| $350,000–1 million | 1844 ENTERPRISES LTD | LONGVIEW, TX | Southside Bank |
| $350,000–1 million | 2011 ANGELINA MANUFACTURING LLC | LUFKIN, TX | Southside Bank |
| $350,000–1 million | 2011 ANGELINA MANUFACTURING LLC | Lufkin, TX | Southside Bank |
| $150,000–350,000 | 5STAR INSTALLATIONS LLC | Houston, TX | Southside Bank |
| $150,000–350,000 | 5STAR INSTALLATIONS, LLC | HOUSTON, TX | Southside Bank |
| $150,000–350,000 | 6345 WESTHEIMER INC | Houston, TX | Southside Bank |
| $150,000–350,000 | 6345 WESTHEIMER INC. | HOUSTON, TX | Southside Bank |
| $150,000–350,000 | 8 LANE INVESTMENTS | LONG BEACH, CA | Southside Bank |
| $150,000–350,000 | A. E. SHULL & COMPANY | TYLER, TX | Southside Bank |
| $1–2 million | A.L. STAFFING INC | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | ABELDT'S GASLIGHT PHARMACY, INC | LUFKIN, TX | Southside Bank |
| $350,000–1 million | ABILENE HEALTHCARE OPERATIONS, LLC | ABILENE, TX | Southside Bank |
| $350,000–1 million | ABLES-LAND INC. | TYLER, TX | Southside Bank |
| $1–2 million | AIRCO, LTD | HURST, TX | Southside Bank |
| $350,000–1 million | ALDERINK ENTERPRISES, INC. | GRAND PRAIRIE, TX | Southside Bank |
| $150,000–350,000 | ALEXJER COMMUNICATONS INC. | PEARLAND, TX | Southside Bank |
| $1–2 million | ALL SAINTS EPISCOPAL SCHOOL | TYLER, TX | Southside Bank |
| $350,000–1 million | ALLENS BOOT CENTER INC | Austin, TX | Southside Bank |
| $350,000–1 million | ALLENS BOOTS CENTER | AUSTIN, TX | Southside Bank |
| $350,000–1 million | ALPHA FIRST DENTAL PA | LONGVIEW, TX | Southside Bank |
| $350,000–1 million | ALPHA FIRST DENTAL PA | Longview, TX | Southside Bank |
| $150,000–350,000 | ALTA SUPPLY AND PACKAGING LLC | NEW ORLEANS, LA | Southside Bank |
| $150,000–350,000 | AMERICAN INTEGRATION, INC. | BENBROOK, TX | Southside Bank |
| $150,000–350,000 | AMERICAN PLUMBING COMPANY INC. | TYLER, TX | Southside Bank |
| $2–5 million | ANDREWS CENTER | TYLER, TX | Southside Bank |
| $150,000–350,000 | ANGELINA AND NECHES RIVER RAILROAD CO. | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | ANGELINA OPTOMETRIC ASSOCIATES | Lufkin, TX | Southside Bank |
| $150,000–350,000 | ANGELINA OPTOMETRIC ASSOCIATES | LUFKIN, TX | Southside Bank |
| $2–5 million | APA AVIATION STAFFING LLC | Ft Worth, TX | Southside Bank |
| $2–5 million | APA AVIATION STAFFING, LLC | FORT WORTH, TX | Southside Bank |
| $150,000–350,000 | APEX TIRE GROUP, INC. | TYLER, TX | Southside Bank |
| $150,000–350,000 | ARE LOGGING LLC | CORRIGAN, TX | Southside Bank |
| $150,000–350,000 | ARNALDO HERNANDEZ | Whitehouse, TX | Southside Bank |
| $150,000–350,000 | ASH CREEK HOMES INC | Austin, TX | Southside Bank |
| $150,000–350,000 | ASH CREEK HOMES, INC. | AUSTIN, TX | Southside Bank |
| $350,000–1 million | ASIA CHEMICAL CORPORATION, INC. | HOUSTON, TX | Southside Bank |
| $150,000–350,000 | ASTICS INC | Houston, TX | Southside Bank |
| $150,000–350,000 | ASTICS INC | HOUSTON, TX | Southside Bank |
| $150,000–350,000 | ATASCAZOO ANIMAL HOSPITAL, LLC | HUMBLE, TX | Southside Bank |
| $150,000–350,000 | ATASCOCITA CAR CARE AND COLLISION INC. | Humble, TX | Southside Bank |
| $150,000–350,000 | ATASCOCITA CAR CARE AND COLLISION INC. | HUMBLE, TX | Southside Bank |
| $1–2 million | ATKINSON CANDY COMPANY | LUFKIN, TX | Southside Bank |
| $1–2 million | ATLAS CREDIT COMPANY, INC | TYLER, TX | Southside Bank |
| $150,000–350,000 | ATTOYAC ROCK LLC | San Augustine, TX | Southside Bank |
| $1–2 million | AUI PARTNERS LLC | Fort Worth, TX | Southside Bank |
| $1–2 million | AUI PARTNERS, LLC | FORT WORTH, TX | Southside Bank |
| $350,000–1 million | AUSTIN CARD ROOM LLC | AUSTIN, TX | Southside Bank |
| $150,000–350,000 | AUSTIN CARD ROOM LLC | AUSTIN, TX | Southside Bank |
| $150,000–350,000 | AUSTIN FINANCE COMPANY LLC | Dallas, TX | Southside Bank |
| $150,000–350,000 | AUSTIN FINANCE COMPANY, LLC | DALLAS, TX | Southside Bank |
| $150,000–350,000 | AUSTIN GROUPS FOR THE ELDERLY | AUSTIN, TX | Southside Bank |
| $150,000–350,000 | AUSTIN GROUPS FOR THE ELDERLY | Austin, TX | Southside Bank |
| $150,000–350,000 | AUSTIN MADE LLC DBA TACO FLATS | Austin, TX | Southside Bank |
| $350,000–1 million | AZLEWAY INC | TYLER, TX | Southside Bank |
| $150,000–350,000 | B & J EXCAVATING | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | BANDANA INSTALLATION, L.P. | ELKHART, TX | Southside Bank |
| $350,000–1 million | BARCLAY ENTERPRISES, INC | FORT WORTH, TX | Southside Bank |
| $2–5 million | BARRILLEAUX INC | Oakwood, TX | Southside Bank |
| $150,000–350,000 | BEHAVIOR & LANGUAGE TREATMENT CENTER LLC | Tyler, TX | Southside Bank |
| $150,000–350,000 | BEHAVIOR AND LANGUAGE TREATMENT CENTER | TYLER, TX | Southside Bank |
| $150,000–350,000 | BELLA CORP | TYLER, TX | Southside Bank |
| $150,000–350,000 | BELLE STATION LLC | Houston, TX | Southside Bank |
| $150,000–350,000 | BELLE STATION, LLC | HOUSTON, TX | Southside Bank |
| $150,000–350,000 | BELTCO SERVICES LLC | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | BENTZ PHYSICAL THERAPY PC | Fort Worth, TX | Southside Bank |
| $150,000–350,000 | BENTZ PHYSICAL THERAPY, P.C. | FORT WORTH, TX | Southside Bank |
| $150,000–350,000 | BERRY MARBLE COMPANY INC. | TYLER, TX | Southside Bank |
| $350,000–1 million | BETHESDA HEALTH CLINIC | TYLER, TX | Southside Bank |
| $150,000–350,000 | BETTER WAY MANAGEMENT | Austin, TX | Southside Bank |
| $150,000–350,000 | BETTER WAY MANAGEMENT, LLC | AUSTIN, TX | Southside Bank |
| $350,000–1 million | BIOMAX SPRAY FOAM INSULATION, LLC | FLINT, TX | Southside Bank |
| $350,000–1 million | BISHOP T K GORMAN REGIONAL SCHOOL | TYLER, TX | Southside Bank |
| $350,000–1 million | BISHOP T.K. GORMAN REGIONAL SCHOOL | Tyler, TX | Southside Bank |
| $150,000–350,000 | BLUE WATER STEEL SERVICE LLC | CLEVELAND, TX | Southside Bank |
| $150,000–350,000 | BOOZER-LINDSEY PA | ATHENS, TX | Southside Bank |
| $150,000–350,000 | BOOZER-LINDSEY PA | Athens, TX | Southside Bank |
| $150,000–350,000 | BOSWORTH & ASSOCIATES, INC | TYLER, TX | Southside Bank |
| $350,000–1 million | BOTTLE CAP ALLEY, LLC | SOUTHLAKE, TX | Southside Bank |
| $150,000–350,000 | BOYS & GIRLS CLUBS OF THE BIG PINES | LONGVIEW, TX | Southside Bank |
| $150,000–350,000 | BOYS AND GIRLS CLUB OF THE BIG PINES | Marshall, TX | Southside Bank |
| $150,000–350,000 | BP AERO ENGINE SERVICES, LLC | IRVING, TX | Southside Bank |
| $1–2 million | BP AERO SERVICES, LLC | IRVING, TX | Southside Bank |
| $350,000–1 million | BP AEROSPACE LLC | IRVING, TX | Southside Bank |
| $350,000–1 million | BP AEROSPACE LLC | Irving, TX | Southside Bank |
| $350,000–1 million | BRASWELL PAINT COMPANY INC | TYLER, TX | Southside Bank |
| $350,000–1 million | BRASWELL PAINT COMPANY INC. | Tyler, TX | Southside Bank |
| $350,000–1 million | BREEDLOVE LANDSCAPE COMPANY | TYLER, TX | Southside Bank |
| $350,000–1 million | BRIDGEWAY HEALTH SERVICE, INC | FORT WORTH, TX | Southside Bank |
| $150,000–350,000 | BROADCAST WORKS | BULLARD, TX | Southside Bank |
| $150,000–350,000 | BROSON, INC. | GILMER, TX | Southside Bank |
| $150,000–350,000 | BSRK INC. | Tyler, TX | Southside Bank |
| $150,000–350,000 | BSRK INC. | TYLER, TX | Southside Bank |
| $1–2 million | BURGERWORKS TEXAS, LLC | LUFKIN, TX | Southside Bank |
| $150,000–350,000 | C.W. RESOURCES, INC. | LONGVIEW, TX | Southside Bank |
| $350,000–1 million | C3 OIL COMPANY | JASPER, TX | Southside Bank |
| $150,000–350,000 | CABLE STRONG ENTERPRISES LLC | TYLER, TX | Southside Bank |
| $350,000–1 million | CALVARY MEDICAL P.A. | Cleveland, TX | Southside Bank |
| $350,000–1 million | CALVARY MEDICAL, P.A. | CLEVELAND, TX | Southside Bank |
| $350,000–1 million | CANCER CARE SERVICES | Fort Worth, TX | Southside Bank |
| $150,000–350,000 | CANCER CARE SERVICES | FORT WORTH, TX | Southside Bank |