000–350,000 | INTERCONNECT SALES, INC. | VANCOUVER, WA | Umpqua Bank |
| $150,000–350,000 | INTERIOR PLANT DESIGN INC. | San Jose, CA | Umpqua Bank |
| $350,000–1 million | INTERLAKEN, INC. | GRESHAM, OR | Umpqua Bank |
| $350,000–1 million | INTERNATIONAL AIR ACADEMY INC | VANCOUVER, WA | Umpqua Bank |
| $2–5 million | INTERNATIONAL ALUMINUM CORPORATION | DOWNEY, CA | Umpqua Bank |
| $150,000–350,000 | INTERNATIONAL ARCHITECTURAL MILLWORK | BEND, OR | Umpqua Bank |
| $150,000–350,000 | INTERNATIONAL ARCHITECTURAL MILLWORK | Bend, OR | Umpqua Bank |
| $350,000–1 million | INTERNATIONAL BELT & RUBBER SUPPLY, INC. | AUBURN, WA | Umpqua Bank |
| $150,000–350,000 | INTERNATIONAL CHILDREN'S CARE | VANCOUVER, WA | Umpqua Bank |
| $350,000–1 million | INTERNATIONAL DELICACIES | SAN PABLO, CA | Umpqua Bank |
| $150,000–350,000 | INTERNATIONAL INSTITUTE OF TRANSPORTATION RESOURCE, INC. | CLACKAMAS, OR | Umpqua Bank |
| $350,000–1 million | INTERNATIONAL METALLURGICAL SERVICES INC | Los Angeles, CA | Umpqua Bank |
| $350,000–1 million | INTERNATIONAL METALLURGICAL SERVICES, INC | LOS ANGELES, CA | Umpqua Bank |
| $350,000–1 million | INTERNATIONAL SCHOOL | Portland, OR | Umpqua Bank |
| $150,000–350,000 | INTERSTATE DRYWALL INC | Woodland, CA | Umpqua Bank |
| $150,000–350,000 | INTERSTATE DRYWALL, INC. | YOLO, CA | Umpqua Bank |
| $2–5 million | INTERSTATE TRUCK CENTER, LLC | STOCKTON, CA | Umpqua Bank |
| $150,000–350,000 | INTERURBAN LLC | Portland, OR | Umpqua Bank |
| $150,000–350,000 | INTERURBAN LLC | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | INTERVENTIONAL & VASCULAR CONSULTANTS PC | WILSONVILLE, OR | Umpqua Bank |
| $350,000–1 million | INTRACOMMUICATION NETWORK SYSTEMS INC | TACOMA, WA | Umpqua Bank |
| $150,000–350,000 | INTRUSTMENT NORTHWEST | Vancouver, WA | Umpqua Bank |
| $150,000–350,000 | INTRUSTMENT NORTHWEST | Vancouver, WA | Umpqua Bank |
| $350,000–1 million | INVESTMENT RETRIEVERS, INC. | Folsom, CA | Umpqua Bank |
| $350,000–1 million | INVESTMENT RETRIEVERS, INC. | FOLSOM, CA | Umpqua Bank |
| $150,000–350,000 | INVESTOR SERVICES | Olympia, WA | Umpqua Bank |
| $150,000–350,000 | INVESTOR SERVICES | OLYMPIA, WA | Umpqua Bank |
| $350,000–1 million | IRC ALUMINUM AND STAINLESS, INC. | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | IRON AGE DESIGNS | Burien, WA | Umpqua Bank |
| $150,000–350,000 | IRON BRIDGE MANAGEMENT GROUP, LLC | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | IRON GOAT LLC | SPOKANE, WA | Umpqua Bank |
| $150,000–350,000 | IRON GOAT LLC | Spokane, WA | Umpqua Bank |
| $350,000–1 million | IRON HORSE BREWERY I, INC. | ELLENSBURG, WA | Umpqua Bank |
| $150,000–350,000 | IRON HORSE INC. | Coeur D Alene, ID | Umpqua Bank |
| $150,000–350,000 | IRON WALL SECUITY SERVICES | CARLSBAD, CA | Umpqua Bank |
| $150,000–350,000 | IRON WALL SECURITY INC. | Carlsbad, CA | Umpqua Bank |
| $150,000–350,000 | IRWIN HAROLD MAINSTER | Tarzana, CA | Umpqua Bank |
| $150,000–350,000 | IRWIN HAROLD MAINSTER | TARZANA, CA | Umpqua Bank |
| $150,000–350,000 | IS GROUP INC | Penryn, CA | Umpqua Bank |
| $150,000–350,000 | IS GROUP INC | PENRYN, CA | Umpqua Bank |
| $150,000–350,000 | ISLAND CEDAR, LLC | HARRISBURG, OR | Umpqua Bank |
| $150,000–350,000 | ISLAND FENCE & WINDOW GUARD, INC. | JUNCTION CITY, OR | Umpqua Bank |
| $150,000–350,000 | ISLAND HEALTH & FITNESS LLC | Bainbridge Island, WA | Umpqua Bank |
| $150,000–350,000 | ISLAND HEALTH & FITNESS, LLC | Bainbridge Island, WA | Umpqua Bank |
| $350,000–1 million | ISLAND TUG AND BARGE CO. | SEATTLE, WA | Umpqua Bank |
| $150,000–350,000 | ISLANDER RESTAURANTS LLC | Mercer Island, WA | Umpqua Bank |
| $150,000–350,000 | ISLANDER RESTAURANTS LLC | MERCER ISLAND, WA | Umpqua Bank |
| $350,000–1 million | ISLER GROUP, LLC | KLAMATH FALLS, OR | Umpqua Bank |