| $350,000–1 million | ABERDEEN CAPTIONING, INC. | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $350,000–1 million | ADVANAGEFIRST LENDING INC. | RANCHO SANTA MARGARITA, CA | Partners Bank of California |
| $350,000–1 million | APOLLO TECHNOLOGIES INC | RANCHO SANTA MARGARITA, CA | Bank of America, National Association |
| $350,000–1 million | BARNETT & COMPANY, INC. CERTIFIED PUBLIC ACCOUNTANTS | RANCHO SANTA MARGARITA, CA | First Pacific Bank |
| $350,000–1 million | BRITE IDEAS BY GREG CHRISTY, INC | RANCHO SANTA MARGARITA, CA | Partners Bank of California |
| $150,000–350,000 | BULLOCK RUSSELL REAL ESTATE SERVICES | RANCHO SANTA MARGARITA, CA | Bank of America, National Association |
| $150,000–350,000 | COMMUNITY CHRISTIAN SCHOOL | RANCHO SANTA MARGARITA, CA | Idaho First Bank |
| $150,000–350,000 | COSMO'S KITCHEN - LAS FLORES, INC | RANCHO SANTA MARGARITA, CA | Partners Bank of California |
| $5–10 million | COTTI FOOD CORPORATION | RANCHO SANTA MARGARITA, CA | The Huntington National Bank |
| $5–10 million | COTTI FOODS CALIFORNIA INC | RANCHO SANTA MARGARITA, CA | The Huntington National Bank |
| $1–2 million | COTTI FOODS HAWAII INC | RANCHO SANTA MARGARITA, CA | The Huntington National Bank |
| $2–5 million | COTTI FOODS MIDWEST INC | RANCHO SANTA MARGARITA, CA | The Huntington National Bank |
| $350,000–1 million | COTTI FOODS PIZZA HAWAII, INC. | RANCHO SANTA MARGARITA, CA | The Huntington National Bank |
| $350,000–1 million | CUTLER-LEDFORD V INCORPORATED | RANCHO SANTA MARGARITA, CA | Celtic Bank Corporation |
| $150,000–350,000 | DESCO MANUFACTING COMPANY | RANCHO SANTA MARGARITA, CA | Wells Fargo Bank, National Association |
| $350,000–1 million | DISTRIBUTION SYSTEMS INTERNATIONAL, INC. | RANCHO SANTA MARGARITA, CA | Sunwest Bank |
| $150,000–350,000 | ERG, LLC | RANCHO SANTA MARGARITA, CA | BOC Bank |
| $150,000–350,000 | EXTREME PRECISION | RANCHO SANTA MARGARITA, CA | Farmers & Merchants Bank of Long Beach |
| $350,000–1 million | FAKOURI ELECTRICAL ENGINEERING, INC. | RANCHO SANTA MARGARITA, CA | US Bank National Association |
| $350,000–1 million | FENCESCREEN, INC. | RANCHO SANTA MARGARITA, CA | City National Bank |
| $150,000–350,000 | FOHRMAN & FOHRMAN INC | RANCHO SANTA MARGARITA, CA | Wells Fargo Bank, National Association |
| $150,000–350,000 | FORTRON SOURCE CORP | RANCHO SANTA MARGARITA, CA | Citibank, N.A. |
| $350,000–1 million | GLOBAL MEDIA GROUP INC. | RANCHO SANTA MARGARITA, CA | First-Citizens Bank & Trust Company |
| $150,000–350,000 | GMS INDUSTRIES INC | RANCHO SANTA MARGARITA, CA | Wells Fargo Bank, National Association |
| $350,000–1 million | GMU GEOTECHNICAL, INC. | RANCHO SANTA MARGARITA, CA | Farmers & Merchants Bank of Long Beach |
| $150,000–350,000 | GOLDEN COAST SENIOR LIVING INC | RANCHO SANTA MARGARITA, CA | Partners Bank of California |
| $150,000–350,000 | GRANDMA LUCY'S LLC | RANCHO SANTA MARGARITA, CA | CalPrivate Bank |
| $150,000–350,000 | GRENANIMAL GROUP, LLC | RANCHO SANTA MARGARITA, CA | Citizens Business Bank |
| $1–2 million | HACKNEY ELECTRIC, INC. | RANCHO SANTA MARGARITA, CA | American Business Bank |
| $350,000–1 million | HANNA CARROLL RESTAURANT GROUP, LLC, THE | RANCHO SANTA MARGARITA, CA | Partners Bank of California |
| $150,000–350,000 | HEREDIA ENTERPRISES | RANCHO SANTA MARGARITA, CA | Bank of America, National Association |
| $150,000–350,000 | ICONA STC (ITALY) | RANCHO SANTA MARGARITA, CA | US Bank National Association |
| $2–5 million | J AND R HOCK ENTERPRISES INC. | RANCHO SANTA MARGARITA, CA | CommerceWest Bank |
| $150,000–350,000 | JESCO ELECTRIC INC | RANCHO SANTA MARGARITA, CA | Wells Fargo Bank, National Association |
| $150,000–350,000 | JSL TILE & STONE, INC. | RANCHO SANTA MARGARITA, CA | Bank of America, National Association |
| $150,000–350,000 | K & K RESTAURANTS INC | RANCHO SANTA MARGARITA, CA | First Financial Bank |
| $150,000–350,000 | K & K THREE RESTAURANTS INC | RANCHO SANTA MARGARITA, CA | First Financial Bank |
| $150,000–350,000 | KABIR FIVE RESTAURANTS INC | RANCHO SANTA MARGARITA, CA | First Financial Bank |
| $350,000–1 million | KAIROS INVESTMENT MANAGEMENT COMPANY, LLC | RANCHO SANTA MARGARITA, CA | City National Bank |
| $350,000–1 million | KIPER ENTERPRISES, INC. | RANCHO SANTA MARGARITA, CA | JPMorgan Chase Bank, National Association |
| $350,000–1 million | LIFE SOULUTIONS THAT WORK, LLC | RANCHO SANTA MARGARITA, CA | Farmers & Merchants Bank of Long Beach |
| $150,000–350,000 | LITTLE ORBIT LLC | RANCHO SANTA MARGARITA, CA | Sunwest Bank |
| $350,000–1 million | MAGNATRANS, LLC | RANCHO SANTA MARGARITA, CA | Mega Bank |
| $350,000–1 million | MCDONALDS OF RANCHO SANTA MARGARITA & DBA MCDONALDS OF LADER | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $150,000–350,000 | MCR TECHNOLOGIES, INC. | RANCHO SANTA MARGARITA, CA | Citibank, N.A. |
| $2–5 million | MELISSA DATA CORPORATION | RANCHO SANTA MARGARITA, CA | First-Citizens Bank & Trust Company |
| $350,000–1 million | MISSION VIEJO ORNAMENTAL IRON, INC. | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $150,000–350,000 | NATIONAL TOUR INTEGRATED RESOURCES INC. | RANCHO SANTA MARGARITA, CA | NuVision FCU |
| $350,000–1 million | NCM ENGINEERING CORP. | RANCHO SANTA MARGARITA, CA | City National Bank |
| $150,000–350,000 | NEWMARK SYSTEMS | RANCHO SANTA MARGARITA, CA | JPMorgan Chase Bank, National Association |
| $350,000–1 million | PARAGON GLOBAL RESOURCES, INC. | RANCHO SANTA MARGARITA, CA | Sunwest Bank |
| $350,000–1 million | PHYTO TECH CORP | RANCHO SANTA MARGARITA, CA | East West Bank |
| $150,000–350,000 | PMT CONSULTING INC | RANCHO SANTA MARGARITA, CA | Bank of America, National Association |
| $350,000–1 million | PRIETO CONSTRUCTION COMPANY, INCORPORATED | RANCHO SANTA MARGARITA, CA | Enterprise Bank & Trust |
| $150,000–350,000 | PRIMO TOOL COMPANY LLC | RANCHO SANTA MARGARITA, CA | CommerceWest Bank |
| $350,000–1 million | PROFESSIONAL SERVICES CONSTRUCTION, INC. | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $350,000–1 million | PURPOSE DRIVEN CONNECTION | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $150,000–350,000 | PURPOSE DRIVEN PUBLISHERS | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $150,000–350,000 | RAINBOW KIDS ACHIEVEMENT CENTER, INC. | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $350,000–1 million | REACTION AUDIO VISUAL LLC | RANCHO SANTA MARGARITA, CA | Sunwest Bank |
| $150,000–350,000 | RENESAN SOFTWARE | RANCHO SANTA MARGARITA, CA | JPMorgan Chase Bank, National Association |
| $350,000–1 million | RSM MOTORS LP | RANCHO SANTA MARGARITA, CA | American Riviera Bank |
| $1–2 million | RYE ELECTRIC, INC | RANCHO SANTA MARGARITA, CA | American Business Bank |
| $150,000–350,000 | SAN FRANCISCO SOLANO CHURCH | RANCHO SANTA MARGARITA, CA | Farmers & Merchants Bank of Long Beach |
| $2–5 million | SANTA MARGARITA CATHOLIC HIGH SCHOOL | RANCHO SANTA MARGARITA, CA | Farmers & Merchants Bank of Long Beach |
| $1–2 million | SANTA MARGARITA FORD | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $350,000–1 million | SELMA'S CHICAGO PIZZERIA INC | RANCHO SANTA MARGARITA, CA | Bank of America, National Association |
| $350,000–1 million | SMT AUTOMOTIVE, LLC | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $2–5 million | SOURCE POWER SERVICES OF CA INC | RANCHO SANTA MARGARITA, CA | Wells Fargo Bank, National Association |
| $150,000–350,000 | SOUTHERN CALIFORNIA SUNRISE CENTER LLC | RANCHO SANTA MARGARITA, CA | Partners Bank of California |
| $350,000–1 million | SPW ITALIANA, INC. | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $150,000–350,000 | STANDARD CABLE USA INC | RANCHO SANTA MARGARITA, CA | Bank of America, National Association |
| $2–5 million | SUBZERO CONSTRUCTORS INC | RANCHO SANTA MARGARITA, CA | American Business Bank |
| $150,000–350,000 | SWEEGEN, INC. | RANCHO SANTA MARGARITA, CA | East West Bank |
| $150,000–350,000 | TRITEK SOLUTIONS INC | RANCHO SANTA MARGARITA, CA | City National Bank |
| $1–2 million | U.S. ALLIANCE GROUP, INC. | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |
| $150,000–350,000 | UPPER STRATA INC | RANCHO SANTA MARGARITA, CA | Sunwest Bank |
| $150,000–350,000 | WENDT LANDSCAPE SERVICES, INC | RANCHO SANTA MARGARITA, CA | Farmers & Merchants Bank of Long Beach |
| $150,000–350,000 | WHITNEY PETCHUL, APC | RANCHO SANTA MARGARITA, CA | California Bank of Commerce, NA |