| $350,000–1 million | PRESCRIPTION LIFELINE, INC. | AUSTIN, TX | Prosperity Bank |
| $350,000–1 million | PRESORT FIRST CLASS, INC. | OKLAHOMA CITY, OK | Prosperity Bank |
| $150,000–350,000 | PRIMARY AND DIAGNOSTIC MEDICAL CENTERS OF TEXAS PLLC | CORPUS CHRISTI, TX | Prosperity Bank |
| $1–2 million | PRIMARY UTILITY SERVICES, LLC | SNYDER, TX | Prosperity Bank |
| $150,000–350,000 | PRIME EROSION CONTROL, LLC | MCKINNEY, TX | Prosperity Bank |
| $350,000–1 million | PRIMO MICROPHONES, INC. | MCKINNEY, TX | Prosperity Bank |
| $150,000–350,000 | PRINCE IRRIGATION LLC | BRYAN, TX | Prosperity Bank |
| $350,000–1 million | PRIVATE JETS INC | BETHANY, OK | Prosperity Bank |
| $2–5 million | PRO FIELD SERVICES, INC | HALLETSVILLE, TX | Prosperity Bank |
| $150,000–350,000 | PROBIORA HEALTH LLC | TAMPA, FL | Prosperity Bank |
| $150,000–350,000 | PROCUT LAWN CARE & LANDSCAPE, INC | PLANO, TX | Prosperity Bank |
| $350,000–1 million | PRODUCT HANDLING DESIGN, INC. | HASLET, TX | Prosperity Bank |
| $150,000–350,000 | PRODUCTIOJN EQUIPMENT CO OF SOUTH TEXAS INC | CORPUS CHRISTI, TX | Prosperity Bank |
| $350,000–1 million | PROFESSIONAL CARETAKERS, INC | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | PROGRESSIVE COMMERCIAL AQUATICS INC | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | PRONTO CUCININO, L.P. | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | PROPERTY MANAGERS, LLC | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | PROSCAPES LAWN & TREE CARE, INC. | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | PROVERBS 18:10 MINISTRIES, INC. | HITCHCOCK, TX | Prosperity Bank |
| $150,000–350,000 | PROVINCIAL PARTNERS, INC. | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | Q-HEALTH PARTNERS PLLC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | QMACS, INC. | RICHARDSON, TX | Prosperity Bank |
| $150,000–350,000 | QNET INC | DALLAS, TX | Prosperity Bank |
| $1–2 million | QRI INTERNATIONAL LLC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | QUAD SYSTEMS, LLC | CORPUS CHRISTI, TX | Prosperity Bank |
| $150,000–350,000 | QUAD-TEX CONSTRUCTION | COLLEGE STATION, TX | Prosperity Bank |
| $2–5 million | QUALITY CHRISTMAS TREE. LTD | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | QUALITY MACHINE SERVICES INC | OKLAHOMA CITY, OK | Prosperity Bank |
| $150,000–350,000 | R R RAMSOWER INC | ANGLETON, TX | Prosperity Bank |
| $350,000–1 million | R&R ENGINEERING CO | BROKEN ARROW, OK | Prosperity Bank |
| $2–5 million | R&B ROOFING, LLC | GARLAND, TX | Prosperity Bank |
| $150,000–350,000 | R. MATTHEW KYLE, P.C. | NEW BRAUNFELS, TX | Prosperity Bank |
| $150,000–350,000 | RACHAL INVESTMENTS, INC. | TAFT, TX | Prosperity Bank |
| $150,000–350,000 | RACHEL DEHN CPA, PC | CORPUS CHRISTI, TX | Prosperity Bank |
| $350,000–1 million | RAINIER MANAGEMENT, LTD. | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | RAJIV AGARWAL MD PA | HUMBLE, TX | Prosperity Bank |
| $150,000–350,000 | RAMIN CORPORATION | MAGNOLIA, TX | Prosperity Bank |
| $2–5 million | RANCH & OILFIELD CONSTRUCTION, LLC | MIDLAND, TX | Prosperity Bank |
| $350,000–1 million | RANDY TURNER SERVICES LLC | TEAGUE, TX | Prosperity Bank |
| $350,000–1 million | RASCH GRAPHIC SERVICES CORPORA | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | RAWLEY MCCOY & ASSOCIATES PLLC | VICTORIA, TX | Prosperity Bank |
| $350,000–1 million | RCF CONSTRUCTION, LLC | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | RCP INVESTMENTS LLC | RIO VISTA, TX | Prosperity Bank |
| $150,000–350,000 | RCP KEYSTONE HOTEL LLC | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | RDS SALES CORPORATION | FRISCO, TX | Prosperity Bank |
| $1–2 million | RDT, INC | BEASLEY, TX | Prosperity Bank |
| $2–5 million | READY CABLE INC | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | REAP GROUP, LLC | AUSTIN, TX | Prosperity Bank |
| $1–2 million | REC INDUSTRIES, INC | COLLEGE STATION, TX | Prosperity Bank |
| $350,000–1 million | RED OAK INSULATION INC | RED OAK, TX | Prosperity Bank |
| $350,000–1 million | RED RIVER OILFIELD SERVICES, LLC | MIDLAND, TX | Prosperity Bank |
| $1–2 million | REDFIELD MEATS, INC. | BRYAN, TX | Prosperity Bank |
| $350,000–1 million | REGIONAL CONTRACTORS, LP | SEMINOLE, TX | Prosperity Bank |
| $150,000–350,000 | REJ VETERINARY SERVICES | BEAUMONT, TX | Prosperity Bank |
| $150,000–350,000 | REMEDIATION AND ENVIRONMENTAL XPERTS, LLC | BIG SPRING, TX | Prosperity Bank |
| $350,000–1 million | RENAISSANCE OFFSHORE, LLC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | RENE GONZALES PLLC | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | RENEWABLE DIESEL MICRO REFINERY, LLC | TYLER, TX | Prosperity Bank |
| $1–2 million | REPRODUCTIVE BIOLOGY ASSOCIATES, LLC | ATLANTA, GA | Prosperity Bank |
| $350,000–1 million | REPUBLIC HOME PROTECTORS, INC. | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | RESCUED PETS MOVEMENT, INC | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | RESOLVE TECH SOLUTIONS INC. | ADDISON, TX | Prosperity Bank |
| $2–5 million | RESOURCE PERSONNEL CONSULTANTS COMPANY, LLC | FRISCO, TX | Prosperity Bank |
| $150,000–350,000 | RESTAURANTE CHILE BANDERA, LLC | JOURDANTON, TX | Prosperity Bank |
| $150,000–350,000 | RETC, LP | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | RHETT STUMAN CONSTRUCTION CO INC. | NEW BRAUNFELS, TX | Prosperity Bank |
| $1–2 million | RIBA FOODS, INC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | RICHARD C SCHAMERLOH OD | DALLAS, TX | Prosperity Bank |
| $1–2 million | RICHARD-MARCUS, INC. | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | RICHMOND BOAT WORKS, INC | RICHMOND, TX | Prosperity Bank |
| $150,000–350,000 | RICKY BONDS SEPTIC SYSTEMS & WATER WELLS LLC | HOCKLEY, TX | Prosperity Bank |
| $1–2 million | RIGGS ABNEY NEAL ORBISON %26AMP%3B LEWIS PC | TULSA, OK | Prosperity Bank |
| $350,000–1 million | RINCO OF TEXAS, INC. | SAN ANTIONIO, TX | Prosperity Bank |
| $150,000–350,000 | RIO MEX DOS LLC | HUTTO, TX | Prosperity Bank |
| $150,000–350,000 | RIO MEX LLC | PFLUGERVILLE, TX | Prosperity Bank |
| $150,000–350,000 | RISTER CRANKSHAFT SPECIALISTS, LTD | CORPUS CHRISTI, TX | Prosperity Bank |
| $150,000–350,000 | RIVER CITY CHIROPRACTIC, P.A. | SAN ANTONIO, TX | Prosperity Bank |
| $150,000–350,000 | RIVERBEND RETREAT CENTER | GLEN ROSE, TX | Prosperity Bank |
| $150,000–350,000 | RKA MARKETING LLC | TOMBALL, TX | Prosperity Bank |
| $150,000–350,000 | RLK ENGINEERING, INC. | ALLEN, TX | Prosperity Bank |
| $150,000–350,000 | RNC INSURANCE AGENCY, INC. | CUERO, TX | Prosperity Bank |
| $150,000–350,000 | ROBERT E. HARVEY MD PA | VICTORIA, TX | Prosperity Bank |
| $150,000–350,000 | ROBERT L BRADLEY & ASSOCIATES, INC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | ROBERT MALLETT, INC. | OKLAHOMA CITY, OK | Prosperity Bank |
| $1–2 million | ROBERTSON TIRE COMPANY, INC. | TULSA, OK | Prosperity Bank |
| $1–2 million | ROCK-IT NATURAL STONE, INC. | WISTER, OK | Prosperity Bank |
| $150,000–350,000 | ROCKLEY INTERESTS INC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | ROCKPORT COUNTRY CLUB MEMBERS ASSOCIATION | ROCKPORT, TX | Prosperity Bank |
| $150,000–350,000 | RODENBAUGH'S INC. | ALLEN, TX | Prosperity Bank |
| $150,000–350,000 | RODEO WESTERN LLC | ODESSA, TX | Prosperity Bank |
| $150,000–350,000 | RODRIGUEZ FOODS LTD | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | ROLLO INSURANCE GROUP, INC. | BRYAN, TX | Prosperity Bank |
| $150,000–350,000 | ROLLS & CORNBREAD MGT, LLC | ADDISON, TX | Prosperity Bank |
| $150,000–350,000 | RONNIE ZAHN PAVING, INC. | LUBBOCK, TX | Prosperity Bank |
| $350,000–1 million | ROSENBERGER CONSTRUCTION LLC | KATY, TX | Prosperity Bank |
| $150,000–350,000 | ROSY IN HOME SERVICES, INC | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | ROTHWOOD MANAGEMENT INC | CYPRESS, TX | Prosperity Bank |
| $150,000–350,000 | ROTI, INC | CORPUS CHRISTI, TX | Prosperity Bank |
| $350,000–1 million | ROYSTON, RAYZOR, VICKERY & WILLIAMS L.L.P. | HOUSTON, TX | Prosperity Bank |
| $1–2 million | RPNT ACUTE SERVICES, INC. | HURST, TX | Prosperity Bank |