| $150,000–350,000 | JERRY'S CONCRETE, LLC | NEW BRAUNFELS, TX | Prosperity Bank |
| $150,000–350,000 | JERRY'S CONCRETE LLC | New Braunfels, TX | Prosperity Bank |
| $150,000–350,000 | JESSCO SOLUTIONS LLC | San Angelo, TX | Prosperity Bank |
| $150,000–350,000 | JESSCO SOLUTIONS, LLC | SAN ANGELO, TX | Prosperity Bank |
| $350,000–1 million | JET MAINTENANCE INC | Victoria, TX | Prosperity Bank |
| $350,000–1 million | JET MAINTENANCE INC. | VICTORIA, TX | Prosperity Bank |
| $150,000–350,000 | JF GREENVILLE COMPANY | Dallas, TX | Prosperity Bank |
| $150,000–350,000 | JFT CONSTRUCTION INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | JFT CONSTRUCTION, INC | Houston, TX | Prosperity Bank |
| $350,000–1 million | JIM B. SPEARS, INC. | VERNON, TX | Prosperity Bank |
| $350,000–1 million | JIMCO SALES & MANUFACTURING, INC. | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | JIMMY SKIPWORTH PLASTERING CO. INC | WICHITA FALLS, TX | Prosperity Bank |
| $150,000–350,000 | JL JAIMES LLC | Austin, TX | Prosperity Bank |
| $150,000–350,000 | JL JAIMES LLC | ELGIN, TX | Prosperity Bank |
| $150,000–350,000 | JLB RESTAURANTS, INC | Liberty Hill, TX | Prosperity Bank |
| $150,000–350,000 | JMJ DELIVERY LLC | GRAPEVINE, TX | Prosperity Bank |
| $150,000–350,000 | JMTODD ENTERPRISES, LLC | FRISCO, TX | Prosperity Bank |
| $150,000–350,000 | JNB INDUSTRIES INC. | Houston, TX | Prosperity Bank |
| $150,000–350,000 | JNT AUTOMOTIVE INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | JOE'S ROUSTABOUT & WELL SERVICING LTD. CO. | Hobbs, NM | Prosperity Bank |
| $150,000–350,000 | JOES ROUSTABOUT & WELL SERVICING LTD CO | Hobbs, NM | Prosperity Bank |
| $350,000–1 million | JOHN 3:16 MISSION | Tulsa, OK | Prosperity Bank |
| $150,000–350,000 | JOHN DEE MARTIN COMPANY | Rosenberg, TX | Prosperity Bank |
| $150,000–350,000 | JOHN LARRY CALDWELL | Sugar Land, TX | Prosperity Bank |
| $150,000–350,000 | JOHNSON CABINETS & WOODWORKING INC. | Austin, TX | Prosperity Bank |
| $150,000–350,000 | JONES & JONES CPAS, P.C. | PLANO, TX | Prosperity Bank |
| $150,000–350,000 | JONVITCH INC. D/B/A SUMMIT PRIVATE SCHOOL.COM | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | JORDAN CONCRETE INC | Magnolia, TX | Prosperity Bank |
| $350,000–1 million | JOSE FUENTES ADDISON INC | Dallas, TX | Prosperity Bank |
| $350,000–1 million | JOSE FUENTES ADDISON, INC. | Dallas, TX | Prosperity Bank |
| $350,000–1 million | JOSE FUENTES CO. INC. | Dallas, TX | Prosperity Bank |
| $150,000–350,000 | JOSE SALGUERO MD PA | Ennis, TX | Prosperity Bank |
| $350,000–1 million | JOSEPH BLACKSTONE DILWORTH | Sandia, TX | Prosperity Bank |
| $350,000–1 million | JOSHUA DADE CONTRACTORS CORPORATION | Deer Park, TX | Prosperity Bank |
| $150,000–350,000 | JP STEEL LLC | BROOKSHIRE, TX | Prosperity Bank |
| $150,000–350,000 | JP STEEL, LLC | BROOKSHIRE, TX | Prosperity Bank |
| $1–2 million | JRW CORPORATION | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | JS&J ENTERPRISES LLC | Sapulpa, OK | Prosperity Bank |
| $150,000–350,000 | JULIE'S COCINA, LLC | HORSESHOE BAY, TX | Prosperity Bank |
| $350,000–1 million | JUNE'S BAR LLC | Austin, TX | Prosperity Bank |
| $150,000–350,000 | JUNE'S BAR LLC | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | JUSTIN NYLUND DDS LLC | Taos, NM | Prosperity Bank |
| $150,000–350,000 | JX3 CONSTRUCTION SERVICES LLC | Victoria, TX | Prosperity Bank |
| $150,000–350,000 | JX3 CONSTRUCTION SERVICES, LLC | VICTORIA, TX | Prosperity Bank |
| $150,000–350,000 | K & D HEAT TREAT INC | Houston, TX | Prosperity Bank |
| $350,000–1 million | K & B SALES, INC | Dallas, TX | Prosperity Bank |
| $350,000–1 million | K & S TRUCKS LTD | Mccamey, TX | Prosperity Bank |
| $150,000–350,000 | K D S I TRUCKING INC | Beaumont, TX | Prosperity Bank |
| $150,000–350,000 | K ELLIOTT LLC | Grapevine, TX | Prosperity Bank |
| $150,000–350,000 | K L TRUCKING LLC | FORT WORTH, TX | Prosperity Bank |
| $350,000–1 million | K&M SHILLINGFORD INC | Tulsa, OK | Prosperity Bank |
| $150,000–350,000 | K&T CONSTRUCTION CO INC | VICTORIA, TX | Prosperity Bank |
| $150,000–350,000 | K&W ENTERPRISES LP | COLLEGE STATION, TX | Prosperity Bank |
| $150,000–350,000 | K. ELLIOTT, LLC | GRAPEVINE, TX | Prosperity Bank |
| $1–2 million | K. THOMPSON ELECTRIC INC. | Richardson, TX | Prosperity Bank |
| $150,000–350,000 | K.D.S.I. TRUCKING INC. | BEAUMONT, TX | Prosperity Bank |
| $150,000–350,000 | K4B CHILD DEVELOPMENT CENTER LTD | Amarillo, TX | Prosperity Bank |
| $150,000–350,000 | K4B CHILD DEVELOPMENT CENTER, LTD | AMARILLO, TX | Prosperity Bank |
| $150,000–350,000 | KANDD HEAT TREAT INC | Houston, TX | Prosperity Bank |
| $350,000–1 million | KANON SERVICES LLC | Corpus Christi, TX | Prosperity Bank |
| $350,000–1 million | KANON SERVICES LLC | CORPUS CHRISTI, TX | Prosperity Bank |
| $150,000–350,000 | KASTRAKI, INC. | Portland, TX | Prosperity Bank |
| $150,000–350,000 | KASTRAKI, INC. | PORTLAND, TX | Prosperity Bank |
| $350,000–1 million | KATHERINE A JENKS | Houston, TX | Prosperity Bank |
| $150,000–350,000 | KATY II MANAGEMENT INC. | Midland, TX | Prosperity Bank |
| $150,000–350,000 | KAWASAKI OF VICTORIA, INC. | VICTORIA, TX | Prosperity Bank |
| $150,000–350,000 | KB & KB ENTERPRISES INC | COLLEGE STATION, TX | Prosperity Bank |
| $2–5 million | KCK UTILITY CONSTRUCTION, INC. | ALLEN, TX | Prosperity Bank |
| $150,000–350,000 | KEITH WING CUSTOM BUILDERS, LLC | NEW BRAUNFELS, TX | Prosperity Bank |
| $150,000–350,000 | KELLY EVANS CONSTRUCTION, LLC | Odessa, TX | Prosperity Bank |
| $150,000–350,000 | KENCO OIL TOOLS INC | Lubbock, TX | Prosperity Bank |
| $150,000–350,000 | KENCO OIL TOOLS, INC. | Lubbock, TX | Prosperity Bank |
| $350,000–1 million | KENDALL HOME BUILDERS II, INC | Katy, TX | Prosperity Bank |
| $150,000–350,000 | KEPR CORPORATION | Diana, TX | Prosperity Bank |
| $150,000–350,000 | KEY ALLEGRO YACHT CLUB I LP | Rockport, TX | Prosperity Bank |
| $150,000–350,000 | KEYSTONE DEVELOPMENT LLC | Dallas, TX | Prosperity Bank |
| $150,000–350,000 | KEYSTONE DEVELOPMENT, LLC | DALLAS, TX | Prosperity Bank |
| $350,000–1 million | KEYSTONE MILLWORK INC | Bryan, TX | Prosperity Bank |
| $350,000–1 million | KEYSTONE MILLWORK, INC. | BRYAN, TX | Prosperity Bank |
| $350,000–1 million | KHCR COMPANY, LLC | New Braunfels, TX | Prosperity Bank |
| $150,000–350,000 | KHG OF SAN ANTONIO LLC | San Antonio, TX | Prosperity Bank |
| $350,000–1 million | KID STRUCTURES, LLC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | KIESCHNICK GENERAL CONTRACTORS, INC | College Station, TX | Prosperity Bank |
| $1–2 million | KIK UNDERGROUND LLC | Lewisville, TX | Prosperity Bank |
| $1–2 million | KIK UNDERGROUND, LLC | LEWISVILLE, TX | Prosperity Bank |
| $5–10 million | KILGORE INDUSTRIES, L.P. | Houston, TX | Prosperity Bank |
| $150,000–350,000 | KIMBERLEY A BAKER DDS PA | Roanoke, TX | Prosperity Bank |
| $150,000–350,000 | KIMBERLEY A. BAKER DDS PA | ROANOKE, TX | Prosperity Bank |
| $150,000–350,000 | KING OF GLORY LUTHERAN CHURCH | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | KING WELL OILFIELD SERVICES CO. LLC | Snyder, TX | Prosperity Bank |
| $150,000–350,000 | KINGDOM ALLIANCE LLC | College Station, TX | Prosperity Bank |
| $150,000–350,000 | KINGSVILLE PIZZA'S, LLC | Kingsville, TX | Prosperity Bank |
| $350,000–1 million | KLEAN CORP INTERNATIONAL | Victoria, TX | Prosperity Bank |
| $350,000–1 million | KLEAN CORP INTERNATIONAL | VICTORIA, TX | Prosperity Bank |
| $350,000–1 million | KLECKA ELECTRIC COMPANY INC | San Antonio, TX | Prosperity Bank |
| $150,000–350,000 | KM&S VENTURES, INC. | GRAPEVINE, TX | Prosperity Bank |
| $150,000–350,000 | KNIGHTON INC | ROSHARON, TX | Prosperity Bank |
| $150,000–350,000 | KNIGHTON INC | ROSHARON, TX | Prosperity Bank |
| $350,000–1 million | KNM HOLDINGS, LLC | Pearland, TX | Prosperity Bank |
| $150,000–350,000 | KOCUREK LAND IMPROVEMENTS | Robstown, TX | Prosperity Bank |