| $350,000–1 million | 1 SOURCE SAFETY AND HEALTH INC | EXTON, PA | S & T Bank |
| $150,000–350,000 | 1ST ADVANTAGE REALTY, INC. | MECHANICSBURG, PA | S & T Bank |
| $1–2 million | 3 SIGMA, LLC | TROY, OH | S & T Bank |
| $1–2 million | 5TH & OCEAN CLOTHING, LLC | BUFFALO, NY | S & T Bank |
| $150,000–350,000 | 614 MEDIA GROUP, INC. | COLUMBUS, OH | S & T Bank |
| $150,000–350,000 | A. W. MCCAY CONTRACTING INC. | GIBSONIA, PA | S & T Bank |
| $150,000–350,000 | A.D. WEAVER SERVICE, INC. | EXPORT, PA | S & T Bank |
| $150,000–350,000 | A.G.L. ENTERPRISES, INC | WALL, PA | S & T Bank |
| $350,000–1 million | A.M. LOGGING, LLC | MILLHEIM, PA | S & T Bank |
| $1–2 million | AAH ACQUISITION LLC | UNION CITY, PA | S & T Bank |
| $150,000–350,000 | AB PASQUARELLI | IRWIN, PA | S & T Bank |
| $350,000–1 million | ABMECH ACQUISITIONS, LLC | HOMESTEAD, PA | S & T Bank |
| $350,000–1 million | ACADEMY SYSTEM, INC. | PITTSBURGH, PA | S & T Bank |
| $150,000–350,000 | ACCURATE LOGGING, LLC | CREEKSIDE, PA | S & T Bank |
| $2–5 million | ACOUSTIC CEILING & PARTITION OF OHIO, INC. | WESTERVILLE, OH | S & T Bank |
| $150,000–350,000 | ADAMS DRYWALL, INC. | MANHEIM, PA | S & T Bank |
| $150,000–350,000 | ADIOS ASSOCIATES, LP | CANONSBURG, PA | S & T Bank |
| $150,000–350,000 | ADVANCED CARDIAC MONITORING INC. | OAKMONT, PA | S & T Bank |
| $150,000–350,000 | ADVANCED ENGINEERING, INC. | MEDIA, PA | S & T Bank |
| $350,000–1 million | ADVANCED MANUFACTURING TECHNOLOGIES, INC. | EXPORT, PA | S & T Bank |
| $350,000–1 million | ADVANCED TECHNOLOGY PRODUCTS, INC. | MILFORD CENTER, OH | S & T Bank |
| $350,000–1 million | ADVANTAGE STEEL & CONSTRUCTION LLC | SAXONBURG, PA | S & T Bank |
| $150,000–350,000 | AGRATRONIX, LLC | STREETSBORO, OH | S & T Bank |
| $350,000–1 million | AHEDD | CAMP HILL, PA | S & T Bank |
| $150,000–350,000 | AIRQUEST AVIATION, LP | BUTLER, PA | S & T Bank |
| $150,000–350,000 | AKATOR CONSTRUCTION LLC | HIDDEN VALLEY, PA | S & T Bank |
| $350,000–1 million | ALBRIGHT & THIRY ORTHODONTICS, P.C. | LANCASTER, PA | S & T Bank |
| $150,000–350,000 | ALEF STANDARD PACKAGING COMPANY | PHILADELPHIA, PA | S & T Bank |
| $150,000–350,000 | ALEXA-LEIGH ENTERPRISES, INC. | GREENSBURG, PA | S & T Bank |
| $150,000–350,000 | ALLEGA RECYCLED MATERIALS & SUPPLY CO., INC. | CLEVELAND, OH | S & T Bank |
| $150,000–350,000 | ALLEGHENY EQUINE ASSOCIATES, INC. | MURRYSVILLE, PA | S & T Bank |
| $150,000–350,000 | ALLEGHENY ORTHODONTIC ASSOCIATES, LTD. | JOHNSTOWN, PA | S & T Bank |
| $150,000–350,000 | ALLEGHENY TEXTILE SERVICES, INC. | BRACKENRIDGE, PA | S & T Bank |
| $1–2 million | ALLIANCE PHARMA, INC. | MALVERN, PA | S & T Bank |
| $150,000–350,000 | ALPINE VALLEY WATER COMPANY, INC. | CINCINNATI, OH | S & T Bank |
| $350,000–1 million | ALVAREZ, INC. | CANONSBURG, PA | S & T Bank |
| $1–2 million | AMBULANCE SERVICE MANAGEMENT CORPORATION | INDIANA, PA | S & T Bank |
| $150,000–350,000 | AMERICAN GEOSCIENCES INC | MURRYSVILLE, PA | S & T Bank |
| $1–2 million | AMERICAN MICRO PRODUCTS INC. | BATAVIA, OH | S & T Bank |
| $350,000–1 million | AMERICAN OFFICE INSTALLERS, INC. | CHESWICK, PA | S & T Bank |
| $350,000–1 million | AMERICAN PROCESS LETTERING, INC. | PRIMOS, PA | S & T Bank |
| $150,000–350,000 | AMORETTE, LLC | LANCASTER, PA | S & T Bank |
| $150,000–350,000 | ANCHOR SEALS INCORPORATED | PITTSBURGH, PA | S & T Bank |
| $150,000–350,000 | ANDREE EQUIPMENT, INC. | AVONMORE, PA | S & T Bank |
| $1–2 million | ANTHONY ALLEGA CEMENT CONTRACTOR, INC. | CLEVELAND, OH | S & T Bank |
| $350,000–1 million | ANTHONY-THOMAS CANDY CO A/K/A ANTHONY-THOMAS CANDY COMPANY, INC | COLUMBUS, OH | S & T Bank |
| $150,000–350,000 | ANTHONY-THOMAS CANDY STORES, INC | COLUMBUS, OH | S & T Bank |
| $350,000–1 million | APEX HEALTHCARE SERVICES, LLC | CAMP HILL, PA | S & T Bank |
| $150,000–350,000 | APPAREL BUSINESS SYSTEMS, LLC | PLYMOUTH MEETING, PA | S & T Bank |
| $1–2 million | APPLE GROWTH PARTNERS INC | AKRON, OH | S & T Bank |
| $150,000–350,000 | APPLE GROWTH PARTNERS LLC | AKRON, OH | S & T Bank |
| $350,000–1 million | AQUA FILTER FRESH INC | PITTSBURGH, PA | S & T Bank |
| $150,000–350,000 | AQUATECH ENERGY SERVICES LLC | CANONSBURG, PA | S & T Bank |
| $2–5 million | AR BUILDING COMPANY INC | SEVEN FIELDS, PA | S & T Bank |
| $1–2 million | ARCH MASONRY INC | PITTSBURGH, PA | S & T Bank |
| $350,000–1 million | ARCO ENTERPRISES INC | GREENSBURG, PA | S & T Bank |
| $150,000–350,000 | ARCON CONTRACTING INC | NEW KENSINGTON, PA | S & T Bank |
| $350,000–1 million | ARCTIC EXPRESS, INC. | HILLIARD, OH | S & T Bank |
| $150,000–350,000 | ARCURI CONSTRUCTION, INC. | NEW KENSINGTON, PA | S & T Bank |
| $2–5 million | AREA STORAGE & TRANSFER, INC. | HARRISBURG, PA | S & T Bank |
| $350,000–1 million | ARES SPORTSWEAR, LTD. | HILLIARD, OH | S & T Bank |
| $150,000–350,000 | ARMSTRONG DRILLING, INC. | NEW ALEXANDRIA, PA | S & T Bank |
| $150,000–350,000 | ARMSTRONG EYE CARE ASSOCIATES, P.C. | KITTANNING, PA | S & T Bank |
| $1–2 million | ARRO CONSULTING, INC | LITITZ, PA | S & T Bank |
| $150,000–350,000 | ARTISAN CUSTOM DOORWORKS LLC | MORGANTOWN, PA | S & T Bank |
| $150,000–350,000 | ARUSHA LLC | EXTON, PA | S & T Bank |
| $2–5 million | ASD INC. | MEDIA, PA | S & T Bank |
| $150,000–350,000 | ASHTONNE PACKAGING, INC. | ASHLAND, OH | S & T Bank |
| $2–5 million | ASI SERVICES, LLC | CINCINNATI, OH | S & T Bank |
| $150,000–350,000 | ASSIST SERVICES LLC | BLAIRSVILLE, PA | S & T Bank |
| $350,000–1 million | ASTLEY PRECISION MACHINE CO, INC. | IRWIN, PA | S & T Bank |
| $150,000–350,000 | ATLASBURG MACHINE COMPANY | EIGHTY FOUR, PA | S & T Bank |
| $150,000–350,000 | AUFFENBERG BDC, INC. | MONROEVILLE, PA | S & T Bank |
| $150,000–350,000 | AUFFENBERG IMPORTS INC | MONROEVILLE, PA | S & T Bank |
| $150,000–350,000 | AURORA FILMS, LLC | LANCASTER, PA | S & T Bank |
| $150,000–350,000 | AUTO GROUP ENTERPRISES, INC. | CLARION, PA | S & T Bank |
| $350,000–1 million | B+J EXCAVATING, INC. | DOWNINGTOWN, PA | S & T Bank |
| $350,000–1 million | B-THREE SOLUTIONS INC | PITTSBURGH, PA | S & T Bank |
| $150,000–350,000 | BAILEY TECHNICAL SERVICES INC. | CANONSBURG, PA | S & T Bank |
| $150,000–350,000 | BALLROOM MANAGEMENT COMPANY INC | HAVERTOWN, PA | S & T Bank |
| $150,000–350,000 | BAND TRUCKING LIMITED LIABILITY COMPANY | NEW BETHLEHEM, PA | S & T Bank |
| $150,000–350,000 | BARDINE'S COUNTRY SMOKE HOUSE, INC. | CRABTREE, PA | S & T Bank |
| $350,000–1 million | BARR AIR PATROL, LLC | MESQUITE, TX | S & T Bank |
| $350,000–1 million | BAUER GENERAL CONTRACTORS INC | ERIE, PA | S & T Bank |
| $150,000–350,000 | BD HOSPITALITY LLC | LANCASTER, PA | S & T Bank |
| $150,000–350,000 | BEAVER MEADOW CREAMERY INC | DU BOIS, PA | S & T Bank |
| $350,000–1 million | BEDFORD FORD LINCOLN, INC. | BEDFORD, PA | S & T Bank |
| $150,000–350,000 | BELLA CAPELLI ACADEMY, LLC | MONROEVILLE, PA | S & T Bank |
| $150,000–350,000 | BENCHMARK BUILDERS, INC. | WILMINGTON, DE | S & T Bank |
| $150,000–350,000 | BENNER & SONS INC | EDGEMONT, PA | S & T Bank |
| $150,000–350,000 | BESA LIGHTING CO., INC. | BLACKLICK, OH | S & T Bank |
| $2–5 million | BINDTECH HOLDINGS LLC | AKRON, OH | S & T Bank |
| $350,000–1 million | BIONDI MOTOR COMPANY | MONROEVILLE, PA | S & T Bank |
| $2–5 million | BITER, BOB ELECTRICAL ENTERPRISES, INC. | CRESSON, PA | S & T Bank |
| $150,000–350,000 | BOB CLEMONS BOATS INC | SANDUSKY, OH | S & T Bank |
| $150,000–350,000 | BOEHM FAMILY ENTERPRISES, LLC | ELLWOOD CITY, PA | S & T Bank |
| $150,000–350,000 | BONYA GAZZA & DEGORY LLP | INDIANA, PA | S & T Bank |
| $350,000–1 million | BOYER & PENTEK, INC. | MCKEESPORT, PA | S & T Bank |
| $150,000–350,000 | BPL GLOBAL LLC | PITTSBURGH, PA | S & T Bank |
| $2–5 million | BRADFORD SCHOOLS INC | ASPINWALL, PA | S & T Bank |