| $150,000–350,000 | S.C. BEVERAGE, INC. | CITY OF INDUSTRY, CA | Citizens Business Bank |
| $150,000–350,000 | S.E. SMITH AND SONS, INC. | Azusa, CA | Citizens Business Bank |
| $150,000–350,000 | S.W. FIXTURES INC. | Walnut, CA | Citizens Business Bank |
| $150,000–350,000 | S.W. FIXTURES, INC. | WALNUT, CA | Citizens Business Bank |
| $150,000–350,000 | SAFCO OF AMERICA, LLC | VISALIA, CA | Citizens Business Bank |
| $1–2 million | SAFE SCAFFOLDING | TRABUCO CANYON, CA | Citizens Business Bank |
| $350,000–1 million | SAFETY STRIPING SERVICE INC | Goshen, CA | Citizens Business Bank |
| $350,000–1 million | SAFETY STRIPING SERVICE, INC. | GOSHEN, CA | Citizens Business Bank |
| $150,000–350,000 | SAFEWAY SIGN COMPANY | ADELANTO, CA | Citizens Business Bank |
| $350,000–1 million | SAGASER WATKINS & WEILAND P.C. | Fresno, CA | Citizens Business Bank |
| $350,000–1 million | SAGASER, WATKINS & WEILAND, P.C. | Fresno, CA | Citizens Business Bank |
| $350,000–1 million | SAINT BONAVENTURE HIGH SCHOOL | VENTURA, CA | Citizens Business Bank |
| $1–2 million | SAINT FRANCIS HIGH SCHOOL OF LACANADA-FLINTRIDGE | LA CANADA FLINTRIDGE, CA | Citizens Business Bank |
| $350,000–1 million | SALAZAR RESTAURANT ENTERPRISES, INC | Selma, CA | Citizens Business Bank |
| $150,000–350,000 | SALAZAR RESTAURANT ENTERPRISES, INC | SELMA, CA | Citizens Business Bank |
| $150,000–350,000 | SALES TAX ASSURANCE LLC | BREA, CA | Citizens Business Bank |
| $1–2 million | SAM HILL & SONS, INC. | VENTURA, CA | Citizens Business Bank |
| $150,000–350,000 | SAM NAMDARIAN DMD INC. | Fresno, CA | Citizens Business Bank |
| $150,000–350,000 | SAM SIAMAK NAMDARIAN DMD, INC. | FRESNO, CA | Citizens Business Bank |
| $2–5 million | SAN BERNARDINO MEDICAL ORTHOPAEDIC GROUP INC | REDLANDS, CA | Citizens Business Bank |
| $1–2 million | SAN BERNARDINO MOTORS INC | SAN BERNARDINO, CA | Citizens Business Bank |
| $2–5 million | SAN BERNARDINO MOUNTAINS COMMUNITY HOSPITAL DISTRICT | LAKE ARROWHEAD, CA | Citizens Business Bank |
| $1–2 million | SAN DIMAS MEDICAL GROUP, INC. | BAKERSFIELD, CA | Citizens Business Bank |
| $150,000–350,000 | SAN GABRIEL MISSION SCHOOL | SAN GABRIEL, CA | Citizens Business Bank |
| $150,000–350,000 | SAN JOAQUIN BIT SERVICE INC. | Bakersfield, CA | Citizens Business Bank |
| $150,000–350,000 | SAN JOAQUIN BIT SERVICE, INCORPORATED | BAKERSFIELD, CA | Citizens Business Bank |
| $150,000–350,000 | SAN MARINO COMMUNITY CHURCH (PRESBYTERIAN) | SAN MARINO, CA | Citizens Business Bank |
| $150,000–350,000 | SANCON ENGINEERING, INC. | HUNTINGTON BEACH, CA | Citizens Business Bank |
| $350,000–1 million | SANCON TECHNOLOGIES, INC | HUNTINGTON BEACH, CA | Citizens Business Bank |
| $350,000–1 million | SANSMARK, INC. | INGLEWOOD, CA | Citizens Business Bank |
| $150,000–350,000 | SANTA CLARA HOUSE LLC | Ventura, CA | Citizens Business Bank |
| $150,000–350,000 | SANTA CLARA HOUSE LLC | VENTURA, CA | Citizens Business Bank |
| $150,000–350,000 | SANTA MARIA HARLEY-DAVIDSON | SANTA MARIA, CA | Citizens Business Bank |
| $1–2 million | SAROYAN LUMBER COMPANY, INC. | HUNTINGTON PARK, CA | Citizens Business Bank |
| $150,000–350,000 | SAWDUST FESTIVAL CORPORATION | LAGUNA BEACH, CA | Citizens Business Bank |
| $150,000–350,000 | SAWDUST FESTIVAL CORPORATION | Laguna Beach, CA | Citizens Business Bank |
| $350,000–1 million | SB DISTRIBUTION LLC | Glendora, CA | Citizens Business Bank |
| $150,000–350,000 | SC BEVERAGE INC. | City of Industry, CA | Citizens Business Bank |
| $150,000–350,000 | SC ENTERTAINMENT INC. | Los Angeles, CA | Citizens Business Bank |
| $150,000–350,000 | SC ENTERTAINMNET INC. | LOS ANGELES, CA | Citizens Business Bank |
| $150,000–350,000 | SCANPAN USA INC | COMPTON, CA | Citizens Business Bank |
| $350,000–1 million | SCAT ENTERPRISES, INC. | REDONDO BEACH, CA | Citizens Business Bank |
| $150,000–350,000 | SCHEIDT FARMS TRUCKING, INC. | KERMAN, CA | Citizens Business Bank |
| $350,000–1 million | SCHMIDT INDUSTRIES INC. DBA: PRIME PLATING | Sun Valley, CA | Citizens Business Bank |
| $350,000–1 million | SCHMIDT INDUSTRIES, INC. | SUN VALLEY, CA | Citizens Business Bank |
| $150,000–350,000 | SCHNEIDERS & ASSOCIATES, LLP | Oxnard, CA | Citizens Business Bank |
| $150,000–350,000 | SCHWALB CONSULTING, LLC | IRVINE, CA | Citizens Business Bank |
| $150,000–350,000 | SCN SECURITY COMMUNICATION NETWORK, INC | CORONA, CA | Citizens Business Bank |
| $1–2 million | SCORPIO ENTERPRISES | SANTA FE SPRINGS, CA | Citizens Business Bank |
| $1–2 million | SCORPIO ENTERPRISES | Santa Fe Springs, CA | Citizens Business Bank |
| $350,000–1 million | SCOTT & SONS ELECTRIC | VENTURA, CA | Citizens Business Bank |
| $150,000–350,000 | SCOTT BELKNAP WELL DRILLING, INC. | DINUBA, CA | Citizens Business Bank |
| $150,000–350,000 | SCS COLD STORAGE INC. | Royal Oaks, CA | Citizens Business Bank |
| $150,000–350,000 | SEACO TECHNOLOGIES, INC. | BAKERSFIELD, CA | Citizens Business Bank |
| $350,000–1 million | SEAL METHODS INC | Santa Fe Springs, CA | Citizens Business Bank |
| $1–2 million | SEAL METHODS, INC. | SANTA FE SPRINGS, CA | Citizens Business Bank |
| $150,000–350,000 | SEAROCK STAFFORD CM, INC. | PASADENA, CA | Citizens Business Bank |
| $2–5 million | SEIDNER & CO INC | West Covina, CA | Citizens Business Bank |
| $2–5 million | SEIDNER & CO., INC | WEST COVINA, CA | Citizens Business Bank |
| $1–2 million | SEIDNER-MILLER, INC. | GLENDORA, CA | Citizens Business Bank |
| $150,000–350,000 | SELECTION ONE LLC | EL SEGUNDO, CA | Citizens Business Bank |
| $150,000–350,000 | SELEY & CO | SOUTH PASADENA, CA | Citizens Business Bank |
| $350,000–1 million | SENOVVA INC | Los Angeles, CA | Citizens Business Bank |
| $350,000–1 million | SENOVVA INC | LOS ANGELES, CA | Citizens Business Bank |
| $350,000–1 million | SEQUEL CONTRACTORS, INC. | SANTA FE SPRINGS, CA | Citizens Business Bank |
| $150,000–350,000 | SEQUOIA RIVERLANDS TRUST | Visalia, CA | Citizens Business Bank |
| $150,000–350,000 | SEQUOIA RIVERLANDS TRUST | VISALIA, CA | Citizens Business Bank |
| $350,000–1 million | SEQUOIA SURGERY CENTER, LLC | VISALIA, CA | Citizens Business Bank |
| $150,000–350,000 | SEQUOIA TRANSPORTATION SERVICES INC | VISALIA, CA | Citizens Business Bank |
| $150,000–350,000 | SEQUOIA TRANSPORTATION SERVICES INC | Visalia, CA | Citizens Business Bank |
| $1–2 million | SEQUOYAH INC. | Pico Rivera, CA | Citizens Business Bank |
| $350,000–1 million | SEQUOYAH, INC. | PICO RIVERA, CA | Citizens Business Bank |
| $150,000–350,000 | SERBAN'S BACKGROUND MUSIC, INC. | BAKERSFIELD, CA | Citizens Business Bank |
| $350,000–1 million | SERCO MOLD, INC. | LA VERNE, CA | Citizens Business Bank |
| $350,000–1 million | SERRA COMMUNITY MEDICAL CLINIC, INC. | SUN VALLEY, CA | Citizens Business Bank |
| $350,000–1 million | SERRANO INDUSTRIES INC | Santa Fe Springs, CA | Citizens Business Bank |
| $350,000–1 million | SERRANO INDUSTRIES INC | Santa Fe Springs, CA | Citizens Business Bank |
| $150,000–350,000 | SHAHAN & SHAHAN INC | VISALIA, CA | Citizens Business Bank |
| $350,000–1 million | SHARPE DATA, INC | VALENCIA, CA | Citizens Business Bank |
| $150,000–350,000 | SHARPE EXECUTIVE GROUP, INC. | VALENCIA, CA | Citizens Business Bank |
| $5–10 million | SHARPE INTERIOR SYSTEMS, INC. | VALENCIA, CA | Citizens Business Bank |
| $2–5 million | SHAW & SONS INC. | Costa Mesa, CA | Citizens Business Bank |
| $2–5 million | SHAW & SONS, INC. | COSTA MESA, CA | Citizens Business Bank |
| $150,000–350,000 | SHAW MOSES MENDENHALL & ASSOCIATES INSURANCE AGENCY | South Pasadena, CA | Citizens Business Bank |
| $150,000–350,000 | SHAW, MOSES, MENDENHALL & ASSOCIATES INSURANCE AGENCY | SOUTH PASADENA, CA | Citizens Business Bank |
| $350,000–1 million | SHEL-DON INC | VISALIA, CA | Citizens Business Bank |
| $150,000–350,000 | SHEP AND NANCY BRYAN CORPORATION | Santa Ana, CA | Citizens Business Bank |
| $150,000–350,000 | SHEP AND NANCY BRYAN CORPORATION | SANTA ANA, CA | Citizens Business Bank |
| $350,000–1 million | SHERMAN THOMAS CHARTER SCHOOLS | MADERA, CA | Citizens Business Bank |
| $1–2 million | SHERWOOD COUNTRY CLUB | THOUSAND OAKS, CA | Citizens Business Bank |
| $150,000–350,000 | SHIM IT MANUFACTURING CORP | CORONA, CA | Citizens Business Bank |
| $150,000–350,000 | SHIM IT MANUFACTURING CORP. | Corona, CA | Citizens Business Bank |
| $350,000–1 million | SHO-AIR INTERNATIONAL, INC | HUNTINGTON BEACH, CA | Citizens Business Bank |
| $150,000–350,000 | SHOOK BUILDING SYSTEMS, INC. | CORONA, CA | Citizens Business Bank |
| $150,000–350,000 | SIERRA FORESTRY CONSULTING LLC | MARIPOSA, CA | Citizens Business Bank |
| $150,000–350,000 | SIERRA MEADOWS SENIOR CARE INC | FRESNO, CA | Citizens Business Bank |
| $150,000–350,000 | SIERRA MEADOWS SENIOR LIVING LLC | FRESNO, CA | Citizens Business Bank |
| $150,000–350,000 | SIERRA PAINTING | Arcadia, CA | Citizens Business Bank |
| $350,000–1 million | SIERRA SCHOOL EQUIPMENT COMPANY | BAKERSFIELD, CA | Citizens Business Bank |
| $350,000–1 million | SIERRA SINGLE PLY INC | SACRAMENTO, CA | Citizens Business Bank |