| $2–5 million | SARLP-RESORT OWNER, LLC | SAN ANTONIO, TX | First United Bank and Trust Company |
| $150,000–350,000 | SASPINE, LLC | SAN ANTONIO, TX | Bank of America, National Association |
| $350,000–1 million | SAT PARTNERS, LP | SAN ANTONIO, TX | Vantage Bank Texas |
| $350,000–1 million | SAT RADIO COMMUNICATIONS, LTD.DBA INDUST RIAL COMMUNICATIONS | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $350,000–1 million | SATEX PLUMBING, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SATRAC, INC. | SAN ANTONIO, TX | Vantage Bank Texas |
| $350,000–1 million | SAVE CLEANERS | SAN ANTONIO, TX | Wells Fargo Bank, National Association |
| $350,000–1 million | SAWI LLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SB VALUE PAARTNERS LP | SAN ANTONIO, TX | Broadway National Bank |
| $2–5 million | SBC AUTOMOTIVE LTD | SAN ANTONIO, TX | Truist Bank |
| $350,000–1 million | SC SHINE PLLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SCHILOS, INC. | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | SCHMIDT MECHANICAL GROUP INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SCHMOYER REINHARD LLP | SAN ANTONIO, TX | First Source Federal Credit Union |
| $150,000–350,000 | SCHNEIDER STEEL LLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SCHOENBAUM, CURPHY & SCANLAN, P.C. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SCHOLASTIC SHOOTING SPORTS FOUNDATION | SAN ANTONIO, TX | Wells Fargo Bank, National Association |
| $350,000–1 million | SCHOOL OF EXCELLENCE IN EDUCATION | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SCHRIVER CARMONA & COMPANY PLLC | SAN ANTONIO, TX | Texas Partners Bank |
| $350,000–1 million | SCHULMAN, LOPEZ, HOFFER & ADELSTEIN, L.L.P. | SAN ANTONIO, TX | Texas Partners Bank |
| $150,000–350,000 | SCREENFAST, LLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SEA ISLAND - FORUM, LTD. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SEA ISLAND - I-10, LTD. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SEA ISLAND - INGRAM, LTD. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SEA ISLAND - SOUTH PARK, LTD. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SEA ISLAND BANDERA POINTE, LTD | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SEA ISLAND DEVELOPMENT COMPANY, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SEA ISLAND FOOD, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | SECURITY BY BSG LLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SEE YOU AT THE TOP, INC. | SAN ANTONIO, TX | Sunflower Bank National Association |
| $150,000–350,000 | SEEMA A.DAR, M.D., P.A. | SAN ANTONIO, TX | First Source Federal Credit Union |
| $150,000–350,000 | SELECTIVE MEDICAL STAFFING OF TX LLC | SAN ANTONIO, TX | Bank of America, National Association |
| $150,000–350,000 | SENDERO MANAGEIT LLC | SAN ANTONIO, TX | Texas Heritage Bank |
| $350,000–1 million | SENDERO PARTNERS, LLC | SAN ANTONIO, TX | Texas Heritage Bank |
| $150,000–350,000 | SENIOR BUDDIES, LLC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SEPULVEDA ENTERPRISES INCORPORATED | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SERENE LODGING INC | SAN ANTONIO, TX | PlainsCapital Bank |
| $150,000–350,000 | SERVICE COMPANY OF SAN ANTONIO, LLC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SERVICE MECHANICAL GROUP LLC | SAN ANTONIO, TX | Wells Fargo Bank, National Association |
| $350,000–1 million | SETON HOME | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SEVEN OAKS WOMENS CENTER LLC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SEVEN Q SEVEN | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SEYMOUR'S GARAGE | SAN ANTONIO, TX | Vantage Bank Texas |
| $350,000–1 million | SHADOW MOUNTAIN RECOVERY LLC | SAN ANTONIO, TX | ServisFirst Bank |
| $350,000–1 million | SHAFER-ANDERSON HOLDINGS, LLC | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | SHAVANO FAMILY PRACTICE, P.A. | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | SHEARER HILLS BAPTIST CHURCH | SAN ANTONIO, TX | Lone Star Capital Bank, National Association |
| $150,000–350,000 | SHELTON & VALADEZ PC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SHELTON PRESORT, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | SHEPHERD OF THE HILLS LUTHERAN CHURCH | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SHEPHERD RETAIL, INC. | SAN ANTONIO, TX | SouthTrust Bank, National Association |
| $1–2 million | SHIRLEY MOTOR COMPANY, INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SHISHA CAFE | SAN ANTONIO, TX | First Source Federal Credit Union |
| $150,000–350,000 | SHORT-LINE CORPORATION | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SHOWER DOORS TODAY, LLC | SAN ANTONIO, TX | First Source Federal Credit Union |
| $150,000–350,000 | SHURMED EMERGENCY MEDICAL SERVICE LLC | SAN ANTONIO, TX | Customers Bank |
| $150,000–350,000 | SI - CREEKSIDE, LTD. | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | SIGMA CORE, LLC | SAN ANTONIO, TX | Wallis Bank |
| $150,000–350,000 | SIGNAL HOME HEALTH CARE, LLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SIGNATURE PARTNERS LTD. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SILO RESTAURANT, INC. | SAN ANTONIO, TX | Bank OZK |
| $1–2 million | SILOTECH GROUP INC. | SAN ANTONIO, TX | Truist Bank |
| $150,000–350,000 | SIMEM AMERICA CORPORATION | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SIMPLYFRESCO LLC | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | SINCLAIR LAND SURVEYING, INC. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SINCLAIR SERVICE ASSESSMENTS, INC | SAN ANTONIO, TX | Zions Bank, A Division of |
| $350,000–1 million | SISTEMA INFANTIL TELETONUSA | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | SITTERLE HOMES, LTD. | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | SIXRSIG LLC | SAN ANTONIO, TX | Idaho First Bank |
| $350,000–1 million | SIZZLING IN SAN ANTONIO | SAN ANTONIO, TX | Hancock Whitney Bank |
| $150,000–350,000 | SIZZLING ON LA CANTERA, LLA | SAN ANTONIO, TX | Hancock Whitney Bank |
| $150,000–350,000 | SKELTON ENTERPRISES INC. | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | SKIN REJUVENATION CLINIQUE, IN | SAN ANTONIO, TX | Lone Star National Bank |
| $150,000–350,000 | SKYE ENGINEERING, INC | SAN ANTONIO, TX | PlainsCapital Bank |
| $150,000–350,000 | SKYNET TELECOM, LLC | SAN ANTONIO, TX | Texas Republic Bank, National Association |
| $150,000–350,000 | SLANKARD PRODUCE COMPANY INC | SAN ANTONIO, TX | Wells Fargo Bank, National Association |
| $350,000–1 million | SLATTERY PERKINS RAMIREZ, P.C. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SLEEP THERAPY & RESEARCH CENTER, LLC | SAN ANTONIO, TX | First Source Federal Credit Union |
| $150,000–350,000 | SLEEPONE HEALTHCARE SERVICES, LLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | SLUDGENET SOLIDS AND FLUIDS DISPOSAL, LLC | SAN ANTONIO, TX | Plains State Bank |
| $150,000–350,000 | SMILE KINGS BANDERA PLLC | SAN ANTONIO, TX | Bank of America, National Association |
| $150,000–350,000 | SMILE KINGS DENTAL & ORTHODONTICS PLLC | SAN ANTONIO, TX | Bank of America, National Association |
| $150,000–350,000 | SMITH & SHEDD FAMILY PET HOSPITAL, PA | SAN ANTONIO, TX | Texas Heritage Bank |
| $150,000–350,000 | SMITH PRINT II, INCORPORATED | SAN ANTONIO, TX | Vantage Bank Texas |
| $350,000–1 million | SMITHERS MERCHANT BUILDERS LP | SAN ANTONIO, TX | IberiaBank, A Division of First Horizon Bank |
| $150,000–350,000 | SMOKE & OAK BARBEQUE,LLC | SAN ANTONIO, TX | Zions Bank, A Division of |
| $150,000–350,000 | SNELL & ASSOCIATES LAND SURVEYORS INC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SNIP AND FERENCE, PA | SAN ANTONIO, TX | Texas Partners Bank |
| $150,000–350,000 | SNL ALAMO CNT LLC | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | SOCOMA, INC. | SAN ANTONIO, TX | BMO Bank National Association |
| $350,000–1 million | SOFT TOUCH HOME CARE INC | SAN ANTONIO, TX | Vantage Bank Texas |
| $350,000–1 million | SOL SCHWARTZ & ASSOCIATES, P.C. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SOLA-LITE, LLC | SAN ANTONIO, TX | Third Coast Bank |
| $150,000–350,000 | SOLAR ELECTRIC TEXAS | SAN ANTONIO, TX | Wells Fargo Bank, National Association |
| $150,000–350,000 | SOLDIERS' ANGELS | SAN ANTONIO, TX | Bank of America, National Association |
| $150,000–350,000 | SOLID BORDER INC | SAN ANTONIO, TX | Bank of America, National Association |
| $150,000–350,000 | SOLIMA PEOPLE LLC | SAN ANTONIO, TX | Bank of America, National Association |
| $150,000–350,000 | SOLUTIO ENVIRONMENTAL, INC. | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $5–10 million | SOLUTIONS SHARED SERVICES | SAN ANTONIO, TX | Wells Fargo Bank, National Association |
| $150,000–350,000 | SOMBRERO CAPITAL LLC | SAN ANTONIO, TX | Veritex Community Bank |