| $1–2 million | SAN LUIS AMBULANCE SERVICE INC | SAN LUIS OBISPO, CA | Pacific Premier Bank |
| $350,000–1 million | SAN LUIS AVIATION, INC. | SAN LUIS OBISPO, CA | Pacific Premier Bank |
| $350,000–1 million | SAN LUIS OBISPO COUNTY YMCA | SAN LUIS OBISPO, CA | Pacific Premier Bank |
| $350,000–1 million | SAN LUIS OBISPO EYE ASSOCIATES, A MEDICAL GROUP, INC. | SAN LUIS OBISPO, CA | Pacific Premier Bank |
| $5–10 million | SANA HEALTCARE CARROLLTON | CARROLLTON, TX | Pacific Premier Bank |
| $1–2 million | SANBARCOLLBUSCOM, INCORPORATED DBA CALIFORNIA AERONAUTICAL U | VENTURA, CA | Pacific Premier Bank |
| $350,000–1 million | SANCHEZ & AMADOR, LLP | LOS ANGELES, CA | Pacific Premier Bank |
| $1–2 million | SANDALS CHURCH | RIVERSIDE, CA | Pacific Premier Bank |
| $150,000–350,000 | SANI EYE CENTER, INC. | TEMPLETON, CA | Pacific Premier Bank |
| $2–5 million | SANTA ANITA CONVALESCENT HOSPITAL & RETIREMENT CENTER, INC. | SHERMAN OAKS, CA | Pacific Premier Bank |
| $150,000–350,000 | SANTA BARBARA AXXESS LLC | SANTA BARBARA, CA | Pacific Premier Bank |
| $2–5 million | SANTA BARBARA GRADUATE SCHOOL INC. | CARPINTERIA, CA | Pacific Premier Bank |
| $350,000–1 million | SANTA BARBARA RADIOLOGY MEDICAL GROUP, INC. | SANTA BARBARA, CA | Pacific Premier Bank |
| $350,000–1 million | SANTA CLARA FARMS, LLC | Ventura, CA | Pacific Premier Bank |
| $350,000–1 million | SANTA MARIA GASTROENTEROLOGY MEDICAL GROUP INC | SANTA MARIA, CA | Pacific Premier Bank |
| $350,000–1 million | SANTA MARIA POST ACUTE LLC | SANTA MARIA, CA | Pacific Premier Bank |
| $350,000–1 million | SANTA MARIA TIRE, INC. | NIPOMO, CA | Pacific Premier Bank |
| $1–2 million | SANTA RITA CARE CENTER, LLC | GREEN VALLEY, AZ | Pacific Premier Bank |
| $1–2 million | SARC, INC. | NIPOMO, CA | Pacific Premier Bank |
| $150,000–350,000 | SARTI ENTERPRISES DELAWARE LLC | FORTUNA, CA | Pacific Premier Bank |
| $150,000–350,000 | SARTI LINCOLN CITY LLC | LINCOLN CITY, OR | Pacific Premier Bank |
| $1–2 million | SBE ELECTRICAL CONTRACTING, INC. | SANTA ANA, CA | Pacific Premier Bank |
| $1–2 million | SCARBOROUGH FARMS, INC. | OXNARD, CA | Pacific Premier Bank |
| $2–5 million | SCHAMBER ELECTRIC & SONS INC. | Corona, CA | Pacific Premier Bank |
| $150,000–350,000 | SCHMIDT SETHI & AKMAJIAN, PC | TUCSON, AZ | Pacific Premier Bank |
| $350,000–1 million | SCHORR METALS INC. | PLACENTIA, CA | Pacific Premier Bank |
| $150,000–350,000 | SCHUMACHER AND HOADLEY COMPANY | RIVERSIDE, CA | Pacific Premier Bank |
| $2–5 million | SCIENTIFIC APPLICATION & RESEA | CYPRESS, CA | Pacific Premier Bank |
| $2–5 million | SCOTTSDALE PLAZA RESORT, LLC | SCOTTSDALE, AZ | Pacific Premier Bank |
| $150,000–350,000 | SDI PARTNERS LLC | ARLINGTON, TX | Pacific Premier Bank |
| $350,000–1 million | SDP | IRVINE, CA | Pacific Premier Bank |
| $150,000–350,000 | SEAFORTH SPORTFISHING CORPORATION | SAN DIEGO, CA | Pacific Premier Bank |
| $150,000–350,000 | SEAMAIR CONSTRUCTION, INC. | SAN LUIS OBISPO, CA | Pacific Premier Bank |
| $350,000–1 million | SEAN MCCAFFERTY MD PC | TUCSON, AZ | Pacific Premier Bank |
| $350,000–1 million | SECUREPRO, INC. | SANTA BARBARA, CA | Pacific Premier Bank |
| $350,000–1 million | SEGURA ENTERPRISES, INC. | SANTA MARIA, CA | Pacific Premier Bank |
| $150,000–350,000 | SEGURO GROUP, INC. | PORTLAND, OR | Pacific Premier Bank |
| $350,000–1 million | SENDER ONE CLIMBING LLC | SANTA ANA, CA | Pacific Premier Bank |
| $350,000–1 million | SENSEABILITIES, INC. | RIVERSIDE, CA | Pacific Premier Bank |
| $350,000–1 million | SENSEEKER ENGINEERING | GOLETA, CA | Pacific Premier Bank |
| $350,000–1 million | SERVICEOBJECTS, INC. | SANTA BARBARA, CA | Pacific Premier Bank |
| $150,000–350,000 | SETTLE DOWN ABA INC | HENDERSON, NV | Pacific Premier Bank |
| $150,000–350,000 | SFJ INVESTMENTS INC | LAGUNA NIGUEL, CA | Pacific Premier Bank |
| $150,000–350,000 | SHABEN & ASSOCIATES, INC | SUWANEE, GA | Pacific Premier Bank |
| $150,000–350,000 | SHAK ENTERPRISES, INC | GLENDORA, CA | Pacific Premier Bank |
| $150,000–350,000 | SHALHOOB MEAT CO., INC. | SANTA BARBARA, CA | Pacific Premier Bank |
| $2–5 million | SHANGRI-LA CONSTRUCTION, LP | LOS ANGELES, CA | Pacific Premier Bank |
| $150,000–350,000 | SHELAT ENTERPRISE, INC. | Murrieta, CA | Pacific Premier Bank |
| $150,000–350,000 | SHELL ROOFING SOLUTIONS GROUP | CHINO, CA | Pacific Premier Bank |
| $350,000–1 million | SHERMAN'S DELICATESSEN & BAKERY EAST | PALM DESERT, CA | Pacific Premier Bank |
| $350,000–1 million | SHERMAN'S DELICATESSEN & BAKERY, LLC | PALM SPRINGS, CA | Pacific Premier Bank |
| $350,000–1 million | SHIRLEY MAY RESTAURANT GROUP, INC. | DANVILLE, VA | Pacific Premier Bank |
| $350,000–1 million | SHORETT PRINTING, INC. | SAN BERNARDINO, CA | Pacific Premier Bank |
| $1–2 million | SIERRA FRAMING, INC. | SANTA ANA, CA | Pacific Premier Bank |
| $150,000–350,000 | SIGMA CONTRACTING, INC. | SCOTTSDALE, AZ | Pacific Premier Bank |
| $350,000–1 million | SIGNATURE MOBILE BOTTLERS, INC. | CLACKAMAS, OR | Pacific Premier Bank |
| $350,000–1 million | SIGNATURE SALES INC. | CORONA, CA | Pacific Premier Bank |
| $150,000–350,000 | SILVERLEAF MANAGEMENT GROUP, LLC | LOGANVILLE, GA | Pacific Premier Bank |
| $150,000–350,000 | SIMAS & ASSOCIATES, LTD | SN LUIS OBISP, CA | Pacific Premier Bank |
| $150,000–350,000 | SIMPSON,DELMORE,GREENE LLP | SAN DIEGO, CA | Pacific Premier Bank |
| $150,000–350,000 | SJS MANAGEMENT CORP | LAS VEGAS, NV | Pacific Premier Bank |
| $150,000–350,000 | SKEEHAN & COMPANY, AN ACCOUNTANCY CORPORATION | PASADENA, CA | Pacific Premier Bank |
| $350,000–1 million | SKYE COMMUNICATIONS LLC | LAS VEGAS, NV | Pacific Premier Bank |
| $1–2 million | SKYE WIRELESS, LLC | LAS VEGAS, NV | Pacific Premier Bank |
| $150,000–350,000 | SKYVIEW HOTEL, LLC | LOS ALAMOS, CA | Pacific Premier Bank |
| $350,000–1 million | SKYWARD CONSTRUCTION INC | RIDGEFIELD, WA | Pacific Premier Bank |
| $350,000–1 million | SLICE OF LIFE FOODS, LLC | LAS VEGAS, NV | Pacific Premier Bank |
| $150,000–350,000 | SLO BREWING CO, LLC | SN LUIS OBISP, CA | Pacific Premier Bank |
| $150,000–350,000 | SLO NOOR FOUNDATION, A NON-PROFIT CORPORATION | SN LUIS OBISP, CA | Pacific Premier Bank |
| $350,000–1 million | SLO PUB, LLC | SN LUIS OBISP, CA | Pacific Premier Bank |
| $350,000–1 million | SLOAN ELECTRIC CO | SAN DIEGO, CA | Pacific Premier Bank |
| $350,000–1 million | SLOVAK BARON EMPEY MURPHY & PINKNEY LLP | PALM SPRINGS, CA | Pacific Premier Bank |
| $350,000–1 million | SMART72, INC. | SAN LUIS OBISPO, CA | Pacific Premier Bank |
| $1–2 million | SMITH PACKING INC | SANTA MARIA, CA | Pacific Premier Bank |
| $350,000–1 million | SMOKE TREE, INC. | PALM SPRINGS, CA | Pacific Premier Bank |
| $150,000–350,000 | SNOOKA INC | SAN LUIS OBISPO, CA | Pacific Premier Bank |
| $2–5 million | SO. CAL. SANDBAGS, INC. | CORONA, CA | Pacific Premier Bank |
| $1–2 million | SOCAL SILVER KING, LLC | FAIRFIELD, CT | Pacific Premier Bank |
| $350,000–1 million | SOCIAL SCIENCE SERVICES INC. | Bloomington, CA | Pacific Premier Bank |
| $150,000–350,000 | SOCK DRAWER, INCORPORATED | SAN LUIS OBISPO, CA | Pacific Premier Bank |
| $350,000–1 million | SOLA RENTALS, INC | LOS ANGELES, CA | Pacific Premier Bank |
| $350,000–1 million | SOLARPONICS, INC. | ATASCADERO, CA | Pacific Premier Bank |
| $150,000–350,000 | SOLID SURFACES, INC. | SN BERNRDNO, CA | Pacific Premier Bank |
| $2–5 million | SORENSON ENGINEERING, INC. | YUCAIPA, CA | Pacific Premier Bank |
| $150,000–350,000 | SOUTH BAY BROILER REPAIR, INC. | NATIONAL CITY, CA | Pacific Premier Bank |
| $150,000–350,000 | SOUTH BAY FABRICATION, INC | HUNTINGTON BEACH, CA | Pacific Premier Bank |
| $2–5 million | SOUTH COAST CHILDREN'S SOCIETY, INC. | MISSION VIEJO, CA | Pacific Premier Bank |
| $350,000–1 million | SOUTH COAST ELECTRICAL, INC | ANAHEIM, CA | Pacific Premier Bank |
| $350,000–1 million | SOUTH COAST FUNDING GROUP, INC. | GOLETA, CA | Pacific Premier Bank |
| $2–5 million | SOUTH COAST MECHANICAL INC | ANAHEIM, CA | Pacific Premier Bank |
| $350,000–1 million | SOUTH COAST THERAPY, INC. | CYPRESS, CA | Pacific Premier Bank |
| $350,000–1 million | SOUTHERN ARIZONA ENDODONTICS, P.C. | TUCSON, AZ | Pacific Premier Bank |
| $350,000–1 million | SOUTHERN CALIFORNIA TELEPHONE CO. | TEMECULA, CA | Pacific Premier Bank |
| $350,000–1 million | SOUTHWEST COMMUNITY CHURCH | INDIAN WELLS, CA | Pacific Premier Bank |
| $150,000–350,000 | SOUTHWEST FENCE AND SUPPLY | PASO ROBLES, CA | Pacific Premier Bank |
| $150,000–350,000 | SPANISH HILLS INTERVENTIONAL PAIN SPECIALISTS, INC., A MEDIC | CAMARILLO, CA | Pacific Premier Bank |
| $150,000–350,000 | SPANISH HILLS SURGERY CENTER LLC | CAMARILLO, CA | Pacific Premier Bank |
| $2–5 million | SPECIALTY CONSTRUCTION, INC. | SAN LUIS OBISPO, CA | Pacific Premier Bank |
| $1–2 million | SPEE WEST CONSTRUCTION COMPANY | Edmonds, WA | Pacific Premier Bank |
| $350,000–1 million | SPEED'S OIL TOOL SERVICE, INC. | SANTA MARIA, CA | Pacific Premier Bank |