| $350,000–1 million | OMEGA TREATING CHEMICALS INC. | Midland, TX | Prosperity Bank |
| $350,000–1 million | OMEGA TREATING CHEMICALS, INC. | MIDLAND, TX | Prosperity Bank |
| $150,000–350,000 | ONE BOOK AT A TIME PUBLISHING, LLC | ADDISON, TX | Prosperity Bank |
| $1–2 million | ONE RING NETWORKS, INC | Athens, TX | Prosperity Bank |
| $350,000–1 million | ONEDINE, LLC | PLANO, TX | Prosperity Bank |
| $150,000–350,000 | ORLEANS SEAFOOD KITCHEN LLC | KATY, TX | Prosperity Bank |
| $350,000–1 million | ORMI LLC. | Odessa, TX | Prosperity Bank |
| $350,000–1 million | ORMI, LLC | ODESSA, TX | Prosperity Bank |
| $150,000–350,000 | ORO VERDE ENTERPRISES, INC | Houston, TX | Prosperity Bank |
| $350,000–1 million | OSTEOGENICS BIOMEDICAL, INC. | LUBBOCK, TX | Prosperity Bank |
| $1–2 million | OTHON, INC. | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | OUR LADY OF VICTORY | Victoria, TX | Prosperity Bank |
| $150,000–350,000 | OUTDOOR EQUIPMENT OUTLET | Conroe, TX | Prosperity Bank |
| $150,000–350,000 | OUTDOOR FURNITURE REFINISHING INC | Houston, TX | Prosperity Bank |
| $350,000–1 million | OUTDOOR FURNITURE REFINISHING INC. | Houston, TX | Prosperity Bank |
| $350,000–1 million | OWENS COOPERATIVE GIN COMPANY | Ralls, TX | Prosperity Bank |
| $350,000–1 million | OWN RESOURCES OPERATING, LLC | SPRING, TX | Prosperity Bank |
| $350,000–1 million | OZARK STEEL LLC | Tulsa, OK | Prosperity Bank |
| $150,000–350,000 | OZONA WESTEX INC | LAKEWAY, TX | Prosperity Bank |
| $150,000–350,000 | P&L CAST STONE INC | Roanoke, TX | Prosperity Bank |
| $350,000–1 million | PACE OPPORTUNITY CENTERS, INC. | LONGVIEW, TX | Prosperity Bank |
| $350,000–1 million | PACIFIC DEALS, INC. | RICHARDSON, TX | Prosperity Bank |
| $150,000–350,000 | PACKED PARTY, INC. | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | PACO LABEL SYSTEMS, INC. | Tyler, TX | Prosperity Bank |
| $150,000–350,000 | PAFFORD, INC. | Austin, TX | Prosperity Bank |
| $150,000–350,000 | PAGAZA AND SONS CO | Jersey Village, TX | Prosperity Bank |
| $150,000–350,000 | PALOMERA VENTURES LLC | Flatonia, TX | Prosperity Bank |
| $150,000–350,000 | PAMELA PRINTING CO. A TEXAS CORPORATION | Sugar Land, TX | Prosperity Bank |
| $150,000–350,000 | PAMELA PRINTING COMPANY | Sugar Land, TX | Prosperity Bank |
| $150,000–350,000 | PANEL FABRICATION SYSTEMS, INC. | Manor, TX | Prosperity Bank |
| $350,000–1 million | PAPPY'S PET LODGE GROUP, LLC | RICHARDSON, TX | Prosperity Bank |
| $350,000–1 million | PAPPYS PET LODGE GROUP LLC | Richardson, TX | Prosperity Bank |
| $150,000–350,000 | PARALLEL LINES LLC | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | PARAMOUNT RENTAL SERVICES ,LLC | WICHITA FALLS, TX | Prosperity Bank |
| $350,000–1 million | PARAMOUNT RENTAL SERVICES LLC | Wichita Falls, TX | Prosperity Bank |
| $150,000–350,000 | PARISH INTERNATIONAL INC | Hempstead, TX | Prosperity Bank |
| $150,000–350,000 | PARISH INTERNATIONAL INC. | Hempstead, TX | Prosperity Bank |
| $150,000–350,000 | PARKSIDE COMMUNITY MONTESSORI SCHOOL | Austin, TX | Prosperity Bank |
| $150,000–350,000 | PARKSIDE COMMUNITY MONTESSORI SCHOOL | Austin, TX | Prosperity Bank |
| $150,000–350,000 | PARKSIDE PROJECTS INC | Austin, TX | Prosperity Bank |
| $150,000–350,000 | PARKWAY BAPTIST CHURCH OF VICTORIA, TEXAS | VICTORIA, TX | Prosperity Bank |
| $150,000–350,000 | PARKWAY HILLS BAPTIST CHURCH | PLANO, TX | Prosperity Bank |
| $150,000–350,000 | PARKWAY WEALTH MANAGMENT GROUP, LLC | PLANO, TX | Prosperity Bank |
| $150,000–350,000 | PAROUDIA, INC. | Corpus Christi, TX | Prosperity Bank |
| $150,000–350,000 | PAROUDIA, INC. | Corpus Christi, TX | Prosperity Bank |
| $350,000–1 million | PARPAL LLC | MIDLAND, TX | Prosperity Bank |
| $150,000–350,000 | PARTNERS IN RECOVERY LP | GEORGETOWN, TX | Prosperity Bank |
| $150,000–350,000 | PATHWAYS PERSONNEL AGENCY INC | San Francisco, CA | Prosperity Bank |
| $150,000–350,000 | PATHWAYS PERSONNEL AGENCY, INC. | SAN FRANCISCO, CA | Prosperity Bank |
| $150,000–350,000 | PATHWAYZ COMMUNICATIONS, INC. | AMARILLO, TX | Prosperity Bank |
| $2–5 million | PATRICK S MOLAK CORP | New Braunfels, TX | Prosperity Bank |
| $1–2 million | PATRIOT INSPECTION SERVICES INC | Mexia, TX | Prosperity Bank |
| $150,000–350,000 | PATRON POLY SERVICES, LLC | MIDLAND, TX | Prosperity Bank |
| $350,000–1 million | PATTERSON & ASSOCIATES INSURANCE AGENCY, INC. | RICHARDSON, TX | Prosperity Bank |
| $150,000–350,000 | PATTERSON WELL SERVICE CO LLC | Victoria, TX | Prosperity Bank |
| $150,000–350,000 | PATTERSON WELL SERVICE CO LLC | Victoria, TX | Prosperity Bank |
| $150,000–350,000 | PAYNE & SONS PAINT & BODY SHOP INC. | Dallas, TX | Prosperity Bank |
| $150,000–350,000 | PAYNE & SONS PAINT & BODY | Dallas, TX | Prosperity Bank |
| $150,000–350,000 | PAYNE'S A & M GLASS SERVICE LLC | Dallas, TX | Prosperity Bank |
| $150,000–350,000 | PAYNES A&M GLASS SERVICE LLC | Dallas, TX | Prosperity Bank |
| $150,000–350,000 | PB AUTO GROUP, LLC | MIDLAND, TX | Prosperity Bank |
| $350,000–1 million | PD INDUSTRIES, LLC | Kenedy, TX | Prosperity Bank |
| $150,000–350,000 | PE PENNINGTON & COMPANY, INC. | Carollton, TX | Prosperity Bank |
| $350,000–1 million | PEACOCK ALLEY, INC | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | PEARLAND FOOD INC. | Pearland, TX | Prosperity Bank |
| $350,000–1 million | PECOS CONSTRUCTION LLC | Dallas, TX | Prosperity Bank |
| $350,000–1 million | PECOS CONSTRUCTION, LLC | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | PEDIATRIC & ADOLESCENT CTR OF NW HOU PA | Tomball, TX | Prosperity Bank |
| $150,000–350,000 | PEDIATRIC & ADOLESCENT CENTER OF NORTHWEST HOUSTON P.A. | TOMBALL, TX | Prosperity Bank |
| $150,000–350,000 | PENA'S CONCRETE MANAGEMENT INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | PENA'S CONCRET CENTRAL TEXAS, INC. | Houston, TX | Prosperity Bank |
| $350,000–1 million | PENA'S CONCRETE & DEMOLITION INC | Houston, TX | Prosperity Bank |
| $350,000–1 million | PENA'S CONCRETE & DEMOLITION, INC. | Houston, TX | Prosperity Bank |
| $150,000–350,000 | PENA'S CONCRETE CONCRETE FORMING INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | PENA'S CONCRETE CONCRETE FORMING, INC. | Houston, TX | Prosperity Bank |
| $150,000–350,000 | PENA'S CONCRETE MANAGEMENT INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | PEREGRINE HEALTHCARE LLC | Houston, TX | Prosperity Bank |
| $350,000–1 million | PERFECT CUTS OF AUSTIN, LLC | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | PERFORMACOAT INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | PERFORMACOAT INC | Houston, TX | Prosperity Bank |
| $350,000–1 million | PERFORMANCE CHEMICAL COMPANY | Midland, TX | Prosperity Bank |
| $350,000–1 million | PERFORMANCE CHEMICAL COMPANY | MIDLAND, TX | Prosperity Bank |
| $150,000–350,000 | PERFORMANCE SEALS INC | Houston, TX | Prosperity Bank |
| $150,000–350,000 | PERFORMANCE SEALS INC | Houston, TX | Prosperity Bank |
| $350,000–1 million | PERGAN MARSHALL LLC | Marshall, TX | Prosperity Bank |
| $350,000–1 million | PERGAN MARSHALL LLC | MARSHALL, TX | Prosperity Bank |
| $150,000–350,000 | PERIODONTIC EXCELLENCE PLLC | Allen, TX | Prosperity Bank |
| $150,000–350,000 | PERIODONTIC EXCELLENCE PLLC | ALLEN, TX | Prosperity Bank |
| $350,000–1 million | PERITUS INCORPORATED | IRVING, TX | Prosperity Bank |
| $150,000–350,000 | PERKINS, DEXTER, SINOPOLI, & HAMM, PC | RICHARDSON, TX | Prosperity Bank |
| $350,000–1 million | PERMIAN BASIN COMMUNITY CENTERS FOR MENTAL HEALTH AND MENTAL | MIDLAND, TX | Prosperity Bank |
| $150,000–350,000 | PERMIAN BASIN WOMEN'S RESOURCE CENTER | Midland, TX | Prosperity Bank |
| $150,000–350,000 | PERMIAN BASIN WOMEN'S RESOURCE CENTER, I | Midland, TX | Prosperity Bank |
| $150,000–350,000 | PERMIAN MOVERS INC | Odessa, TX | Prosperity Bank |
| $150,000–350,000 | PERMIAN MOVERS INC | Odessa, TX | Prosperity Bank |
| $2–5 million | PERMIAN TANK & MANUFACTURING, INC | Odessa, TX | Prosperity Bank |
| $150,000–350,000 | PERRY HUNTER HALL INC | Abilene, TX | Prosperity Bank |
| $150,000–350,000 | PERRY HUNTER HALL, INC | ABILENE, TX | Prosperity Bank |
| $150,000–350,000 | PERSONA DAY SPA INC. | Houston, TX | Prosperity Bank |
| $150,000–350,000 | PETER BATARSE ENTERPRISES INC | HOUSTON, TX | Prosperity Bank |