| $350,000–1 million | ALAMO CITY CONSTRUCTORS, INC | SAN ANTONIO, TX | Security State Bank & Trust |
| $350,000–1 million | ALAMO CITY ENGINEERING SERVICES | SAN ANTONIO, TX | Wells Fargo Bank, National Association |
| $150,000–350,000 | ALAMO CITY EYE PYSICIANS, PA | SAN ANTONIO, TX | Zions Bank, A Division of |
| $2–5 million | ALAMO CITY MOTORS, INC. | SAN ANTONIO, TX | Toyota Financial Savings Bank |
| $150,000–350,000 | ALAMO CITY'S ELITE ELECTRIC, L.L.C. | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $350,000–1 million | ALAMO CYCLE SALES, LTD | SAN ANTONIO, TX | Texas National Bank |
| $1–2 million | ALAMO DYNAMIC, LLC | SAN ANTONIO, TX | Arizona Bank and Trust, A Division of HTLF Bank |
| $350,000–1 million | ALAMO ENT ASSOCIATES | SAN ANTONIO, TX | Zions Bank, A Division of |
| $2–5 million | ALAMO ENVIRONMENTAL, INC. | SAN ANTONIO, TX | Bank OZK |
| $350,000–1 million | ALAMO FIREWORKS, INC | SAN ANTONIO, TX | Texas Partners Bank |
| $150,000–350,000 | ALAMO HEIGHTS DENTAL, PLLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ALAMO HEIGHTS PET CLINIC, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | ALAMO HEIGHTS PRESBYTERIAN CHURCH DAY SCHOOL | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | ALAMO HEIGHTS UNITED METHODIST CHURCH | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ALAMO INDUSTRIAL GROUP, INC. | SAN ANTONIO, TX | Bank of America, National Association |
| $150,000–350,000 | ALAMO INTERIORS, INC. | SAN ANTONIO, TX | First National Bank Texas |
| $150,000–350,000 | ALAMO LOT MAINTENANCE, INC. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ALAMO MARBLE, LTD | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | ALAMO MIT LLC | SAN ANTONIO, TX | First Source Federal Credit Union |
| $350,000–1 million | ALAMO MUSIC CENTER, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | ALAMO OILFIELD SERVICES LLC | SAN ANTONIO, TX | Prosperity Bank |
| $150,000–350,000 | ALAMO OUTDOOR SIGNS I, LTD | SAN ANTONIO, TX | Jefferson Bank |
| $350,000–1 million | ALAMO PUBLIC TELECOMMUNICATIONS COUNCIL | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | ALAMO RESTAURANTS, INC | SAN ANTONIO, TX | International Bank of Commerce |
| $350,000–1 million | ALAMO TRANSFORMER SUPPLY COMPANY | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | ALAMO TRANSPORT & DEVELOPMENT, LLC | SAN ANTONIO, TX | SouthTrust Bank, National Association |
| $150,000–350,000 | ALAMO TRANSPORT, LLC | SAN ANTONIO, TX | SouthTrust Bank, National Association |
| $350,000–1 million | ALAMO TRUST, INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ALAMO WELDING & BOILER WORKS, INC. | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | ALAMO WOMEN'S OBSTETRICS & GYNECOLOGY, PLLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ALAMO WOMEN'S REPRODUCTIVE SERVICES, PLLC | SAN ANTONIO, TX | Peoples Bank |
| $150,000–350,000 | ALAMO1 SPECIALIZED TRUCKING, INC. | SAN ANTONIO, TX | Bank OZK |
| $350,000–1 million | ALCAZAR TRADES, INC. | SAN ANTONIO, TX | Comerica Bank |
| $350,000–1 million | ALDERSON & ASSOCIATES, INC. | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | ALDINO INC. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | ALFONSO MONARRES, DDS, MS, PA. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ALFORD & O'BRIEN PC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ALI BABA INTERNATIONAL FOOD MARKET INC | SAN ANTONIO, TX | Susser Bank |
| $150,000–350,000 | ALL IN CONSTRUCTION, LLC | SAN ANTONIO, TX | Texas Champion Bank |
| $150,000–350,000 | ALL P.H.A. TX.LLC | SAN ANTONIO, TX | Texas National Bank |
| $350,000–1 million | ALL SEASONS FEEDERS, LTD. | SAN ANTONIO, TX | American Bank National Association |
| $350,000–1 million | ALL STAR IMPORTS, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | ALL STATE GEAR INC | SAN ANTONIO, TX | Lone Star Capital Bank, National Association |
| $150,000–350,000 | ALL TEXAS ELECTRICAL SERVICES, INC. | SAN ANTONIO, TX | Stellar Bank |
| $350,000–1 million | ALLBRITE CONSTRUCTORS OF TEXAS, INC. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ALLEGIANCE FIRE PROTECTION, LLC | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | ALLEGIANCE PERSONNEL | SAN ANTONIO, TX | Wells Fargo Bank, National Association |
| $350,000–1 million | ALLEMPLOYMENT SOLUTIONS, LLC | SAN ANTONIO, TX | Bank of America, National Association |
| $350,000–1 million | ALLEN AND ALLEN LLC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | ALLEN STEIN & DURBIN, PC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | ALLEN'S WATERMART, LLC | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $350,000–1 million | ALLERGY ASTHMA & IMMUNOLOGY ASSOCIATES | SAN ANTONIO, TX | Zions Bank, A Division of |
| $350,000–1 million | ALLIANCE PARTNERS, LLC | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $150,000–350,000 | ALLIED HAND DRYER, LTD. | SAN ANTONIO, TX | Bank of America, National Association |
| $350,000–1 million | ALMAMIA HEALTH SERVICES | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ALON SOURCE GROUP LLC | SAN ANTONIO, TX | Texas Partners Bank |
| $1–2 million | ALPHA BUILDING CORPORATION | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ALPHA CONSULTING ENGINEERS, INC. | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | ALPHA DIAGNOSTIC INTERNATIONAL INC | SAN ANTONIO, TX | Bank of America, National Association |
| $2–5 million | ALPHA FACILITIES SOLUTIONS, LLC | SAN ANTONIO, TX | International Bank of Commerce |
| $350,000–1 million | ALPHA HOME, INC | SAN ANTONIO, TX | Texas Partners Bank |
| $150,000–350,000 | ALPHA WARRIOR LLC | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | ALTERNATIVE CLAIMS MANAGEMENT LLC | SAN ANTONIO, TX | Frost Bank |
| $2–5 million | AMANDA ANDREWS PERSONNEL CORPORATION | SAN ANTONIO, TX | Truist Bank |
| $150,000–350,000 | AMAYA CUSTOM CABINETS LLC | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | AMAZING GRACE PRIMARY HOME CARE | SAN ANTONIO, TX | Security Service FCU |
| $150,000–350,000 | AMAZING SIDING CORPORATION SAN ANTONIO | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | AMERICAN ABATEMENT, LLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | AMERICAN COMMUNICATIONS & UTILITY LLC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | AMERICAN INTERIORS INC | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | AMERICAN MAT & TIMBER | SAN ANTONIO, TX | Amarillo National Bank |
| $150,000–350,000 | AMERICAN WEST LAUNDRY LLC | SAN ANTONIO, TX | Wallis Bank |
| $350,000–1 million | AMERISURVEYORS LLC | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | AMERITEX ELEVATOR TEXAS, LLC | SAN ANTONIO, TX | Zions Bank, A Division of |
| $150,000–350,000 | AMG CONTRACTORS LLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | AMG CONTRACTORS, LLC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | AMGREEN KARENA HOTEL PARTNERSHIP, LTD | SAN ANTONIO, TX | International Bank of Commerce |
| $150,000–350,000 | AMISTAD HOMECARE INC. | SAN ANTONIO, TX | International Bank of Commerce |
| $150,000–350,000 | AMPSAFE LLC | SAN ANTONIO, TX | International Bank of Commerce |
| $150,000–350,000 | AMS OILFIELD SERVICES, LLC | SAN ANTONIO, TX | Lone Star Capital Bank, National Association |
| $150,000–350,000 | ANA T SAUCEDA, MD, PLLC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | ANALYTIC FOCUS LLC | SAN ANTONIO, TX | First Source Federal Credit Union |
| $150,000–350,000 | ANCHOR HABILITATION SERVICES LLC | SAN ANTONIO, TX | Prosperity Bank |
| $1–2 million | ANCIRA MOTOR COMPANY | SAN ANTONIO, TX | Jefferson Bank |
| $1–2 million | ANCIRA NISSAN, INC. | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | ANDERSON ADVERTISING, INC. | SAN ANTONIO, TX | Texas Partners Bank |
| $150,000–350,000 | ANDERSON JOHNS & YAO, CPAS, P.C. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ANDERSON MACHINERY SAN ANTONIO, INC. | SAN ANTONIO, TX | American Bank, National Association |
| $350,000–1 million | ANDY FOOD SERVICE INC | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $350,000–1 million | ANEMOSTAT DOOR PRODUCTS, INC. | SAN ANTONIO, TX | Westfield Bank |
| $1–2 million | ANGEL STAFFING INCORPORATED | SAN ANTONIO, TX | Truist Bank |
| $150,000–350,000 | ANGELS OF COMFORT INC | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $150,000–350,000 | ANGELS VENTURES INC. | SAN ANTONIO, TX | Comerica Bank |
| $150,000–350,000 | ANGIE SAGE DDS PLLC | SAN ANTONIO, TX | First Source Federal Credit Union |
| $350,000–1 million | ANIMAL DEFENSE LEAGUE OF TEXAS | SAN ANTONIO, TX | Texas Partners Bank |
| $350,000–1 million | ANOINTED ANGELS CAREGIVERS INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ANTIOCH MISSIONARY BAPTIST CHURCH | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | ANTONIAN COLLEGE PREPARATORY HIGH | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ANY BABY CAN OF SAN ANTONIO, INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ANYTIME FUEL PROS LLC | SAN ANTONIO, TX | Lone Star National Bank |