| $350,000–1 million | HUGHES FLOORING, INC. | VERONA, WI | First Business Bank |
| $150,000–350,000 | ICB, LLC | MOUNT HOREB, WI | First Business Bank |
| $1–2 million | IFH GROUP INC. | Rock Falls, IL | First Business Bank |
| $350,000–1 million | IMAGEMOVERMD INC. | Madison, WI | First Business Bank |
| $350,000–1 million | IMAGEMOVERMD, INC. | PLYMOUTH, WI | First Business Bank |
| $350,000–1 million | INFORMATION SYSTEMS ENGINEERING INC. | Waukesha, WI | First Business Bank |
| $350,000–1 million | INFORMATION SYSTEMS ENGINEERING, INC. | WAUKESHA, WI | First Business Bank |
| $1–2 million | INFOSEC INSTITUTE, INC. | MADISON, WI | First Business Bank |
| $150,000–350,000 | INNOVENN, INC. | MADISON, WI | First Business Bank |
| $350,000–1 million | INTEGRA INC. | Walworth, WI | First Business Bank |
| $350,000–1 million | INTEGRA, INC. | WALWORTH, WI | First Business Bank |
| $150,000–350,000 | INTERNATIONAL SOLUTIONS SERVICES, LLC | ARLINGTON, TX | First Business Bank |
| $150,000–350,000 | INTERSTATE PARTNERS MANAGEMENT CORP. | WAUKESHA, WI | First Business Bank |
| $350,000–1 million | INVENRA INC. | MADISON, WI | First Business Bank |
| $150,000–350,000 | IPM INSTITUTE OF NORTH AMERICA INC. | Madison, WI | First Business Bank |
| $150,000–350,000 | IPM INSTITUTE OF NORTH AMERICA, INC. | MADISON, WI | First Business Bank |
| $1–2 million | ISR INFO WAY INC. | Madison, WI | First Business Bank |
| $1–2 million | ISR INFO WAY, INC. | MADISON, WI | First Business Bank |
| $1–2 million | ISTHMUS ENGINEERING AND MANUFACTURING COOPERATIVE, INC. | MADISON, WI | First Business Bank |
| $150,000–350,000 | JAM FOREST PRODUCTS, LLC (EPC) | ALLEGAN, MI | First Business Bank |
| $150,000–350,000 | JBL ENTERPRISES INC. | Overland Park, KS | First Business Bank |
| $350,000–1 million | JCB FLAVORS, LLC | WATERTOWN, WI | First Business Bank |
| $150,000–350,000 | JJ DESIGN, LLC | Whitefish Bay, WI | First Business Bank |
| $1–2 million | JOE DANIELS CONSTRUCTION CO. INC. | Madison, WI | First Business Bank |
| $1–2 million | JOE DANIELS CONSTRUCTION CO., INC. | MADISON, WI | First Business Bank |
| $350,000–1 million | JOYFUL NY LLC | CENTEREACH, NY | First Business Bank |
| $150,000–350,000 | JUDGE WAREHOUSING, LLC | SAVANNAH, GA | First Business Bank |
| $150,000–350,000 | JULIE SWENSON | Madison, WI | First Business Bank |
| $150,000–350,000 | JUNE TAYLOR INC | RICHFIELD, WI | First Business Bank |
| $1–2 million | K&S TOOL DIE & MANUFACTURING INC. | Ixonia, WI | First Business Bank |
| $350,000–1 million | KAYSER CHEVROLET, INC. | SAUK CITY, WI | First Business Bank |
| $150,000–350,000 | KAYSER CHRYSLER CENTER OF WATERTOWN, INC. | WATERTOWN, WI | First Business Bank |
| $350,000–1 million | KAYSER CHRYSLER CENTER, INC. | SAUK CITY, WI | First Business Bank |
| $1–2 million | KAYSER FORD, INC. | MADISON, WI | First Business Bank |
| $350,000–1 million | KC HOSPITALISTS, P.A. | OVERLAND PARK, KS | First Business Bank |
| $150,000–350,000 | KIDS FORWARD, INC. | MADISON, WI | First Business Bank |
| $150,000–350,000 | KIIO INC. | MADISON, WI | First Business Bank |
| $1–2 million | KIRSH FOUNDRY INC. | Beaver Dam, WI | First Business Bank |
| $1–2 million | KK INTEGRATED LOGISTICS INC. | MENOMINEE, MI | First Business Bank |
| $2–5 million | KOBUSSEN BUSES, LTD | KAUKAUNA, WI | First Business Bank |
| $350,000–1 million | KORU HEALTH, LLC | Wauwatosa, WI | First Business Bank |
| $350,000–1 million | KRUPP GENERAL CONTRACTORS, LLC | MADISON, WI | First Business Bank |
| $1–2 million | L. T. C. ROLL & ENGINEERING CO. | Clinton Township, MI | First Business Bank |
| $1–2 million | L.T.C. ROLL & ENGINEERING CO. | CLINTON TOWNSHIP, MI | First Business Bank |
| $350,000–1 million | LABOR FORCE INC. | MADISON, WI | First Business Bank |
| $2–5 million | LAD LAKE, INC. | DOUSMAN, WI | First Business Bank |
| $150,000–350,000 | LADYSMITH FOOD AND BEVERAGE LLC | Ladysmith, WI | First Business Bank |
| $350,000–1 million | LAND SERVICE COMPANY OF WISCONSIN | MADISON, WI | First Business Bank |
| $150,000–350,000 | LE REVE PATISSERIE & CAFE | WAUWATOSA, WI | First Business Bank |
| $350,000–1 million | LE REVE PATISSERIE & CAFE LLC | Wauwatosa, WI | First Business Bank |
| $150,000–350,000 | LEADINGAGE WISCONSIN INC. | Madison, WI | First Business Bank |
| $350,000–1 million | LEMASTER GROUP, LLC | MILWAUKEE, WI | First Business Bank |
| $150,000–350,000 | LODAL LLC | KINGSFORD, MI | First Business Bank |
| $150,000–350,000 | LODAL LLC | Kingsford, MI | First Business Bank |
| $150,000–350,000 | LOLA, LLC | ROCKVILLE, MD | First Business Bank |
| $5–10 million | LUTHERAN SOCIAL SERVICES OF WISCONSIN AND UPPER MICHIGAN INC | West Allis, WI | First Business Bank |
| $1–2 million | LUTHERAN URBAN MISSION INITIATIVE, INC. | MILWAUKEE, WI | First Business Bank |
| $150,000–350,000 | LZ MANAGEMENT COMPANY, LLC | MADISON, WI | First Business Bank |
| $350,000–1 million | MACFARLANE PHEASANTS, INC. | JANESVILLE, WI | First Business Bank |
| $150,000–350,000 | MADISON CS HOSPITALITY LLC | Madison, WI | First Business Bank |
| $150,000–350,000 | MADISON CS HOSPITALITY, LLC | MADISON, WI | First Business Bank |
| $150,000–350,000 | MADISON DEVELOPMENT CORPORATION | MADISON, WI | First Business Bank |
| $2–5 million | MADISON EMERGENCY PHYSICIANS, S.C. | MADISON, WI | First Business Bank |
| $1–2 million | MADISON PROPERTY MANAGEMENT, INC. | MADISON, WI | First Business Bank |
| $150,000–350,000 | MAGNA PUBLICATIONS INC. | Monona, WI | First Business Bank |
| $350,000–1 million | MANALE LANDSCAPING, LLC | NORTH CHARLESTON, SC | First Business Bank |
| $150,000–350,000 | MANDEL COMPANY | Glendale, WI | First Business Bank |
| $150,000–350,000 | MANDEL COMPANY | MILWAUKEE, WI | First Business Bank |
| $150,000–350,000 | MARQUELL CORPORATION | MADISON, WI | First Business Bank |
| $150,000–350,000 | MARQUELL CORPORATION | Madison, WI | First Business Bank |
| $350,000–1 million | MASTERGRAPHICS INCORPORATED | Fitchburg, WI | First Business Bank |
| $150,000–350,000 | MASTERGRAPHICS INCORPORATED | MADISON, WI | First Business Bank |
| $350,000–1 million | MATHEW P THARANIYIL | Milwaukee, WI | First Business Bank |
| $1–2 million | MATTHEWS SENIOR HOUSING LLC | CHICAGO, IL | First Business Bank |
| $350,000–1 million | MATTHEWS TIRE INC. | APPLETON, WI | First Business Bank |
| $150,000–350,000 | MEDULLUS SYSTEMS INC. | Cary, NC | First Business Bank |
| $150,000–350,000 | MEDULLUS SYSTEMS, INC. | CARY, NC | First Business Bank |
| $2–5 million | MERIDIAN GROUP, INC. | MIDDLETON, WI | First Business Bank |
| $350,000–1 million | MERRILL DISTRIBUTING, INC | MERRILL, WI | First Business Bank |
| $1–2 million | METASTAR, INC. | MADISON, WI | First Business Bank |
| $150,000–350,000 | MICHELE MACKEY | Madison, WI | First Business Bank |
| $1–2 million | MID-WEST MANAGEMENT INC. | Madison, WI | First Business Bank |
| $1–2 million | MID-WEST MANAGEMENT, INC. | MADISON, WI | First Business Bank |
| $350,000–1 million | MILLTOWN PAPER INC. | Neenah, WI | First Business Bank |
| $350,000–1 million | MILLTOWN PAPER, INC. | NEENAH, WI | First Business Bank |
| $350,000–1 million | MILWAUKEE BREWING CO | MILWAUKEE, WI | First Business Bank |
| $350,000–1 million | MILWAUKEE BREWING COMPANY | Milwaukee, WI | First Business Bank |
| $350,000–1 million | MLG MANAGEMENT USA LLC | BROOKFIELD, WI | First Business Bank |
| $1–2 million | MLG SERVICES CORP. | BROOKFIELD, WI | First Business Bank |
| $150,000–350,000 | MLN ELEVATION LLC | Leawood, KS | First Business Bank |
| $150,000–350,000 | MMV EXPRESS INC. | MERRITT ISLAND, FL | First Business Bank |
| $350,000–1 million | MOBILITY TRAINING AND INDEPENDENT LIVING PROGRAM INC. | Madison, WI | First Business Bank |
| $350,000–1 million | MOBILITY TRAINING AND INDEPENDENT LIVING PROGRAM, INC. | MADISON, WI | First Business Bank |
| $150,000–350,000 | MORGAN MILLER SERVICES, INC | GRANDVIEW, MO | First Business Bank |
| $150,000–350,000 | MORGAN/MILLER SERVICES INC. | Grandview, MO | First Business Bank |
| $350,000–1 million | MOSAIC FAMILY HEALTH, INC. | APPLETON, WI | First Business Bank |
| $150,000–350,000 | MPI COIN, INC. & MPI PROMOTIONAL PRODUCTS, LLC & | GRAFTON, WI | First Business Bank |
| $350,000–1 million | MPI CORPORATE HOLDINGS INC. | Grafton, WI | First Business Bank |
| $150,000–350,000 | MULTIPRENS USA INC. | Kansas City, KS | First Business Bank |
| $150,000–350,000 | MULTIPRENS USA, INC. | KANSAS CITY, KS | First Business Bank |