| $350,000–1 million | W.L. RUBOTTOM CO. | VENTURA, CA | Citizens Business Bank |
| $350,000–1 million | WA FUNDING INC | Fresno, CA | Citizens Business Bank |
| $350,000–1 million | WA FUNDING, INC | FRESNO, CA | Citizens Business Bank |
| $1–2 million | WALDBERG INC. | Sherman Oaks, CA | Citizens Business Bank |
| $1–2 million | WALDBERG, INC | SHERMAN OAKS, CA | Citizens Business Bank |
| $350,000–1 million | WALKER DESIGN INC | Sun Valley, CA | Citizens Business Bank |
| $350,000–1 million | WALKER DESIGN, INC. | SUN VALLEY, CA | Citizens Business Bank |
| $1–2 million | WALLNER EXPAC, INC | ONTARIO, CA | Citizens Business Bank |
| $350,000–1 million | WASCO HARDFACING CO. | FRESNO, CA | Citizens Business Bank |
| $350,000–1 million | WATKINS CONSTRUCTION CO INC | Taft, CA | Citizens Business Bank |
| $350,000–1 million | WATKINS CONSTRUCTION CO., INC. | TAFT, CA | Citizens Business Bank |
| $150,000–350,000 | WATSON REALTY SERVICES INC. | Bakersfield, CA | Citizens Business Bank |
| $150,000–350,000 | WATSONS PROFILING CORP | Ontario, CA | Citizens Business Bank |
| $2–5 million | WAYFORWARD TECHNOLOGIES INC | VALENCIA, CA | Citizens Business Bank |
| $1–2 million | WC, INC. | OXNARD, CA | Citizens Business Bank |
| $350,000–1 million | WCS ENTERPRISES LLC | Pasadena, CA | Citizens Business Bank |
| $150,000–350,000 | WCS ENTERPRISES, LLC | PASADENA, CA | Citizens Business Bank |
| $150,000–350,000 | WEAVER & ASSOCIATES INC. INSURANCE AGENTS & BROKERS | ARCADIA, CA | Citizens Business Bank |
| $150,000–350,000 | WELDCRAFT INDUSTRIES INC. | Terra Bella, CA | Citizens Business Bank |
| $350,000–1 million | WELDCRAFT INDUSTRIES, INC. | TERRA BELLA, CA | Citizens Business Bank |
| $350,000–1 million | WESELY-THOMAS ENTERPRISES INC. | Westlake Village, CA | Citizens Business Bank |
| $350,000–1 million | WESELY-THOMAS ENTERPRISES, INC. | WESTLAKE VILLAGE, CA | Citizens Business Bank |
| $350,000–1 million | WESLEY ALLEN INC. | Los Angeles, CA | Citizens Business Bank |
| $1–2 million | WESLEY ALLEN, INC. | LOS ANGELES, CA | Citizens Business Bank |
| $350,000–1 million | WEST BOND, INC. | ANAHEIM, CA | Citizens Business Bank |
| $350,000–1 million | WEST COAST EQUIPMENT LLC | CORONA, CA | Citizens Business Bank |
| $150,000–350,000 | WEST COAST FORM GRINDING | SANTA ANA, CA | Citizens Business Bank |
| $350,000–1 million | WEST COAST FRAME & COLLISION INC | WEST SACRAMENTO, CA | Citizens Business Bank |
| $150,000–350,000 | WEST COAST LOCKWASHER CO. INC | CITY OF INDUSTRY, CA | Citizens Business Bank |
| $150,000–350,000 | WEST COAST LOCKWASHER CO. INC. | City of Industry, CA | Citizens Business Bank |
| $350,000–1 million | WEST COAST POWER SOLUTIONS | OXNARD, CA | Citizens Business Bank |
| $350,000–1 million | WEST COAST POWER SOLUTIONS | Oxnard, CA | Citizens Business Bank |
| $350,000–1 million | WEST COAST TRENDS INC. | Huntington Beach, CA | Citizens Business Bank |
| $350,000–1 million | WEST COAST TRENDS, INC. | HUNTINGTON BEACH, CA | Citizens Business Bank |
| $350,000–1 million | WEST END FAMILY COUNSELING SERVICE | ONTARIO, CA | Citizens Business Bank |
| $350,000–1 million | WEST END YMCA | Upland, CA | Citizens Business Bank |
| $350,000–1 million | WEST ENTERTAINMENT LLC | Irvine, CA | Citizens Business Bank |
| $150,000–350,000 | WEST ENTERTAINMENT, LLC | IRVINE, CA | Citizens Business Bank |
| $150,000–350,000 | WEST HILLS GOLF ASSOC LTD | Chino Hills, CA | Citizens Business Bank |
| $150,000–350,000 | WEST HILLS GOLF ASSOCIATES, LTD., A CALIFORNIA LIMITED PARTN | CHINO HILLS, CA | Citizens Business Bank |
| $350,000–1 million | WEST STAR DAIRY DBA WEST-STAR NORTH DAIRY | BUTTONWILLOW, CA | Citizens Business Bank |
| $150,000–350,000 | WESTERN DECK AND STEEL ERECTION, INC | ONTARIO, CA | Citizens Business Bank |
| $350,000–1 million | WESTERN MECHANICAL INC. | Santa Clarita, CA | Citizens Business Bank |
| $150,000–350,000 | WESTERN MECHANICAL, INC. | SANTA CLARITA, CA | Citizens Business Bank |
| $350,000–1 million | WESTERN METAL SERVICE, INC. | BLOOMINGTON, CA | Citizens Business Bank |
| $150,000–350,000 | WESTERN METROPOLITAN INDTRS INC. | VENTURA, CA | Citizens Business Bank |
| $1–2 million | WESTERN PACIFIC MED-CORP | GLENDALE, CA | Citizens Business Bank |
| $350,000–1 million | WESTERN PAVING CONTRACTORS INC | Irwindale, CA | Citizens Business Bank |
| $350,000–1 million | WESTERN SAW MANUFACTURERS INC | Oxnard, CA | Citizens Business Bank |
| $350,000–1 million | WESTERN SAW MANUFACTURES INC. | OXNARD, CA | Citizens Business Bank |
| $1–2 million | WESTLAND GROUP, INC. | ONTARIO, CA | Citizens Business Bank |
| $2–5 million | WESTRUX INTERNATIONAL, INC. | SANTA FE SPRINGS, CA | Citizens Business Bank |
| $150,000–350,000 | WESTSIDE WASTE MANAGEMENT CO., INC. | TAFT, CA | Citizens Business Bank |
| $350,000–1 million | WESTWOOD LABORATORIES, INC | AZUSA, CA | Citizens Business Bank |
| $150,000–350,000 | WF CONSTRUCTION INC. | La Verne, CA | Citizens Business Bank |
| $150,000–350,000 | WHITTAKER & COMPANY AN ACCOUNTANCY CORPORATION | SEAL BEACH, CA | Citizens Business Bank |
| $350,000–1 million | WIGGINS LIFT COMPANY INC | OXNARD, CA | Citizens Business Bank |
| $150,000–350,000 | WILCOX SUPPLY INC | MONTCLAIR, CA | Citizens Business Bank |
| $150,000–350,000 | WILD JACKS KETTLEMAN | KETTLEMAN CITY, CA | Citizens Business Bank |
| $350,000–1 million | WILDWOOD EXPRESS | KINGSBURG, CA | Citizens Business Bank |
| $150,000–350,000 | WILKINS DROLSHAGEN & CZESHINSKI LLP | FRESNO, CA | Citizens Business Bank |
| $150,000–350,000 | WILL DEGROOT DAIRY | PIXLEY, CA | Citizens Business Bank |
| $150,000–350,000 | WILLIAM M. DE RUYTER AND MARY LISA DE RUYTER | SUNNYSIDE, WA | Citizens Business Bank |
| $150,000–350,000 | WILLIAMS SIGN CO | Pomona, CA | Citizens Business Bank |
| $150,000–350,000 | WILLIAMS SIGN CO. | POMONA, CA | Citizens Business Bank |
| $150,000–350,000 | WILLIAMS, BRODERSEN, PRITCHETT & BURKE LLP | VISALIA, CA | Citizens Business Bank |
| $350,000–1 million | WILSON'S METAL EXCHANGE INC. | San Fernando, CA | Citizens Business Bank |
| $350,000–1 million | WILSON'S METAL EXCHANGE, INC. | SAN FERNANDO, CA | Citizens Business Bank |
| $150,000–350,000 | WIRZ & COMPANY PRINTING INC | COLTON, CA | Citizens Business Bank |
| $150,000–350,000 | WITCHER ELECTRIC, INC. | BAKERSFIELD, CA | Citizens Business Bank |
| $350,000–1 million | WITTLER YOUNG CO. INC. | Los Angeles, CA | Citizens Business Bank |
| $350,000–1 million | WITTLER YOUNG CO., INC. | LOS ANGELES, CA | Citizens Business Bank |
| $150,000–350,000 | WITTLER YOUNG SERVICE CO | Los Angeles, CA | Citizens Business Bank |
| $150,000–350,000 | WITTLER YOUNG SERVICE CO., INC. | LOS ANGELES, CA | Citizens Business Bank |
| $2–5 million | WOLF LANG CHRISTOPHER ARCHITECTS, INC. | RANCHO CUCAMONGA, CA | Citizens Business Bank |
| $150,000–350,000 | WOLSTAN & GOLDBERG EYE ASSOCIATES INC. A MEDICAL CORPORATION | Torrance, CA | Citizens Business Bank |
| $150,000–350,000 | WOLSTAN & GOLDBERG EYE ASSOCIATES, INC., A MEDICAL CORPORATI | TORRANCE, CA | Citizens Business Bank |
| $5–10 million | WOOD & BROWN INSURANCE ADMINISTRATORS, INC. | ORANGE, CA | Citizens Business Bank |
| $350,000–1 million | WOOD CASTLE CONSTRUCTION, INC. | COVINA, CA | Citizens Business Bank |
| $350,000–1 million | WOOD RIVER DAIRY LLC | MILLER, NE | Citizens Business Bank |
| $1–2 million | WOODCREST CHRISTIAN SCHOOL SYSTEM | RIVERSIDE, CA | Citizens Business Bank |
| $350,000–1 million | WORLDWIDE INTEGRATED RESOURCES INC. | Montebello, CA | Citizens Business Bank |
| $350,000–1 million | WORLDWIDE INTEGRATED RESOURCES, INC. | MONTEBELLO, CA | Citizens Business Bank |
| $150,000–350,000 | WP & H, LLC | ANAHEIM, CA | Citizens Business Bank |
| $150,000–350,000 | XENCARE, INC | FRESNO, CA | Citizens Business Bank |
| $2–5 million | XPONENTIAL FITNESS LLC | IRVINE, CA | Citizens Business Bank |
| $150,000–350,000 | XS SCUBA INC. | Santa Ana, CA | Citizens Business Bank |
| $150,000–350,000 | XS SCUBA, INC. | SANTA ANA, CA | Citizens Business Bank |
| $150,000–350,000 | YANKS AIR MUSEUM | BALDWIN PARK, CA | Citizens Business Bank |
| $150,000–350,000 | YMCA OF GLENDALE | Glendale, CA | Citizens Business Bank |
| $1–2 million | YMCA OF THE FOOTHILLS | LA CANADA FLINTRIDGE, CA | Citizens Business Bank |
| $350,000–1 million | YMCA OF THE FOOTHILLS | La Canada Flintridge, CA | Citizens Business Bank |
| $150,000–350,000 | YOUNG & HEALTHY | Pasadena, CA | Citizens Business Bank |
| $150,000–350,000 | YOUNG & HEALTHY | PASADENA, CA | Citizens Business Bank |
| $350,000–1 million | YOUNG MEN'S CHRISTIAN ASSOCIATION OF BURBANK | BURBANK, CA | Citizens Business Bank |
| $150,000–350,000 | YOUNG MEN'S CHRISTIAN ASSOCIATION OF GLENDALE, CALIFORNIA | GLENDALE, CA | Citizens Business Bank |
| $2–5 million | YOUNG'S COMMERCIAL TRANSFER INC. | Porterville, CA | Citizens Business Bank |
| $2–5 million | YOUNG'S COMMERCIAL TRANSFER, INC. | PORTERVILLE, CA | Citizens Business Bank |
| $350,000–1 million | YOUNG'S IRON WORKS INC | Sun Valley, CA | Citizens Business Bank |
| $350,000–1 million | YOUNG'S IRON WORKS, INC. | SUN VALLEY, CA | Citizens Business Bank |