| $150,000–350,000 | BLACK AUTOMOTIVE MANAGEMENT INC. | SAN ANTONIO, TX | Wallis Bank |
| $150,000–350,000 | BLACK DOG HOME CARE LLC | SAN ANTONIO, TX | Live Oak Banking Company |
| $150,000–350,000 | BLACK TIE AFFAIRS CATERING, INC. | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | BLANCO CREEK FARMS | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | BLCCS,LLC | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | BLEND DOCUMENT TECHNOLOGY LLC | SAN ANTONIO, TX | Bank of America, National Association |
| $150,000–350,000 | BLESSED SACRAMENT ACADEMY | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $350,000–1 million | BLESSED SACRAMENT CATHOLIC CHURCH | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | BLOSSOM CENTER FOR CHILDREN, LLC | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $350,000–1 million | BLUE DUCK EXPRESS, INC | SAN ANTONIO, TX | First Home Bank |
| $350,000–1 million | BLUE LINE CORPORATION | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | BLUE LINE ROOFING AND CONSTRUCTION, LLC | SAN ANTONIO, TX | Readycap Lending, LLC |
| $350,000–1 million | BLUE RIBBON AUTO COLLISION CENTER, INC | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | BLUE STAR CONSTRUCTION SERVICES, L.L.C. | SAN ANTONIO, TX | The Bank of San Antonio |
| $2–5 million | BLUEBONNET FOODS LP | SAN ANTONIO, TX | Truist Bank d/b/a Branch Banking & Trust Co |
| $150,000–350,000 | BNG PLAZA CLUB, LLC | SAN ANTONIO, TX | Citizens Bank |
| $150,000–350,000 | BOB JENKINS PEST CONTROL, INC. | SAN ANTONIO, TX | Zions Bank, A Division of |
| $350,000–1 million | BOHANAN'S, LTD | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | BOHANNON INVESTMENTS | SAN ANTONIO, TX | U.S. Bank, National Association |
| $150,000–350,000 | BOHLS EQUIPMENT COMPANY | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | BOLDBRUSH, INC | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | BOLNERS INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | BOTIKA CHIFA NIKKEI, LLC | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | BOURBON STREET CAFE INC | SAN ANTONIO, TX | Zions Bank, A Division of |
| $350,000–1 million | BOY SCOUTS OF AMERICA, ALAMO AREA COUNCIL INC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | BOYS & GIRLS CLUB OF SAN ANTONIO, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | BPG & BRG LLC | SAN ANTONIO, TX | BBVA USA |
| $150,000–350,000 | BRACKEN COLLISION 281 BULVERDE, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $1–2 million | BRADFIELD PROPERTIES, INC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | BRAIN SENTINEL, INC | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $2–5 million | BRAINATION, INC. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | BRANDCAMY, INC | SAN ANTONIO, TX | Credit Human FCU |
| $150,000–350,000 | BRANDY L MCCRAY, MD, FAAP | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | BRANNEN'S INC. | SAN ANTONIO, TX | Business Bank of Texas, National Association |
| $2–5 million | BRASADA FORD, LTD. | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | BREHM, HAVEL & COMPANY, LLP | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | BRETT SYSTEMS INC | SAN ANTONIO, TX | Pioneer Bank, SSB |
| $350,000–1 million | BRIDGEHEAD IT, INC. | SAN ANTONIO, TX | Zions Bank, A Division of |
| $350,000–1 million | BRIGHT VANGUARD LLC | SAN ANTONIO, TX | Celtic Bank Corporation |
| $150,000–350,000 | BRIGHT VANGUARD LLC | SAN ANTONIO, TX | First United Bank and Trust Company |
| $1–2 million | BRIGHTON CENTER | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | BRIT-TEX NURSING SERVICES, INC. | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | BRITTEX FINANCIAL INC | SAN ANTONIO, TX | Pioneer Bank, SSB |
| $150,000–350,000 | BRITTON FARNSWORTH ORTHODONTICS, PLLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | BRITTS & ASSOCIATES, LLP | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | BROADCAST CONSTRUCTION SOLUTIONS | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | BROADWAY LONE STAR, LTD | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | BROCK GUERRA STRANDMO DIMALINE JONES PC | SAN ANTONIO, TX | Wells Fargo Bank, National Association |
| $150,000–350,000 | BROKERAGE ENGINE INC | SAN ANTONIO, TX | The Bank of San Antonio |
| $350,000–1 million | BROOKS HOTEL HOSPITALITY, LLC | SAN ANTONIO, TX | International Bank of Commerce |
| $150,000–350,000 | BROUSSARD GROUP | SAN ANTONIO, TX | American Bank, National Association |
| $150,000–350,000 | BROWN & ORTIZ PC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | BROWN EXCAVATION AND UTILITIES, LLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | BRS INCORPORATED | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | BRYLAK & ASSOCIATES, L.L.C. | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $350,000–1 million | BSK RODRIGUES INVESTMENTS LLC | SAN ANTONIO, TX | International Bank of Commerce |
| $2–5 million | BST SENIOR LIVING WEST, INC. | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | BTL TECHNOLOGIES INC | SAN ANTONIO, TX | Truist Bank d/b/a Branch Banking & Trust Co |
| $150,000–350,000 | BUD JONES MEAL A MINUTE CAFE INC | SAN ANTONIO, TX | Bank of America, National Association |
| $5–10 million | BUFFETS LLC | SAN ANTONIO, TX | Arizona Bank & Trust |
| $150,000–350,000 | BULVERDE GLASS INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | BURCH ENTERPRISES LLC | SAN ANTONIO, TX | First Bank |
| $350,000–1 million | BURGER ENTERPRISES INC | SAN ANTONIO, TX | Jefferson Bank |
| $350,000–1 million | BURKHART PETERSON STAFFING, LLC | SAN ANTONIO, TX | Sunflower Bank, National Association |
| $150,000–350,000 | BUSINESS FINANCIAL GROUP HUMAN RESOURCE MANAGEMENT LLC | SAN ANTONIO, TX | TexStar National Bank |
| $350,000–1 million | BUYERS BARRICADES SAN ANTONIO, LLC | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $350,000–1 million | BWARNER, LLC | SAN ANTONIO, TX | International Bank of Commerce |
| $150,000–350,000 | BYCI-SAN ANTONIO, LP | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | C & C SAGE, INC. | SAN ANTONIO, TX | Zions Bank, A Division of |
| $150,000–350,000 | C & F KUSTOM PAINTING, INC. | SAN ANTONIO, TX | Cross River Bank |
| $150,000–350,000 | C & F TOOL & DIE CO. | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | C & P FOODS, LLC | SAN ANTONIO, TX | Bank OZK |
| $350,000–1 million | C-CKS, INC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | C.A.M. SOLAR, INC. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | CABANA MECHANICAL | SAN ANTONIO, TX | Security Service FCU |
| $350,000–1 million | CACHEAUX, CAVAZOS & NEWTON, LP | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | CAERUS HOSPITALITY PARTNERS, LLC | SAN ANTONIO, TX | First National Bank Texas |
| $350,000–1 million | CAJUN RIVERPORT, INC | SAN ANTONIO, TX | International Bank of Commerce |
| $150,000–350,000 | CAJUN SHACK DBA ACADIANA CAFE | SAN ANTONIO, TX | Readycap Lending, LLC |
| $150,000–350,000 | CAL STAR SYSTEMS SUPPLY, LLC | SAN ANTONIO, TX | The Bank of San Antonio |
| $150,000–350,000 | CAL-TEX INTERIORS, INC. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | CALDWELL, EAST & FINLAYSON PLLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | CALFAS LAW GROUP, PLLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | CALGARY PASS VENTURES LLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | CALLAN INDUSTRIAL HOLDINGS, LLC | SAN ANTONIO, TX | Allegiance Bank |
| $150,000–350,000 | CALLIS PROFESSIONAL SERVICES LLC | SAN ANTONIO, TX | Bank of America, National Association |
| $350,000–1 million | CALVILLOS CONCEPTOS DE COMIDA LLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | CALYPSO AUTOMOTIVE, LLC | SAN ANTONIO, TX | The Bank of San Antonio |
| $150,000–350,000 | CAMPBELL MILLWORK, LLC | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | CAMPBELL PAINTING, INC | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | CAMPOS FAMILY DENTAL, P.C. | SAN ANTONIO, TX | Business Bank of Texas, National Association |
| $150,000–350,000 | CANCER INSIGHT, LLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | CANTU CONTRACTING, INC. | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | CANTWELL MATTRESS COMPANY | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | CAPCO STEEL INC. | SAN ANTONIO, TX | The Bank of San Antonio |
| $350,000–1 million | CAPITOL CONCESSION, LLC | SAN ANTONIO, TX | Texas Capital Bank, National Association |
| $350,000–1 million | CAPPY'S INC | SAN ANTONIO, TX | Texas Capital Bank, National Association |
| $150,000–350,000 | CAPRICE PRODUCTIONS, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $1–2 million | CAR ACQUISITION LLC | SAN ANTONIO, TX | Truist Bank d/b/a Branch Banking & Trust Co |
| $350,000–1 million | CARABIN & SHAW PC | SAN ANTONIO, TX | PlainsCapital Bank |