| $150,000–350,000 | R E R INC | GARDENA, CA | American Business Bank |
| $150,000–350,000 | R HAUPT ROOFING CONSTRUCTION, INC. | GARDENA, CA | American Business Bank |
| $350,000–1 million | R I C CONSTRUCTION CO INC | Hesperia, CA | American Business Bank |
| $350,000–1 million | R YOUNG ENTERPRISES INC. | Los Angeles, CA | American Business Bank |
| $1–2 million | R&B REINFORCING STEEL CORP. | Chino, CA | American Business Bank |
| $350,000–1 million | R. YOUNG ENTERPRISES, INC. | LOS ANGELES, CA | American Business Bank |
| $350,000–1 million | R.A. BURCH CONSTRUCTION CO., INC. | RAMONA, CA | American Business Bank |
| $350,000–1 million | R.I.C. CONSTRUCTION CO., INC. | HESPERIA, CA | American Business Bank |
| $1–2 million | R.J. ALLEN, INC. | GARDEN GROVE, CA | American Business Bank |
| $1–2 million | R.W. ZANT COMPANY | LOS ANGELES, CA | American Business Bank |
| $150,000–350,000 | R2 LAW GROUP, LLP | CALABASAS, CA | American Business Bank |
| $350,000–1 million | RA YOGA LLC | Costa Mesa, CA | American Business Bank |
| $350,000–1 million | RA YOGA, LLC | COSTA MESA, CA | American Business Bank |
| $150,000–350,000 | RAEMICA INC. | HIGHLAND, CA | American Business Bank |
| $350,000–1 million | RANDALL - MCANANY COMPANY | GARDENA, CA | American Business Bank |
| $1–2 million | RANDALL-MCANANY COMPANY | Gardena, CA | American Business Bank |
| $2–5 million | RAWLINGS MECHANICAL CORP | SUN VALLEY, CA | American Business Bank |
| $150,000–350,000 | RAY'S WRAP, INC. | SANTA ANA, CA | American Business Bank |
| $150,000–350,000 | RAYS WRAP INC. | Santa Ana, CA | American Business Bank |
| $1–2 million | RDS LOGISTICS GROUP | FONTANA, CA | American Business Bank |
| $350,000–1 million | REBACK, MCANDREWS & BLESSEY, LLP | MANHATTAN BEACH, CA | American Business Bank |
| $2–5 million | REBAR ENGINEERING, INC. | SANTA FE SPRINGS, CA | American Business Bank |
| $350,000–1 million | RECOVERY HOMES OF AMERICA, INC | Santa Ana, CA | American Business Bank |
| $1–2 million | REDLANDS AUTOMOTIVE SERVICES, INC. | REDLANDS, CA | American Business Bank |
| $1–2 million | REDLANDS CHRISTIAN SCHOOL | REDLANDS, CA | American Business Bank |
| $1–2 million | REDLANDS EMPLOYMENT SERVICES, INC. | REDLANDS, CA | American Business Bank |
| $1–2 million | REED THOMAS CO INC | Santa Ana, CA | American Business Bank |
| $350,000–1 million | REGENT REAL ESTATE SERVICES, INC. | TUSTIN, CA | American Business Bank |
| $1–2 million | RELIABLE ENERGY MANAGEMENT INC. | Paramount, CA | American Business Bank |
| $1–2 million | RELIABLE ENERGY MANAGEMENT, INC. | PARAMOUNT, CA | American Business Bank |
| $150,000–350,000 | RENEGADE FLOORING, INC | LOS ANGELES, CA | American Business Bank |
| $150,000–350,000 | RENTREPORTERS, LLC | PASADENA, CA | American Business Bank |
| $350,000–1 million | REPAIRTECH INTERNATIONAL INC. | Van Nuys, CA | American Business Bank |
| $350,000–1 million | RESEARCH TOOL & DIE WORKS | CARSON, CA | American Business Bank |
| $150,000–350,000 | REY-CREST ROOFING AND WATERPROOFING CO. | LOS ANGELES, CA | American Business Bank |
| $1–2 million | RICE SERVICES, INC. | CORONA, CA | American Business Bank |
| $2–5 million | RICHARDS, WATSON & GERSHON, A PROFESSIONAL CORPORATION | LOS ANGELES, CA | American Business Bank |
| $150,000–350,000 | RICHKER METALS, INC. | LOS ANGELES, CA | American Business Bank |
| $350,000–1 million | RISE INTERPRETING INC. | Riverside, CA | American Business Bank |
| $350,000–1 million | RISE INTERPRETING, INC. | RIVERSIDE, CA | American Business Bank |
| $1–2 million | RIVINGTON INSURANCE SERVICES LLC | NEW YORK, NY | American Business Bank |
| $350,000–1 million | RMA GEOSCIENCE, INC | RANCHO CUCAMONGA, CA | American Business Bank |
| $2–5 million | RMA GROUP | RANCHO CUCAMONGA, CA | American Business Bank |
| $350,000–1 million | RMO INDUSTRIES LLC | VAN NUYS, CA | American Business Bank |
| $350,000–1 million | RMO INDUSTRIES LLC | Van Nuys, CA | American Business Bank |
| $1–2 million | ROBERSON WAITE ELECTRIC | ANAHEIM, CA | American Business Bank |
| $350,000–1 million | ROBERT MORENO INSURANCE SERVICES | YORBA LINDA, CA | American Business Bank |
| $1–2 million | ROCKER SOLENOID COMPANY | Huntington Beach, CA | American Business Bank |
| $350,000–1 million | ROCKER SOLENOID COMPANY | HUNTINGTON BEACH, CA | American Business Bank |
| $1–2 million | ROCKFORCE CONSTRUCTION, LLC | LAKE FOREST, CA | American Business Bank |
| $1–2 million | ROGER'S GARDENS NEWPORT BEACH | CORONA DEL MAR, CA | American Business Bank |
| $350,000–1 million | ROLLED STEEL PRODUCTS CORP. | COMMERCE, CA | American Business Bank |
| $150,000–350,000 | ROSANE DEITOS | BREA, CA | American Business Bank |
| $150,000–350,000 | ROSENKRANZ ENTERPRISES INC. | LOS ANGELES, CA | American Business Bank |
| $350,000–1 million | ROXBOROUGH, POMERANCE, NYE & ADREANI, LLP | WOODLAND HILLS, CA | American Business Bank |
| $350,000–1 million | ROY E. WHITEHEAD INC. | JURUPA VALLEY, CA | American Business Bank |
| $1–2 million | RUHNAU CLARKE ARCHITECTS | Riverside, CA | American Business Bank |
| $350,000–1 million | RUSHER AIR CONDITIONING | TORRANCE, CA | American Business Bank |
| $350,000–1 million | RUSHER AIR CONDITIONING | Torrance, CA | American Business Bank |
| $1–2 million | RUTHERFORD CO., INC. | LOS ANGELES, CA | American Business Bank |
| $350,000–1 million | RYADON, INC. | FOOTHILL RANCH, CA | American Business Bank |
| $150,000–350,000 | RYAN CONTRACTORS INC | Riverside, CA | American Business Bank |
| $150,000–350,000 | RYAN CONTRACTORS, INC. | RANCHO CUCAMONGA, CA | American Business Bank |
| $1–2 million | RYE ELECTRIC, INC | RANCHO SANTA MARGARITA, CA | American Business Bank |
| $5–10 million | S E PIPE LINE CONSTRUCTION CO. | SANTA FE SPRINGS, CA | American Business Bank |
| $150,000–350,000 | S&A POLACHECK AND ASSOCIATES INC | Calabasas, CA | American Business Bank |
| $150,000–350,000 | S&A POLACHECK AND ASSOCIATES INC | CALABASAS, CA | American Business Bank |
| $150,000–350,000 | SADDLEBACK EDUCATIONAL INC. | Costa Mesa, CA | American Business Bank |
| $150,000–350,000 | SADDLEBACK EDUCATIONAL, INC. | COSTA MESA, CA | American Business Bank |
| $1–2 million | SAIFUL/BOUQUET CONSULTING STRUCTURAL ENGINEERS, INC. | PASADENA, CA | American Business Bank |
| $350,000–1 million | SANDERS ROBERTS LLP | LOS ANGELES, CA | American Business Bank |
| $350,000–1 million | SANTA FE MACHINE WORKS INC. | Fontana, CA | American Business Bank |
| $350,000–1 million | SANTA FE MACHINE WORKS, INC. | FONTANA, CA | American Business Bank |
| $350,000–1 million | SAUERS LOPEZ CONSTRUCTION INC | Laguna Hills, CA | American Business Bank |
| $350,000–1 million | SAUERS LOPEZ CONSTRUCTION, INC. | LAGUNA HILLS, CA | American Business Bank |
| $350,000–1 million | SAW SERVICE OF AMERICA INC | Pico Rivera, CA | American Business Bank |
| $350,000–1 million | SAW SERVICE OF AMERICA, INCORPORATED | PICO RIVERA, CA | American Business Bank |
| $150,000–350,000 | SCHILLING LAW GROUP PC | Newport Beach, CA | American Business Bank |
| $150,000–350,000 | SCHILLING LAW GROUP, PC | NEWPORT BEACH, CA | American Business Bank |
| $1–2 million | SCHMITT CONTRACTING INC. | BREA, CA | American Business Bank |
| $350,000–1 million | SCHMITT DRYWALL CONTRACTING | ORANGE, CA | American Business Bank |
| $150,000–350,000 | SCHOLTEN ROOFING SERVICE COMPANY | MISSION VIEJO, CA | American Business Bank |
| $150,000–350,000 | SCHULER CONSTRUCTORS, INC | RIVERSIDE, CA | American Business Bank |
| $350,000–1 million | SCOTT PLUMBING INC. | Santa Fe Springs, CA | American Business Bank |
| $2–5 million | SDI INDUSTRIES, INC. | PACOIMA, CA | American Business Bank |
| $350,000–1 million | SELANE PRODUCTS, INC. | Chatsworth, CA | American Business Bank |
| $350,000–1 million | SELANE PRODUCTS, INC. | CHATSWORTH, CA | American Business Bank |
| $150,000–350,000 | SENDEREX CARGO INC | Carson, CA | American Business Bank |
| $150,000–350,000 | SENDEREX CARGO INC. | CARSON, CA | American Business Bank |
| $150,000–350,000 | SENIOR SOLUTIONS TEAM, INC | LONG BEACH, CA | American Business Bank |
| $350,000–1 million | SERGENT'S MECHANICAL SYSTEMS, INC. | OXNARD, CA | American Business Bank |
| $350,000–1 million | SERGENTS MECHANICAL SYSTEMS INC. | Santa Paula, CA | American Business Bank |
| $150,000–350,000 | SERVATIUS OBRIEN & FONG LLP | Torrance, CA | American Business Bank |
| $150,000–350,000 | SERVATIUS, O'BRIEN & FONG, LLP | TORRANCE, CA | American Business Bank |
| $350,000–1 million | SERVICE MAILERS,INC. | VERNON, CA | American Business Bank |
| $350,000–1 million | SEW WHAT? INC | Rancho Dominguez, CA | American Business Bank |
| $350,000–1 million | SEW WHAT? INC. | COMPTON, CA | American Business Bank |
| $150,000–350,000 | SFE INVESTMENT COUNSEL, INC. | LOS ANGELES, CA | American Business Bank |
| $350,000–1 million | SHAPIRO GILMAN SHANDLER CO., A CALIFORNIA CORPORATION | LOS ANGELES, CA | American Business Bank |
| $350,000–1 million | SHINANO KENSHI CORPORATION | CULVER CITY, CA | American Business Bank |