| $1–2 million | KFW MANAGEMENT LLC | SAN ANTONIO, TX | Jefferson Bank |
| $350,000–1 million | KFW SURVEYING, LLC | SAN ANTONIO, TX | Jefferson Bank |
| $350,000–1 million | KGBTEXAS MARKETING/PUBLIC RELATIONS INC | SAN ANTONIO, TX | International Bank of Commerce |
| $150,000–350,000 | KHATTAR LAW PC | SAN ANTONIO, TX | Vantage Bank Texas |
| $350,000–1 million | KHOURY AUTOWORLD, LLC | SAN ANTONIO, TX | Amarillo National Bank |
| $150,000–350,000 | KIDDO DENTAL PA | SAN ANTONIO, TX | Bank of America, National Association |
| $350,000–1 million | KIM TINDALL & ASSOCIATES, LLC | SAN ANTONIO, TX | Texas Partners Bank |
| $2–5 million | KIOLBASSA PROVISION COMPANY, INC. | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | KKH RENTALS, INC. | SAN ANTONIO, TX | Texas Capital Bank |
| $150,000–350,000 | KLENKE & ASSOCIATES, P.A. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | KLOVE ENGINEERING, LLC | SAN ANTONIO, TX | Texas Partners Bank |
| $350,000–1 million | KM REMODELING, LLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | KMAC CONSTRUCTION SERVICES, INC. | SAN ANTONIO, TX | Lone Star Capital Bank, National Association |
| $350,000–1 million | KNIGHT AEROSPACE MEDICAL SYSTEMS, LLC | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | KNIGHT OFFICE SOLUTIONS, INC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | KOGI KOREAN GRILL, LLC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | KOHM & ASSOCIATES, P.C. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | KOONTZ DEVELOPMENT, LLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | KREAGER MITCHELL, PLLC | SAN ANTONIO, TX | Texas Partners Bank |
| $150,000–350,000 | KRISHNA SAN ANTONIO LLC | SAN ANTONIO, TX | Moody National Bank |
| $150,000–350,000 | KRZ4BAMA LLC | SAN ANTONIO, TX | Simmons Bank |
| $350,000–1 million | KTS PARTNERS, INC. | SAN ANTONIO, TX | First United Bank and Trust Company |
| $150,000–350,000 | KUEST CORPORATION | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | L & M SHEET METAL & STEEL FABRICATORS, INC. | SAN ANTONIO, TX | SouthTrust Bank, National Association |
| $150,000–350,000 | L B T ENTERPRISES INC. DBA GREAT NORTHWEST RECYCLING | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | L.P. BANDERA LTD. | SAN ANTONIO, TX | Texas Partners Bank |
| $350,000–1 million | LA FOGATA COMIDA | SAN ANTONIO, TX | Bank OZK |
| $350,000–1 million | LA GLORIA CAPITAL, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | LA GLORIA DOMINION | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | LA HACIENDA DE LOS BARRIOS, LLC | SAN ANTONIO, TX | International Bank of Commerce |
| $150,000–350,000 | LA HACIENDA DEL NORTE, LLC | SAN ANTONIO, TX | International Bank of Commerce |
| $350,000–1 million | LA-Z-BOY FURNITURE GALLERIES | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LABOR ON DEMAND INC DBA LOD RESOURCE GROUP | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $150,000–350,000 | LADZ GROUP LTD. | SAN ANTONIO, TX | Broadway National Bank |
| $1–2 million | LAKE FLATO ARCHITECTS | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LAKE LIVINGSTON TELEPHONE COMPANY | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | LANGE POTEET & CO LLP | SAN ANTONIO, TX | Bank of America, National Association |
| $150,000–350,000 | LANGE THOMPSON INC | SAN ANTONIO, TX | Texas Champion Bank |
| $2–5 million | LANGLEY & BANACK, INCORPORATED | SAN ANTONIO, TX | Texas Partners Bank |
| $350,000–1 million | LAPEER INDUSTRIAL, INC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | LAREDO OPERATOR 2, LTD | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | LAREDO OPERATOR LTD | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | LAREDO TECHNICAL SERVICES, INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LARINA V. GUTENBERG, D.O., PLLC | SAN ANTONIO, TX | First Source Federal Credit Union |
| $150,000–350,000 | LARRY WUNSCH AND ASSOCIATES INC | SAN ANTONIO, TX | Comerica Bank |
| $150,000–350,000 | LAS PALAPAS ALAMO RANCH LTD | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LAS PALAPAS BABCOCK, LTD. | SAN ANTONIO, TX | Truist Bank |
| $150,000–350,000 | LAS PALAPAS CALLAGHAN, LTD. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LAS PALAPAS CASTLE HILLS, LTD | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LAS PALAPAS DE SAN ANTONIO, LLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LAS PALAPAS HAUSMAN | SAN ANTONIO, TX | American Momentum Bank |
| $150,000–350,000 | LAS PALAPAS POTRANCO LTD | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LAS PALAPAS SE MILITARY LTD | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LAS PALAPAS TPC LLC | SAN ANTONIO, TX | First Source Federal Credit Union |
| $150,000–350,000 | LASER PRINTERS AND MAILING SERVICES, LLC | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | LASHLEY SOUTH TEXAS, LLC | SAN ANTONIO, TX | Broadway National Bank |
| $350,000–1 million | LAUMCO LTD | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | LAUREL HEIGHTS UNITED METHODIST CHURCH | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LAUREL HEIGHTS UNITED METHODIST CHURCH | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | LAUTCO MANAGEMENT, INC. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | LAW OFFICE OF RUDY CASTILLO, PC | SAN ANTONIO, TX | First National Bank Texas |
| $150,000–350,000 | LAW OFFICE OF SHAWN C BROWN PC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LAW OFFICES OF FIDEL RODRIGUEZ JR. | SAN ANTONIO, TX | International Bank of Commerce |
| $150,000–350,000 | LAW OFFICES OF GEORGE SALINAS, PLLC | SAN ANTONIO, TX | First Source Federal Credit Union |
| $150,000–350,000 | LAW OFFICES OF STEVEN C. BENKE | SAN ANTONIO, TX | Lone Star Capital Bank, National Association |
| $150,000–350,000 | LAW SECURITY CORPORATION | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | LAWE INDUSTRIES, LLC | SAN ANTONIO, TX | Texas Partners Bank |
| $150,000–350,000 | LAXSON PROVISION COMPANY | SAN ANTONIO, TX | Frost Bank |
| $2–5 million | LAZARUS ENERGY HOLDINGS LLC | SAN ANTONIO, TX | Veritex Community Bank |
| $1–2 million | LEADINGEDGE PERSONNEL, LTD | SAN ANTONIO, TX | Texas Partners Bank |
| $150,000–350,000 | LEADMAN TRADE INC. | SAN ANTONIO, TX | Security Service FCU |
| $350,000–1 million | LEAFGUARD OF CENTRAL TEXAS INC. | SAN ANTONIO, TX | Zions Bank, A Division of |
| $350,000–1 million | LEAFGUARD OF TEXAS, INC. | SAN ANTONIO, TX | Zions Bank, A Division of |
| $150,000–350,000 | LED ELECTRIC OF SAN ANTONIO, LLC | SAN ANTONIO, TX | Vantage Bank Texas |
| $350,000–1 million | LEE DENTAL CENTERS | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | LEE'S EL TACO GARAGE TEX-MEX CRUISINE, LLC | SAN ANTONIO, TX | American Momentum Bank |
| $350,000–1 million | LEMOYEN MILL & TIMBER LLC | SAN ANTONIO, TX | Amarillo National Bank |
| $150,000–350,000 | LENZ CONTRACTORS, INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LEON SPRINGS DENTAL CENTER, PA | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | LEON SPRINGS GAS, LLC | SAN ANTONIO, TX | Vantage Bank Texas |
| $150,000–350,000 | LEON SPRINGS ORTHODONTICS, PA | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LEONARD CONTRACTING, INC. | SAN ANTONIO, TX | Frost Bank |
| $5–10 million | LEWIS ENERGY GROUP, LP | SAN ANTONIO, TX | TransPecos Banks, SSB. |
| $150,000–350,000 | LIBERTY BAR INC | SAN ANTONIO, TX | Lone Star National Bank |
| $150,000–350,000 | LIBERTY REHABILITATION SPECIALISTS, INC. | SAN ANTONIO, TX | Texas Partners Bank |
| $1–2 million | LIFTFUND | SAN ANTONIO, TX | Credit Human Federal Credit Union |
| $1–2 million | LIMON'S ROAD SERVICE, LTD. | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | LINCOLN HEIGHTS ANIMAL HOSPITAL | SAN ANTONIO, TX | Broadway National Bank |
| $150,000–350,000 | LINDA PACE FOUNDATION | SAN ANTONIO, TX | JPMorgan Chase Bank, National Association |
| $350,000–1 million | LINDOW STEPHENS TREAT LLP | SAN ANTONIO, TX | Jefferson Bank |
| $150,000–350,000 | LINDSEY - COOKE LLC | SAN ANTONIO, TX | Texas Partners Bank |
| $150,000–350,000 | LISA ANNE DAVIS MD PA | SAN ANTONIO, TX | First Source Federal Credit Union |
| $350,000–1 million | LISA'S CAF & CANTINA INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LITCO AUTOMATION, LLC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LITHO PRESS INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | LITTLE RED BARN, INC. | SAN ANTONIO, TX | Ozona Bank |
| $150,000–350,000 | LITTLE RHEIN STEAK HOUSE | SAN ANTONIO, TX | Wells Fargo Bank, National Association |
| $150,000–350,000 | LK DESIGN GROUP, INC. | SAN ANTONIO, TX | Texas Partners Bank |
| $350,000–1 million | LK JORDAN SAN ANTONIO LTD | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | LMDN SA, LP | SAN ANTONIO, TX | Vantage Bank Texas |