| $150,000–350,000 | RODRIGUEZ & SONS INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | RODRIGUEZ LAW FIRM, P.C. | DALLAS, TX | Frost Bank |
| $2–5 million | ROGER WARD - SAN ANTONIO, INC. | SAN ANTONIO, TX | Frost Bank |
| $2–5 million | ROGERS FORD SALES INC | MIDLAND, TX | Frost Bank |
| $5–10 million | ROGERS-O'BRIEN CONSTRUCTION COMPANY, LLC | DALLAS, TX | Frost Bank |
| $150,000–350,000 | ROLAND CURTAINS INC. | ARLINGTON, TX | Frost Bank |
| $1–2 million | ROMAN CATHOLIC DIOCESE OF DALLAS | DALLAS, TX | Frost Bank |
| $350,000–1 million | ROMANYK CONSULTING CORP | PLANO, TX | Frost Bank |
| $150,000–350,000 | ROMINE, ROMINE, & BURGES, INC. | FORT WORTH, TX | Frost Bank |
| $150,000–350,000 | RON BLANK & ASSOCIATES, INC. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | RONALD MCDONALD HOUSE CHARITIES OF SAN ANTONIO | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | RONALD W. AUSTIN, INC. | RIVER OAKS, TX | Frost Bank |
| $150,000–350,000 | RONJON RENTALS, INC. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ROSARIOS SAN PEDRO, INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | ROSEMEADE AUTOMOTIVE LTD CO | DALLAS, TX | Frost Bank |
| $350,000–1 million | ROSENTHAL PAUERSTEIN SANDOLOSKI AGATHER LLP | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | ROSS & MATTHEWS, P.C. | FORT WORTH, TX | Frost Bank |
| $150,000–350,000 | ROY C. GULLY DVM P.A. | ARLINGTON, TX | Frost Bank |
| $1–2 million | ROY MAAS YOUTH ALTERNATIVES INC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | ROYAL METAL BUILDING COMPONENTS, INC. | SAN BENITO, TX | Frost Bank |
| $150,000–350,000 | RP FOODS LLC | DALLAS, TX | Frost Bank |
| $150,000–350,000 | RP TOOLS INC | HOUSTON, TX | Frost Bank |
| $350,000–1 million | RPM EXPEDITE USA, LLC | FORT WORTH, TX | Frost Bank |
| $150,000–350,000 | RR VENTURES LIMITED PARTNERSHIP | WINDCREST, TX | Frost Bank |
| $1–2 million | RRC SURVEYING, LLC | ROUND ROCK, TX | Frost Bank |
| $2–5 million | RRPFG LIMITED PARTNERSHIP | GARLAND, TX | Frost Bank |
| $350,000–1 million | RRVM LIMITED PARTNERSHIP | MCKINNEY, TX | Frost Bank |
| $350,000–1 million | RSI PARTNERS LLC | ARLINGTON, TX | Frost Bank |
| $350,000–1 million | RTM CONSTRUCTION COMPANY, LTD. | ADKINS, TX | Frost Bank |
| $150,000–350,000 | RTW FINANCIAL ADVISORS, INC. | DALLAS, TX | Frost Bank |
| $150,000–350,000 | RUBIO'S PAVING, LLC | ODESSA, TX | Frost Bank |
| $150,000–350,000 | RUBIOLA CONSTRUCTION COMPANY | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | RUDD AND WISDOM, INC. | AUSTIN, TX | Frost Bank |
| $150,000–350,000 | RUDEL FAMILY LIMITED PARTNERSHIP | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | RUDICK CONSTRUCTION GROUP, INC. | DALLAS, TX | Frost Bank |
| $350,000–1 million | RUIZ-BOYTER CONSTRUCTION & SUPPLIES, LLC | DUNCANVILLE, TX | Frost Bank |
| $350,000–1 million | RUNJESNOR LP | AUSTIN, TX | Frost Bank |
| $1–2 million | RUSCO PACKAGING, INC | DALLAS, TX | Frost Bank |
| $350,000–1 million | RUSH SALES COMPANY | ODESSA, TX | Frost Bank |
| $150,000–350,000 | RUSHCO ENERGY SPECIALIST INC | FORT WORTH, TX | Frost Bank |
| $150,000–350,000 | RUSSELL AND TRAUGOTT PAINTING & DECORATING LLC | AUSTIN, TX | Frost Bank |
| $150,000–350,000 | RUSSELL SMITH LLC | PEARLAND, TX | Frost Bank |
| $150,000–350,000 | RUTHERFORD OIL CORP. | HOUSTON, TX | Frost Bank |
| $350,000–1 million | RWB RENOVATIONS, LLC | ROUND ROCK, TX | Frost Bank |
| $150,000–350,000 | RWPK, PLLC | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | RYTHMOS INC | SEATTLE, WA | Frost Bank |
| $150,000–350,000 | S&B AIR CONDITIONING & PLUMBING SERVICES OF HOUSTON INC | SUGAR LAND, TX | Frost Bank |
| $150,000–350,000 | S&D AQUISITIONS, LLC | ADKINS, TX | Frost Bank |
| $1–2 million | S+S INDUSTRIES INC | HOUSTON, TX | Frost Bank |
| $150,000–350,000 | S. RANDALL ELECTRIC, INC. | AUSTIN, TX | Frost Bank |
| $150,000–350,000 | S. W. HOWELL, INC. | ODESSA, TX | Frost Bank |
| $150,000–350,000 | S.A. RITEWAY SERVICE COMPANY | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | S.L.I DESIGN INC | HOUSTON, TX | Frost Bank |
| $150,000–350,000 | S.W. GREER COMPANY, INC | HOUSTON, TX | Frost Bank |
| $350,000–1 million | SA QUALITY FENCE, LTD. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SABINE ENVIRONMENTAL SERVICES, LLC | WALLISVILLE, TX | Frost Bank |
| $350,000–1 million | SABRE TECHNOLOGIES L.P. | HOUSTON, TX | Frost Bank |
| $350,000–1 million | SAEZ INDUSTRIES INC | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SAFE CITY COMMISSION | FORT WORTH, TX | Frost Bank |
| $150,000–350,000 | SAFE HAVEN ADOLESCENT HOME | HOUSTON, TX | Frost Bank |
| $150,000–350,000 | SAFE PLACE OF THE PERMIAN BASIN | MIDLAND, TX | Frost Bank |
| $350,000–1 million | SAFEHAVEN OF TARRANT COUNTY | ARLINGTON, TX | Frost Bank |
| $150,000–350,000 | SAFETY RX SERVICES AND SUPPLY CORP. | PASADENA, TX | Frost Bank |
| $350,000–1 million | SAFETY SHOE DISTRIBUTORS, LLP | HOUSTON, TX | Frost Bank |
| $150,000–350,000 | SAFETY SUPPLY, INC. | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SAFOCO INC. | HOUSTON, TX | Frost Bank |
| $1–2 million | SAFZONE FIELD SERVICES, LLC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SAGE REFINED PRODUCTS LTD | HOUSTON, TX | Frost Bank |
| $350,000–1 million | SAGE SEARCH PARTNERS LLC | DALLAS, TX | Frost Bank |
| $150,000–350,000 | SAGRAY ENTERPRISES, INC. | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | SAINT ARNOLD BREWING COMPANY | HOUSTON, TX | Frost Bank |
| $350,000–1 million | SAINT DAVID'S EPISCOPAL CHURCH OF SAN ANTONIO, TEXAS | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SALI FUND MANAGEMENT, LLC | AUSTIN, TX | Frost Bank |
| $350,000–1 million | SALINAS CONSTRUCTION TECHNOLOGIES LTD | PLEASANTON, TX | Frost Bank |
| $150,000–350,000 | SALLEY & CLEMENTS PC | AUSTIN, TX | Frost Bank |
| $150,000–350,000 | SAMARITAN CENTER FOR COUNSELING AND PASTORAL CARE, INC. | AUSTIN, TX | Frost Bank |
| $1–2 million | SAMCO CAPTIAL MARKETS, INC. | AUSTIN, TX | Frost Bank |
| $350,000–1 million | SAMUELS GLASS COMPANY, LLC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SAN ANTONIO AIDS FOUNDATION | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SAN ANTONIO BELTING & PULLEY COMPANY, INC. | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SAN ANTONIO BOTANICAL GARDEN SOCIETY | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SAN ANTONIO CHRISTIAN DENTAL CLINIC, INC. | SAN ANTONIO, TX | Frost Bank |
| $1–2 million | SAN ANTONIO CHRISTIAN SCHOOL | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SAN ANTONIO CONSERVATION SOCIETY | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SAN ANTONIO CONSTRUCTORS LTD. | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SAN ANTONIO COUNCIL ON ALCOHOL AND DRUG AWARENESS | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SAN ANTONIO DELI PROVISIONS, LTD | SCHERTZ, TX | Frost Bank |
| $150,000–350,000 | SAN ANTONIO EXTENDED MEDICAL CARE, INC. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SAN ANTONIO EYE BANK | SAN ANTONIO, TX | Frost Bank |
| $2–5 million | SAN ANTONIO EYE CENTER, P.A. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SAN ANTONIO FENCE CO. | SAN ANTONIO, TX | Frost Bank |
| $2–5 million | SAN ANTONIO FOOD BANK | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SAN ANTONIO INSTITUTE OF MEDICINE INC. | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SAN ANTONIO LIFETIME RECOVERY, INC. | SAN ANTONIO, TX | Frost Bank |
| $2–5 million | SAN ANTONIO LIGHTHOUSE FOR THE BLIND | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SAN ANTONIO LITTLE THEATRE INC | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SAN ANTONIO MISSIONS BASEBALL CLUB, INC. | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SAN ANTONIO REGION JFON | SAN ANTONIO, TX | Frost Bank |
| $150,000–350,000 | SAN ANTONIO SPORTS FOUNDATION | SAN ANTONIO, TX | Frost Bank |
| $350,000–1 million | SAN ANTONIO SURGICAL ARTS, PA | SAN ANTONIO, TX | Frost Bank |