| $350,000–1 million | KOSTEL INC. | ALLEN, TX | Prosperity Bank |
| $150,000–350,000 | KOTA JAGDISH REDDY MD PA | SUGAR LAND, TX | Prosperity Bank |
| $150,000–350,000 | KRISTI HENNESSEY GROUP INC | Midland, TX | Prosperity Bank |
| $150,000–350,000 | KSF OF TEXAS INC | Spring, TX | Prosperity Bank |
| $150,000–350,000 | KSF OF TEXAS INC | Spring, TX | Prosperity Bank |
| $150,000–350,000 | KTB SERVICES LLC | Baytown, TX | Prosperity Bank |
| $150,000–350,000 | KTB SERVICES, LLC | Baytown, TX | Prosperity Bank |
| $150,000–350,000 | KTEC CLEANROOM SYSTEMS INC | Georgetown, TX | Prosperity Bank |
| $150,000–350,000 | KTEC CLEANROOM SYSTEMS, INC. | Georgetown, TX | Prosperity Bank |
| $350,000–1 million | KTX ELECTRIC LLC | Midland, TX | Prosperity Bank |
| $350,000–1 million | KTX ELECTRIC, LLC | MIDLAND, TX | Prosperity Bank |
| $350,000–1 million | KUDELA & WEINHEIMER INC. | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | L & L FABRICATION LLC | Fort Worth, TX | Prosperity Bank |
| $150,000–350,000 | L & W DIESEL SERVICE INC | Odessa, TX | Prosperity Bank |
| $150,000–350,000 | L & W DIESEL SERVICE LLC | ODESSA, TX | Prosperity Bank |
| $350,000–1 million | L&L FABRICATION, LLC | HALTOM CITY, TX | Prosperity Bank |
| $350,000–1 million | LA CORSHA DOMAIN LLC | Austin, TX | Prosperity Bank |
| $350,000–1 million | LA CORSHA DOMAIN LLC | Austin, TX | Prosperity Bank |
| $150,000–350,000 | LA CORSHA HOSPITALITY GROUP | Austin, TX | Prosperity Bank |
| $350,000–1 million | LA CORSHA HOSPITALITY GROUP LTD | Austin, TX | Prosperity Bank |
| $350,000–1 million | LA CORSHA HOSPITALITY PARTNERS LTD | Austin, TX | Prosperity Bank |
| $150,000–350,000 | LA CORSHA HOSPITALITY PARTNERS LTD | Austin, TX | Prosperity Bank |
| $350,000–1 million | LA CORSHA RESTAURANT PARTNERS LTD | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | LA ORIGINAL TORTILLA CO INC | Victoria, TX | Prosperity Bank |
| $150,000–350,000 | LA ORIGINAL TORTILLA CO. INC. | Victoria, TX | Prosperity Bank |
| $150,000–350,000 | LA SUBASTA INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | LAD GOLF INC | Portland, TX | Prosperity Bank |
| $150,000–350,000 | LAD GOLF, INC | PORTLAND, TX | Prosperity Bank |
| $150,000–350,000 | LAGUNA CRANE SERVICES LLC | Aransas Pass, TX | Prosperity Bank |
| $350,000–1 million | LAMAR SIXTH AUSTIN INC | Austin, TX | Prosperity Bank |
| $350,000–1 million | LAMAR SIXTH AUSTIN, INC | AUSTIN, TX | Prosperity Bank |
| $350,000–1 million | LAMBERTS DOWNTOWN BARBECUE LTD | Austin, TX | Prosperity Bank |
| $350,000–1 million | LAMBERTS DOWNTOWN BARBEQUE | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | LAMINACK PIRTLE & MARTINES LLP | Houston, TX | Prosperity Bank |
| $150,000–350,000 | LAMINACK, PIRTLE AND MARTINES, LLP | Houston, TX | Prosperity Bank |
| $150,000–350,000 | LANDEV ENGINEERING, INC | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | LANDMARK EQUIPMENT, INC. | IRVING, TX | Prosperity Bank |
| $150,000–350,000 | LANDSCAPE EXPRESSIONS CO. | MELISSA, TX | Prosperity Bank |
| $150,000–350,000 | LANDSCAPE EXPRESSIONS CO. | Melissa, TX | Prosperity Bank |
| $350,000–1 million | LARRY AYRES | WICHITA FALLS, TX | Prosperity Bank |
| $150,000–350,000 | LARRY CALDWELL | SUGAR LAND, TX | Prosperity Bank |
| $1–2 million | LARRY YOUNG PAVING INC | Bryan, TX | Prosperity Bank |
| $1–2 million | LARRY YOUNG PAVING, INC | BRYAN, TX | Prosperity Bank |
| $150,000–350,000 | LARSON PLUMBING & UTILITY CO | CORPUS CHRISTI, TX | Prosperity Bank |
| $150,000–350,000 | LARY ARCHER & ASSOCIATES INC | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | LARY ARCHER & ASSOCIATES, INC. | PALO PINTO, TX | Prosperity Bank |
| $150,000–350,000 | LAUDADIO POLYMERS, INC. | KATY, TX | Prosperity Bank |
| $350,000–1 million | LAUGER COMPANIES, INC. | VICTORIA, TX | Prosperity Bank |
| $150,000–350,000 | LAUGER FAMILY ENTERPRISES LTD | Victoria, TX | Prosperity Bank |
| $150,000–350,000 | LAURA BRITT DESIGN, LLC | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | LAWN PATROL SERVICE INC | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | LAWYERS RESOURSE & LITIGATION SUPPORT SERVICES, LLC | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | LBSC, INC | victoria, TX | Prosperity Bank |
| $2–5 million | LDF SALES & DISTRIBUTING, INC. | WICHITA, KS | Prosperity Bank |
| $150,000–350,000 | LEAF & GRAIN LLC | Houston, TX | Prosperity Bank |
| $350,000–1 million | LEARNING FORWARD | RICHARDSON, TX | Prosperity Bank |
| $350,000–1 million | LEARNING FORWARD | Richardson, TX | Prosperity Bank |
| $150,000–350,000 | LED INSPIRATIONS LLC | CYPRESS, TX | Prosperity Bank |
| $150,000–350,000 | LEE COUNTY PETROLEUM, INC | GIDDINGS, TX | Prosperity Bank |
| $150,000–350,000 | LEESON ENERGY SERVICES LLC | Midland, TX | Prosperity Bank |
| $350,000–1 million | LEGACY FIELD SERVICES LLC | Carthage, TX | Prosperity Bank |
| $150,000–350,000 | LEGACYTEXAS TITLE CO | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | LEGEND 94 HOSPITALITY LLC | Dallas, TX | Prosperity Bank |
| $150,000–350,000 | LEGEND 94 HOSPITALITY LLC | Dallas, TX | Prosperity Bank |
| $1–2 million | LEM CONSTRUCTION COMPANY INC. | Houston, TX | Prosperity Bank |
| $350,000–1 million | LENOIR WATER TRANSFER INC | Midland, TX | Prosperity Bank |
| $350,000–1 million | LENOIR WATER TRANSFER, INC. | Midland, TX | Prosperity Bank |
| $350,000–1 million | LEON'S FINE FOODS, INC. | MCKINNEY, TX | Prosperity Bank |
| $1–2 million | LESTER CONTRACTING INC | PORT LAVACA, TX | Prosperity Bank |
| $1–2 million | LESTER CONTRACTING INC. | PORT LAVACA, TX | Prosperity Bank |
| $150,000–350,000 | LEVY ARCHITECTS PLLC | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | LEWIS & PARTNERS LLC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | LEWIS & PARTNERS, LLC | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | LEWIS CASING CREWS INC | Odessa, TX | Prosperity Bank |
| $150,000–350,000 | LEX CELL-TX LLC | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | LGL ANIMAL CARE PRODUCTS | College Station, TX | Prosperity Bank |
| $150,000–350,000 | LGL ECOLOGICAL RESEARCH ASSOCIATES INC | BRYAN, TX | Prosperity Bank |
| $350,000–1 million | LIAHO INC | Victoria, TX | Prosperity Bank |
| $1–2 million | LIAISON RESOURCES LP | Austin, TX | Prosperity Bank |
| $1–2 million | LIAISON RESOURCES LP | Austin, TX | Prosperity Bank |
| $350,000–1 million | LIBERTY AUTO SALES INC. | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | LIBERTY COUNTY HOSPITAL DISTRICT NO. 1 | Liberty, TX | Prosperity Bank |
| $1–2 million | LIBERTY MATERIALS INC | Conroe, TX | Prosperity Bank |
| $350,000–1 million | LIBERTY MATERIALS TRANSPORTATION, INC. | Conroe, TX | Prosperity Bank |
| $1–2 million | LIBERTY MATERIALS, INC. | Conroe, TX | Prosperity Bank |
| $2–5 million | LILLY ENTERPRISES, INC. | ATHENS, TX | Prosperity Bank |
| $150,000–350,000 | LILYRAIN JEWELRY LLC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | LIN INDRIO LLC | Hosuton, TX | Prosperity Bank |
| $150,000–350,000 | LINDY'S RESTAURANT INC | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | LINRO INVESTMENTS LLC- 130156 | Midland, TX | Prosperity Bank |
| $150,000–350,000 | LINRO INVESTMENTS, LLC | MIDLAND, TX | Prosperity Bank |
| $350,000–1 million | LIPSCOMB AUTO CENTER, INC. | BOWIE, TX | Prosperity Bank |
| $350,000–1 million | LIPSCOMB FORD, LP | BURKBURNETT, TX | Prosperity Bank |
| $150,000–350,000 | LIQUID LOGISTICS HOLDINGS INC | Manchaca, TX | Prosperity Bank |
| $150,000–350,000 | LISA D HITCHINS MD PA | Cypress, TX | Prosperity Bank |
| $150,000–350,000 | LISA D. HITCHENS, M.D., P.A | CYPRESS, TX | Prosperity Bank |
| $350,000–1 million | LISA'S CHICKEN & SEAFOOD LLC | Fort Worth, TX | Prosperity Bank |
| $350,000–1 million | LIVE OAK CORRAL LLC | New Braunfels, TX | Prosperity Bank |
| $150,000–350,000 | LIVE OAK CORRAL, LLC | New Braunfels, TX | Prosperity Bank |
| $150,000–350,000 | LIVERMORE HOSPITALITY LLC | Irving, TX | Prosperity Bank |