| $150,000–350,000 | SISTER BAY BOWL, INC. | SISTER BAY, WI | Nicolet National Bank |
| $150,000–350,000 | SIWECKI CONSTRUCTION INC | Gaylord, MI | Nicolet National Bank |
| $150,000–350,000 | SIWECKI CONSTRUCTION INC | GAYLORD, MI | Nicolet National Bank |
| $150,000–350,000 | SKEETER BOAT CENTER LLC | CHIPPEWA FALLS, WI | Nicolet National Bank |
| $1–2 million | SKILLTECH, INC. | APPLETON, WI | Nicolet National Bank |
| $2–5 million | SKYLINE TECHNOLOGIES, INC. | GREEN BAY, WI | Nicolet National Bank |
| $350,000–1 million | SMITH RESTORATIONS INC | Stanley, WI | Nicolet National Bank |
| $350,000–1 million | SMITH RESTORATIONS, INC. | STANLEY, WI | Nicolet National Bank |
| $150,000–350,000 | SMOLAK ENTERPRISES INC. | CROSS VILLAGE, MI | Nicolet National Bank |
| $150,000–350,000 | SMOLAK ENTERPRISES INC. D.B.A. LEGS INN | Cross Village, MI | Nicolet National Bank |
| $150,000–350,000 | SMT ENGINEERING LLC | Appleton, WI | Nicolet National Bank |
| $150,000–350,000 | SMT ENGINEERING, LLC | APPLETON, WI | Nicolet National Bank |
| $150,000–350,000 | SNB OF STERLING HEIGHTS LLC | Sterling Heights, MI | Nicolet National Bank |
| $150,000–350,000 | SOARING EAGLE DAIRY LLC | NEWTON, WI | Nicolet National Bank |
| $150,000–350,000 | SOCKS CONSTRUCTION LLC | TRAVERSE CITY, MI | Nicolet National Bank |
| $150,000–350,000 | SOLOMON & ZACEK INC. | Fish Creek, WI | Nicolet National Bank |
| $150,000–350,000 | SONNY'S PIZZERIA LLC. | STURGEON BAY, WI | Nicolet National Bank |
| $150,000–350,000 | SOUTHFIELD LODGING INC. | Southfield, MI | Nicolet National Bank |
| $150,000–350,000 | SOVEREIGN COMMUNICATIONS, LLC | SAULT SAINTE MARIE, MI | Nicolet National Bank |
| $2–5 million | SPE INC | LITTLE CHUTE, WI | Nicolet National Bank |
| $150,000–350,000 | SPECIALTY ENTERPRISES LLC | WAUTOMA, WI | Nicolet National Bank |
| $150,000–350,000 | SPEEDY CLEAN INC. | MENASHA, WI | Nicolet National Bank |
| $1–2 million | SS 567 UNIVERSITY, LLC | BIRMINGHAM, MI | Nicolet National Bank |
| $150,000–350,000 | ST FREIGHT LLC | MANITOWOC, WI | Nicolet National Bank |
| $150,000–350,000 | ST JOHN EVANGELICAL LUTHERAN CHURCH | MERRILL, WI | Nicolet National Bank |
| $150,000–350,000 | ST. JACQUES TRANSPORTATION SERVICES INC. | ESCANABA, MI | Nicolet National Bank |
| $150,000–350,000 | ST. JOHN BOSCO CATHOLIC SCHOOL, INC. | STURGEON BAY, WI | Nicolet National Bank |
| $350,000–1 million | ST. MARY CATHOLIC SCHOOLS | NEENAH, WI | Nicolet National Bank |
| $150,000–350,000 | ST. PAUL EVANGELICAL LUTHERAN CHURCH, INC. | APPLETON, WI | Nicolet National Bank |
| $150,000–350,000 | ST. PETER LUTHERAN CHURCH, INC. | FREEDOM, WI | Nicolet National Bank |
| $350,000–1 million | ST. VINCENT DE PAUL SOCIETY DISTRICT COUNCIL OF GREEN BAY IN | Green Bay, WI | Nicolet National Bank |
| $350,000–1 million | ST. VINCENT DE PAUL SOCIETY, DISTRICT COUNCIL OF GREEN BAY, | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | STARKMEDIA INC. | MILWAUKEE, WI | Nicolet National Bank |
| $150,000–350,000 | STEEN-MACEK PAPER CO. INC. | Green Bay, WI | Nicolet National Bank |
| $150,000–350,000 | STEEN-MACEK PAPER CO., INC. | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | STENBERG BROTHERS INC | Bark River, MI | Nicolet National Bank |
| $150,000–350,000 | STENBERG BROTHERS, INC. | BARK RIVER, MI | Nicolet National Bank |
| $350,000–1 million | STERLING WATER, INC. | EAU CLAIRE, WI | Nicolet National Bank |
| $350,000–1 million | STEVE FISCHER CONSTRUCTION, LLC | SOBIESKI, WI | Nicolet National Bank |
| $150,000–350,000 | STEVEN R. SCHENIAN TRUCKING, INC. | FRANCIS CREEK, WI | Nicolet National Bank |
| $150,000–350,000 | STEVENS HARDIE FAMILY PRACTIC PC | Marquette, MI | Nicolet National Bank |
| $150,000–350,000 | STEVENS HARDIE FAMILY PRACTICE PC | MARQUETTE, MI | Nicolet National Bank |
| $150,000–350,000 | STILLWATER CUSTOM CABINETRY, INC. | PETOSKEY, MI | Nicolet National Bank |
| $150,000–350,000 | STILLWATER CUSTOM CABINETRY, INC. | Petoskey, MI | Nicolet National Bank |
| $150,000–350,000 | STONE PRO LLC | EAU CLAIRE, WI | Nicolet National Bank |
| $150,000–350,000 | STONE PRO MASONRY LLC | Eau Claire, WI | Nicolet National Bank |
| $150,000–350,000 | STRALEY, LAMP, & KRANZLEIN, P.C. | ALPENA, MI | Nicolet National Bank |
| $150,000–350,000 | STRATFORD GROUP LTD. | ALPENA, MI | Nicolet National Bank |
| $350,000–1 million | STREU'S PHARMACY, INC. | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | STRUCTURAL COMPONENTS CORPORATION | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | STRUTZ FARM INC. | TWO RIVERS, WI | Nicolet National Bank |
| $150,000–350,000 | STUCKO INC. | Marquette, MI | Nicolet National Bank |
| $150,000–350,000 | STUCKY CHIROPRACTIC CENTER SC | EAU CLAIRE, WI | Nicolet National Bank |
| $150,000–350,000 | STURGEON BLUE LLC | STURGEON BAY, WI | Nicolet National Bank |
| $150,000–350,000 | SUBS 4 U LLC | Fond du Lac, WI | Nicolet National Bank |
| $150,000–350,000 | SUMMIT FARMS LLC | PLYMOUTH, WI | Nicolet National Bank |
| $150,000–350,000 | SUNRISE CENTRE INCE | ALPENA, MI | Nicolet National Bank |
| $150,000–350,000 | SUNRISE DAIRY, LLC | SURING, WI | Nicolet National Bank |
| $350,000–1 million | SUNSET HILL STONEWARE L.L.C. | Neenah, WI | Nicolet National Bank |
| $350,000–1 million | SUNSET HILL STONEWARE, L.L.C. | NEENAH, WI | Nicolet National Bank |
| $150,000–350,000 | SUNSHINE HOUSE INC | Sturgeon Bay, WI | Nicolet National Bank |
| $150,000–350,000 | SUNSHINE HOUSE, INC. | STURGEON BAY, WI | Nicolet National Bank |
| $350,000–1 million | SUPERIOR CEDAR PRODUCTS, INC. | CARNEY, MI | Nicolet National Bank |
| $150,000–350,000 | SUPERIOR GLASS | Superior, WI | Nicolet National Bank |
| $150,000–350,000 | SUPERIOR GLASS, INC. | SUPERIOR, WI | Nicolet National Bank |
| $150,000–350,000 | SUPERIOR HEALTH SUPPORT SYSTEMS | Sault Sainte Marie, MI | Nicolet National Bank |
| $150,000–350,000 | SUPERIOR HEALTH SUPPORT SYSTEMS | SAULT SAINTE MARIE, MI | Nicolet National Bank |
| $350,000–1 million | SUPERIOR TRANSPORT, INC. | GREEN BAY, WI | Nicolet National Bank |
| $350,000–1 million | SUPERIOR WALK-IN CENTER PC | Munising, MI | Nicolet National Bank |
| $350,000–1 million | SUPERIOR WALK-IN CENTER PC | MUNISING, MI | Nicolet National Bank |
| $350,000–1 million | SUPERIOR WELDING AND MANUFACTURING | HERMANSVILLE, MI | Nicolet National Bank |
| $150,000–350,000 | SUPERIORLAND ELECTRONICS INC. | Ishpeming, MI | Nicolet National Bank |
| $150,000–350,000 | SUPERIORLAND ELECTRONICS, INC. | ISHPEMING, MI | Nicolet National Bank |
| $150,000–350,000 | SUPPLE FONDUE LLC | Appleton, WI | Nicolet National Bank |
| $150,000–350,000 | SUPPLE GC - OSHKOSH LLC | Oshkosh, WI | Nicolet National Bank |
| $150,000–350,000 | SUPPLE GC OSHKOSH, LLC | OSHKOSH, WI | Nicolet National Bank |
| $150,000–350,000 | SUPPLIER INSPECTION SERVICES INC | Moraine, OH | Nicolet National Bank |
| $350,000–1 million | SUPPLIER INSPECTION SERVICES, INC | DAYTON, OH | Nicolet National Bank |
| $350,000–1 million | SURE-DRY BASEMENT SYSTEMS, INC. | MENASHA, WI | Nicolet National Bank |
| $1–2 million | SURFACE MOUNT TECHNOLOGY CORPORATION | Appleton, WI | Nicolet National Bank |
| $1–2 million | SURFACE MOUNT TECHNOLOGY CORPORATION | APPLETON, WI | Nicolet National Bank |
| $350,000–1 million | SWANSON WIPER CORPORATION | OSHKOSH, WI | Nicolet National Bank |
| $150,000–350,000 | SYSTOPIA INTERNATIONAL INC. | Orlando, FL | Nicolet National Bank |
| $150,000–350,000 | TARGET OIL TOOLS LLC | Kalkaska, MI | Nicolet National Bank |
| $150,000–350,000 | TARGET OIL TOOLS, LLC | KALKASKA, MI | Nicolet National Bank |
| $150,000–350,000 | TAYLOR CREEK, INC. | GREEN BAY, WI | Nicolet National Bank |
| $350,000–1 million | TAYLOR INSULATION COMPANY, INC. | MERRILL, WI | Nicolet National Bank |
| $350,000–1 million | TECHNICAL PROSPECTS, LLC | APPLETON, WI | Nicolet National Bank |
| $2–5 million | TECHNICOTE, INC. | MIAMISBURG, OH | Nicolet National Bank |
| $150,000–350,000 | TECUMSEH BREWING COMPANY LLC | Tecumseh, MI | Nicolet National Bank |
| $350,000–1 million | TER-MAR, INC | ALPENA, MI | Nicolet National Bank |
| $150,000–350,000 | THE AIR KING HEATING & COOLING LLC | Redford, MI | Nicolet National Bank |
| $350,000–1 million | THE BELSON COMPANY | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | THE CATHOLIC FOUNDATION FOR THE DIOCESE OF GREEN BAY, INC. | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | THE CENTER FOR AESTHETICS AND PLASTIC SURGERY | NEENAH, WI | Nicolet National Bank |
| $150,000–350,000 | THE CENTER FOR AESTHETICS AND PLASTIC SURGERY S. C. | Neenah, WI | Nicolet National Bank |
| $150,000–350,000 | THE CHOP LLC | Sister Bay, WI | Nicolet National Bank |
| $350,000–1 million | THE COOKERY INC. | FISH CREEK, WI | Nicolet National Bank |
| $150,000–350,000 | THE COOKERY, INC. | FISH CREEK, WI | Nicolet National Bank |
| $150,000–350,000 | THE DIRKS GROUP, LLC | WAUSAU, WI | Nicolet National Bank |