| $150,000–350,000 | ROSS VALLEY CHARTER SCHOOL | FAIRFAX, CA | Westamerica Bank |
| $150,000–350,000 | ROZANSKI DESIGN INC. | SONOMA, CA | Westamerica Bank |
| $150,000–350,000 | SAINT FRANCIS SOLANO SCHOOL | SONOMA, CA | Westamerica Bank |
| $350,000–1 million | SAN FRANCISCO CRITICAL CARE MEDICAL GROUP INC | SAN FRANCISCO, CA | Westamerica Bank |
| $150,000–350,000 | SAN JOAQUIN CHEMICALS INC | FRESNO, CA | Westamerica Bank |
| $150,000–350,000 | SCHMITT & CO | NOVATO, CA | Westamerica Bank |
| $350,000–1 million | SCI CONSULTING GROUP | FAIRFIELD, CA | Westamerica Bank |
| $150,000–350,000 | SCOTTYS AUTOMOTIVE, INC. | ORANGEVALE, CA | Westamerica Bank |
| $150,000–350,000 | SEMI TROPIC COOPERATIVE GIN | WASCO, CA | Westamerica Bank |
| $350,000–1 million | SEQUOIA GROVE VINEYARDS | NAPA, CA | Westamerica Bank |
| $350,000–1 million | SHANNON PUMP CO | MERCED, CA | Westamerica Bank |
| $150,000–350,000 | SIGNORELLO VINEYARDS | NAPA, CA | Westamerica Bank |
| $1–2 million | SMALL PRECISION TOOLS, INC. | PETALUMA, CA | Westamerica Bank |
| $150,000–350,000 | SOLANO COUNTY FAIR ASSOCIATION | VALLEJO, CA | Westamerica Bank |
| $150,000–350,000 | SONOMA CAST STONE CORPORATION | PETALUMA, CA | Westamerica Bank |
| $150,000–350,000 | SONOMA SWEEPER INC | UKIAH, CA | Westamerica Bank |
| $350,000–1 million | SONOMA VALLEY COMMUNITY HEALTH CENTER | SONOMA, CA | Westamerica Bank |
| $150,000–350,000 | SOSCOL AUTO BODY INC | NAPA, CA | Westamerica Bank |
| $150,000–350,000 | ST PAULS EVANGELICAL LUTHERAN CHURCH OF MERCED, CA CORP | MERCED, CA | Westamerica Bank |
| $150,000–350,000 | ST. ISIDORES CHURCH | DANVILLE, CA | Westamerica Bank |
| $350,000–1 million | STADELHOFER CONSTRUCTION INC | CALISTOGA, CA | Westamerica Bank |
| $1–2 million | STANFORD YOUTH SOLUTIONS | SACRAMENTO, CA | Westamerica Bank |
| $150,000–350,000 | STATES RECOVERY SYSTEMS, INC. | RANCHO CORDOVA, CA | Westamerica Bank |
| $150,000–350,000 | STONECIPHER CORPORATION | FRESNO, CA | Westamerica Bank |
| $150,000–350,000 | STRATA A/P | SONOMA, CA | Westamerica Bank |
| $150,000–350,000 | SUNBREAK VINEYARD SERVICE LLC | GLEN ELLEN, CA | Westamerica Bank |
| $150,000–350,000 | SUNGRAPE FARMING INC | VISALIA, CA | Westamerica Bank |
| $150,000–350,000 | SWANSON & MCNAMARA LLP | SAN FRANCISCO, CA | Westamerica Bank |
| $350,000–1 million | SYLVAN EYE ASSOCIATES AN OPTOMETRIC | MODESTO, CA | Westamerica Bank |
| $150,000–350,000 | T GARY FORESTER DDS INC | FRESNO, CA | Westamerica Bank |
| $150,000–350,000 | TAFT PLUMBING CO INC | TAFT, CA | Westamerica Bank |
| $150,000–350,000 | TALI PAK LUMBER SERVICES LLC | HOPLAND, CA | Westamerica Bank |
| $150,000–350,000 | TAMALPAIS STRAWBERRY PRESCHOOLS INC | MILL VALLEY, CA | Westamerica Bank |
| $150,000–350,000 | TAYLOR LANE LLC | SEBASOPOL, CA | Westamerica Bank |
| $350,000–1 million | THE MATTRESS OUTLET, INC. | VACAVILLE, CA | Westamerica Bank |
| $350,000–1 million | THE RESTORATION CLEANUP CO INC | PITTSBURG, CA | Westamerica Bank |
| $150,000–350,000 | THE YOSEMITE BUG LLC | MIDPINES, CA | Westamerica Bank |
| $150,000–350,000 | THOMAS AND ASSOCIATES | NOVATO, CA | Westamerica Bank |
| $350,000–1 million | THREE SOLES INC. | SAINT HELENA, CA | Westamerica Bank |
| $150,000–350,000 | TIGHT ACCESS EXCAVATION INC | SEBASTOPOL, CA | Westamerica Bank |
| $350,000–1 million | TILE WEST INC | NOVATO, CA | Westamerica Bank |
| $150,000–350,000 | TIM KERRIGAN PAINTING INC. | NOVATO, CA | Westamerica Bank |
| $150,000–350,000 | TIMOTHY S JOHNSTON MD PC | MERCED, CA | Westamerica Bank |
| $150,000–350,000 | TOP PRODUCTIONS LLC | SAUSALITO, CA | Westamerica Bank |
| $1–2 million | TRANSBAY FIRE PROTECTION INC. | PLEASANTON, CA | Westamerica Bank |
| $150,000–350,000 | TRESON AG, INC | FIVE POINTS, CA | Westamerica Bank |
| $150,000–350,000 | TRI VALLEY JANITORIAL SERVICE AND SUPPLY | LIVERMORE, CA | Westamerica Bank |
| $150,000–350,000 | TRIPLE C INC | ATWATER, CA | Westamerica Bank |
| $150,000–350,000 | UNITED STATES CONFERENCE OF CATHOLIC | LIVERMORE, CA | Westamerica Bank |
| $350,000–1 million | UNITED WESTERN INDUSTRIES INC | FRESNO, CA | Westamerica Bank |
| $1–2 million | V SANGIACOMO AND SONS LP | SONOMA, CA | Westamerica Bank |
| $150,000–350,000 | VACA LANDSCAPE & CONSTRUCTION INC | PETALUMA, CA | Westamerica Bank |
| $150,000–350,000 | VACA VALLEY AUTO PARTS, INC. | FAIRFIELD, CA | Westamerica Bank |
| $150,000–350,000 | VALDIVIA TRUCKING | SANTA ROSA, CA | Westamerica Bank |
| $350,000–1 million | VALLEY CRITTER CARE, INC. | TURLOCK, CA | Westamerica Bank |
| $150,000–350,000 | VALLEY HARVEST NUT COMPANY | MODESTO, CA | Westamerica Bank |
| $150,000–350,000 | VALLEY MEMORIAL PARK | NOVATO, CA | Westamerica Bank |
| $150,000–350,000 | VERADO CONCRETE INC | SACRAMENTO, CA | Westamerica Bank |
| $150,000–350,000 | VERITAS PROPERTY MANAGEMENT LLC | RICHMOND, CA | Westamerica Bank |
| $150,000–350,000 | VFC, INC | KERMAN, CA | Westamerica Bank |
| $150,000–350,000 | VINTNERS GOLF CLUB LLC | YOUNTVILLE, CA | Westamerica Bank |
| $150,000–350,000 | VIRENDER S KALEKA MD | SELMA, CA | Westamerica Bank |
| $150,000–350,000 | VISALIA VETERINARY ASSOCIATES INC | VISALIA, CA | Westamerica Bank |
| $350,000–1 million | VITISYSTEMS, INC | NAPA, CA | Westamerica Bank |
| $150,000–350,000 | VMI ARCHITECTURE INC. | SAN RAFAEL, CA | Westamerica Bank |
| $150,000–350,000 | WALLY FALKE'S AIR CONDITIONING, INC. | TURLOCK, CA | Westamerica Bank |
| $1–2 million | WALSCHON FIRE PROTECTION INC | PLEASANTON, CA | Westamerica Bank |
| $350,000–1 million | WATER HEATERS ONLY INC | GRASS VALLEY, CA | Westamerica Bank |
| $150,000–350,000 | WATER RECLAMATION EQUIPMENT INC | FIREBAUGH, CA | Westamerica Bank |
| $350,000–1 million | WATERS MOVING & STORAGE INC | MARTINEZ, CA | Westamerica Bank |
| $150,000–350,000 | WECO INDUSTRIES LLC | VACAVILLE, CA | Westamerica Bank |
| $150,000–350,000 | WESLEY MEDICAL STAFFING INC. | TIBURON, CA | Westamerica Bank |
| $150,000–350,000 | WEST COAST AIR SYSTEMS TECHNOLOGIES | LIVERMORE, CA | Westamerica Bank |
| $350,000–1 million | WEST VALLEY AVIATION INC | FIVE POINTS, CA | Westamerica Bank |
| $350,000–1 million | WEST-CAL CONCRETE INC | SACRAMENTO, CA | Westamerica Bank |
| $1–2 million | WESTERN WATER CONSTRUCTORS INC | SANTA ROSA, CA | Westamerica Bank |
| $150,000–350,000 | WILDLIFE FUR DRESSING INC | CERES, CA | Westamerica Bank |
| $150,000–350,000 | WINDECKER INC | LOS BANOS, CA | Westamerica Bank |
| $350,000–1 million | WINE COUNTRY CASES, INC. | NAPA, CA | Westamerica Bank |
| $150,000–350,000 | WOODLAND MEATS LLC | KENTFIELD, CA | Westamerica Bank |
| $150,000–350,000 | WOODLAND STAR CHARTER SCHOOL | SONOMA, CA | Westamerica Bank |
| $150,000–350,000 | WOODSMITHS ARCHITECTURAL CASEWORK AND MILLWORK, INC. | WEST SACRAMENTO, CA | Westamerica Bank |
| $1–2 million | WR FORDE ASSOCIATES INC | RICHMOND, CA | Westamerica Bank |
| $350,000–1 million | YOUR HOME NURSING SERVICES INC | NAPA, CA | Westamerica Bank |