| $1–2 million | SI MECHANICAL LLC | BUDA, TX | Southside Bank |
| $350,000–1 million | SJ FITZPATRICK ARCHITECTS INC | TYLER, TX | Southside Bank |
| $150,000–350,000 | SOUTH SPRING BAPTIST CHURCH | TYLER, TX | Southside Bank |
| $350,000–1 million | SOUTHERN CDJ, LTD | LUFKIN, TX | Southside Bank |
| $1–2 million | SOUTHERN CONNECTIONS & SERVICES | MIDLAND, TX | Southside Bank |
| $350,000–1 million | SOUTHERN UTILITIES COMPANY | TYLER, TX | Southside Bank |
| $350,000–1 million | SOUTHWEST METAL TREATING INC | FORT WORTH, TX | Southside Bank |
| $150,000–350,000 | SOUTHWEST METRIC, INC. | HALTOM CITY, TX | Southside Bank |
| $150,000–350,000 | SPARTAN ENGINEERING INC | DULUTH, MN | Southside Bank |
| $350,000–1 million | SPECIALTY INSURANCE MANAGERS, INC | AUSTIN, TX | Southside Bank |
| $150,000–350,000 | SPRINGER & SPRINGER INC. | CLEVELAND, TX | Southside Bank |
| $350,000–1 million | SQUARE COW MOOVERS LLC | CEDAR PARK, TX | Southside Bank |
| $150,000–350,000 | ST GREGORY CATHEDRAL SCHOOL | TYLER, TX | Southside Bank |
| $150,000–350,000 | ST. CYPRIAN'S EPISCOPAL SCHOOL | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | ST. JOHN NEUMANN CATHOLIC CHURCH - AUSTIN, TEXAS | WEST LAKE HILLS, TX | Southside Bank |
| $150,000–350,000 | ST. THERESA CATHOLIC CHURCH | AUSTIN, TX | Southside Bank |
| $350,000–1 million | ST. THERESA CATHOLIC CHURCH - AUSTIN, TEXAS | AUSTIN, TX | Southside Bank |
| $350,000–1 million | STAFF READY LLC | HOUSTON, TX | Southside Bank |
| $350,000–1 million | STANGER SURVEYING TYLER, LLC | TYLER, TX | Southside Bank |
| $350,000–1 million | STARDAX, INC. | TYLER, TX | Southside Bank |
| $350,000–1 million | STEEL GOODE PRODUCTS, LLC | HOUSTON, TX | Southside Bank |
| $150,000–350,000 | STEEL INSPECTORS OF TEXAS, INC. | GRANBURY, TX | Southside Bank |
| $350,000–1 million | SUPERIOR TITLE SERVICES, INC | TYLER, TX | Southside Bank |
| $350,000–1 million | SWORD CO | TYLER, TX | Southside Bank |
| $350,000–1 million | T.W. STAMPING & TOOL | TYLER, TX | Southside Bank |
| $2–5 million | TEAGUE NALL AND PERKINS, INC. | FORT WORTH, TX | Southside Bank |
| $350,000–1 million | TEXAS BASKET COMPANY, INC. | JACKSONVILLE, TX | Southside Bank |
| $350,000–1 million | TEXAS BUSINESS DEVELOPMENT GROUP LLC | AUSTIN, TX | Southside Bank |
| $1–2 million | TEXAS FARM PRODUCTS COMPANY | NACOGDOCHES, TX | Southside Bank |
| $350,000–1 million | THE CLUBS OF CORDILLERA LP | BOERNE, TX | Southside Bank |
| $150,000–350,000 | THE EZEKIEL GROUP INC | JASPER, TX | Southside Bank |
| $350,000–1 million | THE GROVE TYLER, LLC | TYLER, TX | Southside Bank |
| $350,000–1 million | THE INNOVATIVE HOMES OF DEEP EAST TEXAS, INC. | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | THE KISS GROUP, LLC | TOMBALL, TX | Southside Bank |
| $350,000–1 million | THE LOVING WAY, INC. | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | THE PHARMACY OF LONGVIEW, LLC | LONGVIEW, TX | Southside Bank |
| $350,000–1 million | THE ROBERTS LAW FIRM, A PROFESSIONAL CORPORATION | TYLER, TX | Southside Bank |
| $150,000–350,000 | THE TELOS PROJECT | FORT WORTH, TX | Southside Bank |
| $150,000–350,000 | THE TRINITY METHODIST CHURCH OF ARLINGTON, TEXAS INC | ARLINGTON, TX | Southside Bank |
| $150,000–350,000 | THE VETHAN LAW FIRM, P.C. | HOUSTON, TX | Southside Bank |
| $150,000–350,000 | THED EASLEY'S INC. | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | THREES A CROWD PA | TYLER, TX | Southside Bank |
| $350,000–1 million | TIVA TECHNOLOGIES, LLC | TOMBALL, TX | Southside Bank |
| $150,000–350,000 | TMA, INC. | LINDALE, TX | Southside Bank |
| $150,000–350,000 | TOP HAY, LLC | COMPTON, CA | Southside Bank |
| $150,000–350,000 | TOW INCORPORATED | TYLER, TX | Southside Bank |
| $150,000–350,000 | TOWNSEND WELL CONTROL RM, LLC | SPRING, TX | Southside Bank |
| $350,000–1 million | TRIAD MEASUREMENT EQUIPMENT INC | NEW CANEY, TX | Southside Bank |
| $350,000–1 million | TWS DRILLING & CONSTRUCTION | BIG SANDY, TX | Southside Bank |
| $350,000–1 million | TY-TEX EXPLORATION, INC. | TYLER, TX | Southside Bank |
| $150,000–350,000 | TYLER APPRAISAL ASSOCIATES, INC | TYLER, TX | Southside Bank |
| $350,000–1 million | TYLER BUILDING SYSTEMS, L.P. | TYLER, TX | Southside Bank |
| $150,000–350,000 | TYLER COMMUNICATIONS SYSTEMS, INC. | TYLER, TX | Southside Bank |
| $350,000–1 million | TYLER FORD, LTD | TYLER, TX | Southside Bank |
| $150,000–350,000 | TYLER INDUSTRIAL SUPPLY COMPANY | TYLER, TX | Southside Bank |
| $1–2 million | TYLER INTERNAL MEDICINE ASSOCAITES, PA | TYLER, TX | Southside Bank |
| $150,000–350,000 | TYLER IRON & METAL | TYLER, TX | Southside Bank |
| $1–2 million | TYLER MOTOR COMPANY, INC | TYLER, TX | Southside Bank |
| $350,000–1 million | TYLER NEPHROLOGY ASSOCIATES | TYLER, TX | Southside Bank |
| $150,000–350,000 | TYLER NEUROSURGICAL ASSOCIATES, P.A. | TYLER, TX | Southside Bank |
| $150,000–350,000 | TYLER OBSTETRICS, LLP | TYLER, TX | Southside Bank |
| $350,000–1 million | TYLER PRODUCTS SALES, INC. | CHANDLER, TX | Southside Bank |
| $350,000–1 million | TYLER RADIOLOGY ASSOCIATES | TYLER, TX | Southside Bank |
| $150,000–350,000 | UNICARE HOME HEALTH SERVICES OF TYLER | TYLER, TX | Southside Bank |
| $350,000–1 million | UNISTAR PLASTICS, LLC | NEW ORLEANS, LA | Southside Bank |
| $350,000–1 million | UNITED STATES CATHOLIC CONFERENCE | TYLER, TX | Southside Bank |
| $150,000–350,000 | UNITED WAY OF SMITH COUNTY | TYLER, TX | Southside Bank |
| $350,000–1 million | UNIVERSAL TIME EQUIPMENT CO | TYLER, TX | Southside Bank |
| $1–2 million | URBANOVSKY ADVANCED CONSTRUCTION, LLC | CLEBURNE, TX | Southside Bank |
| $2–5 million | VADEN'S ACOUSTICS & DRYWALL, INC. | FORT WORTH, TX | Southside Bank |
| $350,000–1 million | VALID SYSTEMS, LLC. | FORT WORTH, TX | Southside Bank |
| $1–2 million | VERNON E FAULCONER, INC. | TYLER, TX | Southside Bank |
| $350,000–1 million | W D NORTON, INC. | TYLER, TX | Southside Bank |
| $150,000–350,000 | WAB-ET, LLC | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | WADELL EXCAVATING, INC | FOREST HILL, TX | Southside Bank |
| $150,000–350,000 | WEAVER BROTHERS MOTOR COMPANY, INC. | JASPER, TX | Southside Bank |
| $150,000–350,000 | WEAVER MOTORS, INC. OF KIRBYVILLE | KIRBYVILLE, TX | Southside Bank |
| $350,000–1 million | WEST EL PASO HEALTHCARE OPERATIONS, LLC | EL PASO, TX | Southside Bank |
| $350,000–1 million | WEST FORK ENTERPRISES, INC. | BRIDGEPORT, TX | Southside Bank |
| $150,000–350,000 | WILBOW CORPORATION, INC. | DALLAS, TX | Southside Bank |
| $150,000–350,000 | WILDWOOD ENVIRONMENTAL CREDIT CO LLC | TYLER, TX | Southside Bank |
| $150,000–350,000 | WILHITE LANDSCAPING & LAWN CARE, LTD. | CHANDLER, TX | Southside Bank |
| $150,000–350,000 | WILLIAM A MYERS JR. D.D.S. P.A. | AUSTIN, TX | Southside Bank |
| $350,000–1 million | WILLIAM GEORGE PRODUCE CO | LUFKIN, TX | Southside Bank |
| $350,000–1 million | WILSON, ROBERSTON, & CORNELIUS PC | TYLER, TX | Southside Bank |
| $150,000–350,000 | WIRELINE, INC | LONGVIEW, TX | Southside Bank |
| $350,000–1 million | WOMEN'S SHELTER OF EAST TEXAS, INC | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | WOOD, JOHNSON, HEATH, P.C. | AUSTIN, TX | Southside Bank |
| $350,000–1 million | WYRELINE TRANSFORMATION LLC | FORT WORTH, TX | Southside Bank |
| $150,000–350,000 | Y.H. CHANG INC. | HOUSTON, TX | Southside Bank |
| $150,000–350,000 | YAGGI ENGINEERING, INC | ARLINGTON, TX | Southside Bank |
| $150,000–350,000 | YLJW, INC. | JACKSONVILLE, TX | Southside Bank |
| $150,000–350,000 | ZDADMIN, LLC | TYLER, TX | Southside Bank |