| $350,000–1 million | DICKSON PROCESS SYSTEMS, LLC | ODESSA, TX | Prosperity Bank |
| $350,000–1 million | DIESEL SPECIALIST, LTD | SUGARLAND, TX | Prosperity Bank |
| $150,000–350,000 | DIFONZO HOLDINGS LLC | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | DIGITALLMAGING GROUP, LLC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | DIMICK HYDE AND LEWIS P C | OKLAHOMA CITY, OK | Prosperity Bank |
| $350,000–1 million | DIOCESE OF VICTORIA | VICTORIA, TX | Prosperity Bank |
| $350,000–1 million | DISC PRO GRAPHICS INC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | DISCO SCHOOLS, LLC | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | DISPATCH SERVICES GROUP, INC | BAYTOWN, TX | Prosperity Bank |
| $350,000–1 million | DISTINGUISHED HEALTH CARE INC | RANGER, TX | Prosperity Bank |
| $150,000–350,000 | DISTRIBUIDORA EL REGIO, LLC | GRAND PRAIRIE, TX | Prosperity Bank |
| $150,000–350,000 | DIVERSIFIED COMMERCIAL SERVICES, INC. | EDMOND, OK | Prosperity Bank |
| $2–5 million | DIXIE IRON WORKS LTD | ALICE, TX | Prosperity Bank |
| $150,000–350,000 | DLUGOSCH II, LLC | YORKTOWN, TX | Prosperity Bank |
| $350,000–1 million | DLUGOSCH III LLC | YORKTOWN, TX | Prosperity Bank |
| $350,000–1 million | DLUGOSCH IV LLC | YORKTOWN, TX | Prosperity Bank |
| $150,000–350,000 | DON BROCK DISTRIBUTOR, INC. | KINGSVILLE, TX | Prosperity Bank |
| $350,000–1 million | DON HART'S RADIATOR SERVICE CENTER | WALLER, TX | Prosperity Bank |
| $150,000–350,000 | DONERAKI GULFGATE INC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | DONNIE BURNSIDE AND SONS, LTD | MCKINNEY, TX | Prosperity Bank |
| $150,000–350,000 | DORE ROTHBERG MCKAY, P.C. | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | DOUBLE K DRILLING, LLC | JACKSBORO, TX | Prosperity Bank |
| $150,000–350,000 | DOUBLE K WELL SERVICE, LP | JACKSBORO, TX | Prosperity Bank |
| $150,000–350,000 | DOUBLE R PIPE & SUPPLY, INC. | LOVINGTON, NM | Prosperity Bank |
| $150,000–350,000 | DOW AERO LOGISTICS, LLC | OKLAHOMA CITY, OK | Prosperity Bank |
| $150,000–350,000 | DOWN HOME RANCH INC | ELGIN, TX | Prosperity Bank |
| $150,000–350,000 | DOWNHOLE DRILLING DYNAMICS | NEW WAVERLY, TX | Prosperity Bank |
| $350,000–1 million | DOWNHPLE ANALYSIS %26AMP%3B EVALUATION CO. LTD | REFUGIO, TX | Prosperity Bank |
| $150,000–350,000 | DOYLE & SEELBACH PLLC | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | DRACO FIRE AND SAFETY LLC | CORPUS CHRISTI, TX | Prosperity Bank |
| $350,000–1 million | DRAKE'S SERVICE CENTER, INC | MADISONVILLE, TX | Prosperity Bank |
| $350,000–1 million | DRAKER ENTERPRISES, INC. | AUSTIN, TX | Prosperity Bank |
| $150,000–350,000 | DRAYTON HOTEL GROUP, LLC | NEW BRAUNFELS, TX | Prosperity Bank |
| $1–2 million | DRILLING FLUID SOLUTIONS LLC | RAYNE, LA | Prosperity Bank |
| $350,000–1 million | DRILLWELL, LLC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | DRIPPING SPRINGS FIRST UNITED METHODIST CHURCH INC | DRIPPING SPRINGS, TX | Prosperity Bank |
| $150,000–350,000 | DRR & RS. INC | CORPUS CHRISTI, TX | Prosperity Bank |
| $150,000–350,000 | DRS. CARTER, HAYS & MARTIN | DALLAS, TX | Prosperity Bank |
| $1–2 million | DUNHAM & JONES ATTORNEYS AT LAW, P.C. | AUSTIN, TX | Prosperity Bank |
| $350,000–1 million | DUNN-RITE GLASS | HALTOM CITY, TX | Prosperity Bank |
| $150,000–350,000 | DUNPHEY PETROLEUM SERVICES, INC | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | DUVAL ORGANIZATIONS, LLC | DALLAS, TX | Prosperity Bank |
| $350,000–1 million | DWD PIZZA COMPANY INC, CORPORATION | CORPUS CHRISTI, TX | Prosperity Bank |
| $150,000–350,000 | DYLAN HENDRIX LLC | CYPRESS, TX | Prosperity Bank |
| $150,000–350,000 | E DEVELOPMENT GROUP INC. | MCKINNEY, TX | Prosperity Bank |
| $150,000–350,000 | EAGLE CARTAGE, INC. | PALMER, TX | Prosperity Bank |
| $150,000–350,000 | EAGLE GUN RANGE INC. | DALLAS, TX | Prosperity Bank |
| $350,000–1 million | EAGLE RUBBER AND SUPPLY OPERATING SERVICES, INC. | LEVELLAND, TX | Prosperity Bank |
| $350,000–1 million | EARL AND MARKUS RESTAURANT LP | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | EARLY FOUNDATIONS MONTESSORI, LLC | RICHMOND, TX | Prosperity Bank |
| $1–2 million | EARTH FIRST LANDSCAPES, LLC | KATY, TX | Prosperity Bank |
| $150,000–350,000 | EAST TEXAS POOL SERVICE, INC. | TYLER, TX | Prosperity Bank |
| $2–5 million | EASTER SEALS OF GREATER HOUSTON, INC | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | EASTHAVEN INC | HOUSTON, TX | Prosperity Bank |
| $1–2 million | ECLIPSE MEDCORP, LLC | LEWISVILLE, TX | Prosperity Bank |
| $2–5 million | ED BELL INVESTMENTS, INC. | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | EDDIE'S WELDING EQUIPMENT INC. | HOUSTON, TX | Prosperity Bank |
| $350,000–1 million | EDIBLE IDEAS INC. | DALLAS, TX | Prosperity Bank |
| $350,000–1 million | EDNA LUMBER CO INC | EDNA, TX | Prosperity Bank |
| $150,000–350,000 | EDROY COOPERATIVE GIN COMPANY | ODEM, TX | Prosperity Bank |
| $350,000–1 million | EDUCATION ADVANCED, INC. | TYLER, TX | Prosperity Bank |
| $1–2 million | EKJ ENTERPRISES, INC | ROCKWALL, TX | Prosperity Bank |
| $150,000–350,000 | EL CAMPO SHEET METAL LLC | EL CAMPO, TX | Prosperity Bank |
| $350,000–1 million | EL EXPRESSO GROUP, LLC | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | EL RECYCLING, LLC. | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | EL RENO INVESTMENTS, LLC | CORPUS CHRISTI, TX | Prosperity Bank |
| $350,000–1 million | ELDAN EMPIRE, LLC | MIDLAND, TX | Prosperity Bank |
| $150,000–350,000 | ELEMENT DENTAL-BRYAN PLLC | BRYAN, TX | Prosperity Bank |
| $150,000–350,000 | ELGIN BREEDING SERVICES INC | ELGIN, TX | Prosperity Bank |
| $350,000–1 million | ELITE COMPUTER CONSULTANTS, L.P. | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | ELIZABETH CHRISTIAN PUBLIC RELATIONS, LLC | AUSTIN, TX | Prosperity Bank |
| $350,000–1 million | ELIZABETH STREET CAFE LLC | AUSTIN, TX | Prosperity Bank |
| $350,000–1 million | ELKINS TRI STEEL LLC | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | ELLIS COUNTY MEDICAL ASSOCIATES, PA | ENNIS, TX | Prosperity Bank |
| $150,000–350,000 | ELLIS INSURANCE AGENCY, INC | SAN ANTONIO, TX | Prosperity Bank |
| $150,000–350,000 | EMINENT ASSOCIATES INC. | DALLAS, TX | Prosperity Bank |
| $350,000–1 million | EMMONS MOTORSPORTS, INC | WEBSTER, TX | Prosperity Bank |
| $150,000–350,000 | EMPRESA CARRANZA LLC | DALLAS, TX | Prosperity Bank |
| $150,000–350,000 | ENABLER LLC | AUSTIN, TX | Prosperity Bank |
| $350,000–1 million | ENDEAVOUR MACHINE AND FAB, INC. | PORT LAVACA, TX | Prosperity Bank |
| $150,000–350,000 | ENDURANCE RESOURCES HOLDINGS III LLC | DALLAS, TX | Prosperity Bank |
| $1–2 million | ENERGY EXCHANGER CO | TULSA, OK | Prosperity Bank |
| $150,000–350,000 | ENERGY MECHANICAL SERVICES INC. | WALLER, TX | Prosperity Bank |
| $2–5 million | ENERGY PROCESS TECHNOLOGIES INC | TULSA, OK | Prosperity Bank |
| $1–2 million | ENGEL ENTERPRISES LLC | NEW BRAUNFELS, TX | Prosperity Bank |
| $150,000–350,000 | ENOCH ELECTRIC LLC | FORT WORTH, TX | Prosperity Bank |
| $350,000–1 million | ENTERPRISE PLUMBING OF TEXAS, LLC | RICHARDSON, TX | Prosperity Bank |
| $1–2 million | EOFFICIAL ENTERPRISES, INC. | ODESSA, TX | Prosperity Bank |
| $150,000–350,000 | EQUIPMENT EXPRESS, INC. | CALDWELL, TX | Prosperity Bank |
| $350,000–1 million | ERP MANAGEMENT INC. | MIDLAND, TX | Prosperity Bank |
| $350,000–1 million | ESSI LLC | GRAND PRAIRIE, TX | Prosperity Bank |
| $350,000–1 million | ESSNER MANUFACTURING, LP | FORT WORTH, TX | Prosperity Bank |
| $150,000–350,000 | EURO BUILDING AND REMODELING, INC. | RICHARDSON, TX | Prosperity Bank |
| $150,000–350,000 | EVERYDAY LIFE INC | BRYAN, TX | Prosperity Bank |
| $350,000–1 million | EXCALIBUR RENTALS INC | VICTORIA, TX | Prosperity Bank |
| $150,000–350,000 | EXCEL FIRE PROTECTION SYSTEMS, LP | MCKINNEY, TX | Prosperity Bank |
| $350,000–1 million | EXPRESS M ENERGY SERVICES, LLC | SNYDER, TX | Prosperity Bank |
| $150,000–350,000 | EXPRESS PARCEL SERVICE, LLC | ABILENE, TX | Prosperity Bank |
| $350,000–1 million | EXTERIOR MAINTENANCE OF TEXAS INC. | HOUSTON, TX | Prosperity Bank |
| $150,000–350,000 | EYE ASSOCIATES INC | BIG SPRINGS, TX | Prosperity Bank |