| $150,000–350,000 | COLEMAN ENVIRONMENTAL ENGINEERING, INC. | UPPER LAKE, CA | Umpqua Bank |
| $150,000–350,000 | COLIC AND PATEL PLLC | SEATTLE, WA | Umpqua Bank |
| $150,000–350,000 | COLIC AND PATEL PLLC | Seattle, WA | Umpqua Bank |
| $350,000–1 million | COLKITT, INC. | LA GRANDE, OR | Umpqua Bank |
| $150,000–350,000 | COLLEGE DREAMS INC. | Grants Pass, OR | Umpqua Bank |
| $150,000–350,000 | COLLEGE DREAMS, INC. | GRANTS PASS, OR | Umpqua Bank |
| $2–5 million | COLLEGENET INC. | PORTLAND, OR | Umpqua Bank |
| $1–2 million | COLLINEAR GROUP LLC | RENTON, WA | Umpqua Bank |
| $150,000–350,000 | COLUMBIA BASIN TRAVEL INC. | Richland, WA | Umpqua Bank |
| $150,000–350,000 | COLUMBIA BASIN TRAVEL, INC. | RICHLAND, WA | Umpqua Bank |
| $150,000–350,000 | COLUMBIA COLLECTION SERVICES, INC. | MILWAUKIE, OR | Umpqua Bank |
| $150,000–350,000 | COLUMBIA ENDODONTIC GROUP P.S. | Vancouver, WA | Umpqua Bank |
| $150,000–350,000 | COLUMBIA ENDODONTIC GROUP, P.S. | VANCOUVER, WA | Umpqua Bank |
| $150,000–350,000 | COLUMBIA INDUSTRIAL PRODUCTS INC. | EUGENE, OR | Umpqua Bank |
| $1–2 million | COLUMBIA PACIFIC CONSTRUCTION INC | Woodland, WA | Umpqua Bank |
| $1–2 million | COLUMBIA PACIFIC CONSTRUCTION, INC. | Woodland, WA | Umpqua Bank |
| $150,000–350,000 | COLUMBIA RIVER FLOOR COVERINGS | RAINIER, OR | Umpqua Bank |
| $350,000–1 million | COLUMBIA RUBBER LLC | Clackamas, OR | Umpqua Bank |
| $150,000–350,000 | COLUMBIA SWEEPING SERVICE, INC. | PASCO, WA | Umpqua Bank |
| $350,000–1 million | COLUMBIA VALLEY FAMILY FARMS INC | PASCO, WA | Umpqua Bank |
| $150,000–350,000 | COLUMBIA VALLEY ORCHARDS LLC | YAKIMA, WA | Umpqua Bank |
| $2–5 million | COLUMBIA WELLNESS | LONGVIEW, WA | Umpqua Bank |
| $2–5 million | COLUMBIA WELLNESS | Longview, WA | Umpqua Bank |
| $150,000–350,000 | COLUMBIAKNIT INC. | Portland, OR | Umpqua Bank |
| $150,000–350,000 | COLUMBIAKNIT INC. | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | COMFORTING HOME HOSPICE INC | Woodland Hills, CA | Umpqua Bank |
| $150,000–350,000 | COMFORTING HOME HOSPICE, INC. | WOODLAND HILLS, CA | Umpqua Bank |
| $150,000–350,000 | COMMERCIAL BRAKE & CLUTCH INC | FIFE, WA | Umpqua Bank |
| $150,000–350,000 | COMMERCIAL CABINETWORKS LLC | Ridgefield, WA | Umpqua Bank |
| $150,000–350,000 | COMMERCIAL CABINETWORKS LLC | RIDGEFIELD, WA | Umpqua Bank |
| $350,000–1 million | COMMERCIAL FACILITIES SERVICES, LLC | PORTLAND, OR | Umpqua Bank |
| $350,000–1 million | COMMERCIAL INDUSTRIAL DESIGN ARCHITECTURE | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | COMMERCIAL METAL PRODUCTS INC. | Springfield, OR | Umpqua Bank |
| $150,000–350,000 | COMMERCIAL METAL PRODUCTS, INC. | SPRINGFIELD, OR | Umpqua Bank |
| $150,000–350,000 | COMMODITIES PLUS II | SPOKANE VALLEY, WA | Umpqua Bank |
| $150,000–350,000 | COMMUNITIES IN ACTION | ONTARIO, OR | Umpqua Bank |
| $150,000–350,000 | COMMUNITIES IN SCHOOLS OF FEDERAL WAY | FEDERAL WAY, WA | Umpqua Bank |
| $150,000–350,000 | COMMUNITY ATTRIBUTES INC | Seattle, WA | Umpqua Bank |
| $150,000–350,000 | COMMUNITY ATTRIBUTES INC. | SEATTLE, WA | Umpqua Bank |
| $350,000–1 million | COMMUNITY CARE LLC | SEATTLE, WA | Umpqua Bank |
| $350,000–1 million | COMMUNITY CARE LLC | Seattle, WA | Umpqua Bank |
| $150,000–350,000 | COMMUNITY FOUNDATION FOR SOUTHWEST WASHINGTON | Vancouver, WA | Umpqua Bank |
| $150,000–350,000 | COMMUNITY FOUNDATION OF THE NAPA VALLEY | NAPA, CA | Umpqua Bank |
| $2–5 million | COMMUNITY INTEGRATED SERVICES | Federal Way, WA | Umpqua Bank |
| $350,000–1 million | COMPASS EQUIPMENT INC. | OROVILLE, CA | Umpqua Bank |
| $350,000–1 million | COMPASS EQUIPMENT INC. | Oroville, CA | Umpqua Bank |
| $150,000–350,000 | COMPASS LAND SURVEYORS INC. | Milwaukie, OR | Umpqua Bank |
| $150,000–350,000 | COMPASS LAND SURVEYORS, INC. | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | COMPASS SCIENCE COMMUNICATION, INC | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | COMPAX, INC. | ANAHEIM, CA | Umpqua Bank |
| $150,000–350,000 | COMPETITIVE COMMERCIAL ROOFING INC | Hood River, OR | Umpqua Bank |
| $150,000–350,000 | COMPLETE COMFORT, INC. | REDDING, CA | Umpqua Bank |
| $150,000–350,000 | COMPLETE VISION CENTER, P.C. | Springfield, OR | Umpqua Bank |
| $2–5 million | COMPREHENSIVE MENTAL HEALTH CENTER OF TACOMA PIERCE COUNTY | TACOMA, WA | Umpqua Bank |
| $2–5 million | COMPREHENSIVE MENTAL HEALTH CENTER OF TACOMA-PIERCE COUNTY | Tacoma, WA | Umpqua Bank |
| $350,000–1 million | COMPUTER FORMS INC | TUALATIN, OR | Umpqua Bank |
| $150,000–350,000 | COMSTOCK-JOHNSON ARCHITECTS IN | MATHER, CA | Umpqua Bank |
| $150,000–350,000 | COMSTOCK-JOHNSON ARCHITECTS INC. | Mather, CA | Umpqua Bank |
| $1–2 million | CON-FAB CALIFORNIA, LLC | LATHROP, CA | Umpqua Bank |
| $1–2 million | CONCEPT SYSTEMS INC | Albany, OR | Umpqua Bank |
| $1–2 million | CONCEPT SYSTEMS, INC | ALBANY, OR | Umpqua Bank |
| $150,000–350,000 | CONCEPTS AND TRADITIONS LMT | LEAVENWORTH, WA | Umpqua Bank |
| $150,000–350,000 | CONCEPTS AND TRADITIONS LMT | LEAVENWORTH, WA | Umpqua Bank |
| $1–2 million | CONCORD FEED & FUEL, INC | PLEASANT HILL, CA | Umpqua Bank |
| $350,000–1 million | CONCORD VERANDA CINEMA, LLC | PETALUMA, CA | Umpqua Bank |
| $150,000–350,000 | CONCRETE BUILDERS GROUP INC. | Cameron Park, CA | Umpqua Bank |
| $150,000–350,000 | CONCRETE LLC | Portland, OR | Umpqua Bank |
| $150,000–350,000 | CONCRETE LLC | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | CONCRETE SPECIAL TIES INC. | HERMISTON, OR | Umpqua Bank |
| $150,000–350,000 | CONFLUENCE FITNESS PARTNERS | Wenatchee, WA | Umpqua Bank |
| $350,000–1 million | CONGREGATIONS FOR THE HOMELESS | Bellevue, WA | Umpqua Bank |
| $150,000–350,000 | CONGREGATIONS FOR THE HOMELESS | BELLEVUE, WA | Umpqua Bank |
| $150,000–350,000 | CONNECT THE DOTS PEDIATRIC THERAPY INC | Eugene, OR | Umpqua Bank |
| $150,000–350,000 | CONNECT THE DOTS PEDIATRIC THERAPY, INC | EUGENE, OR | Umpqua Bank |
| $150,000–350,000 | CONNECTED PROFESSIONAL ACCOUNTANTS LLC | LA GRANDE, OR | Umpqua Bank |
| $350,000–1 million | CONNECTIONS FOR LIFE | VACAVILLE, CA | Umpqua Bank |
| $150,000–350,000 | CONNOLLY RANCH EDUCATION CENTER | Napa, CA | Umpqua Bank |
| $350,000–1 million | CONTINENTAL DIRT CONTRACTORS INC. | AUBURN, WA | Umpqua Bank |
| $150,000–350,000 | CONTINENTAL FLORAL CA LLC | WATSONVILLE, CA | Umpqua Bank |
| $150,000–350,000 | CONTINENTAL FLORAL FL LLC | DELAND, FL | Umpqua Bank |
| $1–2 million | CONTINENTAL FLORAL LLC | Doral, FL | Umpqua Bank |
| $150,000–350,000 | CONTINENTAL FLORAL LLC | MIAMI, FL | Umpqua Bank |
| $350,000–1 million | CONTINENTAL FLORAL WA LLC | BELFAIR, WA | Umpqua Bank |
| $150,000–350,000 | CONTRACT FLOORING CONSULTANTS LLC | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | CONTRACT FLOORING CONSULTANTS LLC | Portland, OR | Umpqua Bank |
| $350,000–1 million | CONVERGENCE NORTHWEST, INC. | Milwaukie, OR | Umpqua Bank |
| $350,000–1 million | CONVIVIUM LLC | Portland, OR | Umpqua Bank |
| $350,000–1 million | CONVIVIUM, LLC | PORTLAND, OR | Umpqua Bank |
| $150,000–350,000 | COOK GENERAL CONTRACTOR INC | SAN FRANCISCO, CA | Umpqua Bank |
| $150,000–350,000 | COOK GENERAL CONTRACTOR INC | San Francisco, CA | Umpqua Bank |
| $150,000–350,000 | COOKING PAPA 1, LLC | MOUNTAIN VIEW, CA | Umpqua Bank |
| $150,000–350,000 | COOL RUNNING HEATING & AIR INC. | Rio Linda, CA | Umpqua Bank |
| $150,000–350,000 | COOLEY RAPP FRIEL & LEE LLC | Roseburg, OR | Umpqua Bank |
| $150,000–350,000 | COOS BAY RAIL LINE, INC. | COOS BAY, OR | Umpqua Bank |
| $150,000–350,000 | COPA DI VINO CORPORATION | THE DALLES, OR | Umpqua Bank |
| $150,000–350,000 | COPA DI VINO CORPORATION | The Dalles, OR | Umpqua Bank |
| $350,000–1 million | COPELAND FAMILY INC | Hillsboro, OR | Umpqua Bank |
| $150,000–350,000 | COPELAND FAMILY INC | HILLSBORO, OR | Umpqua Bank |
| $150,000–350,000 | COPLEY CARE GROUP LLC | Vancouver, WA | Umpqua Bank |
| $350,000–1 million | COPPER RIVER RENTALS LLC | Anchorage, AK | Umpqua Bank |