| $150,000–350,000 | NASH, SPINDLER, GRIMSTAD & MCCRACKEN, LLP | MANITOWOC, WI | Nicolet National Bank |
| $1–2 million | NATIONAL ASSOCIATION OF COLLEGE STORES INC. | Oberlin, OH | Nicolet National Bank |
| $1–2 million | NATIONAL ASSOCIATION OF COLLEGE STORES, INC. | OBERLIN, OH | Nicolet National Bank |
| $150,000–350,000 | NATIONAL LIGHTING ELECTRICAL SERVICES INC. | Menasha, WI | Nicolet National Bank |
| $350,000–1 million | NATIONAL LIGHTING ELECTRICAL SERVICES, INC. | MENASHA, WI | Nicolet National Bank |
| $1–2 million | NATIONAL ROOFING CONTRACTORS ASSOCIATION | Rosemont, IL | Nicolet National Bank |
| $1–2 million | NATURAL GAS COMPRESSION SYSTEMS INC | TRAVERSE CITY, MI | Nicolet National Bank |
| $150,000–350,000 | NEIGHBORHOOD DAIRY, LLC | KAUKAUNA, WI | Nicolet National Bank |
| $350,000–1 million | NET HEALTH SHOPS, LLC | EAU CLAIRE, WI | Nicolet National Bank |
| $350,000–1 million | NEUMANN AGRIPRISES, INC. | WHITELAW, WI | Nicolet National Bank |
| $350,000–1 million | NEW CARE INC | CRIVITZ, WI | Nicolet National Bank |
| $150,000–350,000 | NEW COMMUNITY SHELTER, INC. | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | NEWBERRY BOTTLING COMPANY, INC. | NEWBERRY, MI | Nicolet National Bank |
| $150,000–350,000 | NEWBERRY MOTORS, INC. | NEWBERRY, MI | Nicolet National Bank |
| $350,000–1 million | NIAGARA WORLDWIDE LLC | NIAGARA, WI | Nicolet National Bank |
| $150,000–350,000 | NODOLF FLORY, LLP | EAU CLAIRE, WI | Nicolet National Bank |
| $350,000–1 million | NOFFKE LUMBER, INC. | OSHKOSH, WI | Nicolet National Bank |
| $150,000–350,000 | NOR-FAB MANUFACTURING INC | GLADSTONE, MI | Nicolet National Bank |
| $150,000–350,000 | NOR-FAB MANUFACTURING INC | Gladstone, MI | Nicolet National Bank |
| $150,000–350,000 | NORCON CORPORATION | SCHOFIELD, WI | Nicolet National Bank |
| $150,000–350,000 | NORFAB INC | MINNEAPOLIS, MN | Nicolet National Bank |
| $350,000–1 million | NORLITE NURSING CENTERS OF MARQUETTE, INC | MARQUETTE, MI | Nicolet National Bank |
| $150,000–350,000 | NORTH CENTRAL MACHINE INC. | Appleton, WI | Nicolet National Bank |
| $150,000–350,000 | NORTH CENTRAL MACHINE, INC. | APPLETON, WI | Nicolet National Bank |
| $150,000–350,000 | NORTH COUNTRY HOMES, INC. OF NORTHEAST WISCONSIN | BONDUEL, WI | Nicolet National Bank |
| $350,000–1 million | NORTHCENTRAL TELCOM, INC. | MENOMONEE FALLS, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHCOAST PRODUCTIONS LLC | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHEASTERN TRANSFER, INC. | POSEN, MI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN CONFECTIONS INC | Mackinaw City, MI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN CONFECTIONS INC | MACKINAW CITY, MI | Nicolet National Bank |
| $350,000–1 million | NORTHERN ELECTRIC INC. | Green Bay, WI | Nicolet National Bank |
| $350,000–1 million | NORTHERN ELECTRIC INC. | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN FAMILY INTERVENTION SERVICES, INC. | GAYLORD, MI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN GROUP, INC. | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN MICHIGAN GLASS, LLC | TRAVERSE CITY, MI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN MICHIGAN RV LLC | Gaylord, MI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN MICHIGAN RV, LLC | GAYLORD, MI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN MICHIGAN UNIVERSITY C/O WNMU-TV AND WNMU-FM | Marquette, MI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN MOTEL OF MUNISING INC. | Munising, MI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN MUSICAST INC. | Appleton, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN MUSICAST, INC. | APPLETON, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN SKY THEATER, INC. | FISH CREEK, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHERN TRANSITIONS, INC. | SAULT SAINTE MARIE, MI | Nicolet National Bank |
| $350,000–1 million | NORTHFORK CONSTRUCTION CO. INC. | MANISTIQUE, MI | Nicolet National Bank |
| $350,000–1 million | NORTHFORK CONSTRUCTION COMPANY INC | Manistique, MI | Nicolet National Bank |
| $350,000–1 million | NORTHLAND BUILDINGS INC | EAU CLAIRE, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHLAND BUSINESS SYSTEMS, INC. | BURNSVILLE, MN | Nicolet National Bank |
| $150,000–350,000 | NORTHLAND CPA'S, S.C. | RHINELANDER, WI | Nicolet National Bank |
| $1–2 million | NORTHLAND ELECTRICAL SERVICES LLC | New London, WI | Nicolet National Bank |
| $1–2 million | NORTHLAND ELECTRICAL SERVICES, LLC | NEW LONDON, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHLAND HARVESTING INC. | NEWBERRY, MI | Nicolet National Bank |
| $350,000–1 million | NORTHLAND LUTHERAN SERVICES FOR THE ELDERLY, INC. | MARINETTE, WI | Nicolet National Bank |
| $1–2 million | NORTHSTAR REGIONAL | CHASKA, MN | Nicolet National Bank |
| $350,000–1 million | NORTHSTAR STEEL FABRICATING INC. | Rhinelander, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHSTAR STEEL FABRICATING INC. | RHINELANDER, WI | Nicolet National Bank |
| $350,000–1 million | NORTHWOODS DENTISTRY S.C. | Prentice, WI | Nicolet National Bank |
| $350,000–1 million | NORTHWOODS DENTISTRY, S.C. | PRENTICE, WI | Nicolet National Bank |
| $150,000–350,000 | NORTHWOODS VETERINARY SERVICE, S.C. | BIRNAMWOOD, WI | Nicolet National Bank |
| $350,000–1 million | NOTRE DAME DE LA BAIE ACADEMY, INC. | GREEN BAY, WI | Nicolet National Bank |
| $350,000–1 million | NTL, LLC | WHITELAW, WI | Nicolet National Bank |
| $150,000–350,000 | O'CONNOR'S CHRYSLER-DODGE-JEEP-RAM, INC. | PICKFORD, MI | Nicolet National Bank |
| $350,000–1 million | OCA, S.C. | APPLETON, WI | Nicolet National Bank |
| $150,000–350,000 | OKRAY FAMILY FARMS INC | PLOVER, WI | Nicolet National Bank |
| $150,000–350,000 | OKRAY FAMILY FARMS, CORP. | PLOVER, WI | Nicolet National Bank |
| $1–2 million | OLDENBURG GROUP INCORPORATED | MILWAUKEE, WI | Nicolet National Bank |
| $1–2 million | OLDENBURG GROUP INCORPORATED | Glendale, WI | Nicolet National Bank |
| $150,000–350,000 | ON DECK CLOTHING COMPANY INC. | Fish Creek, WI | Nicolet National Bank |
| $150,000–350,000 | ON DECK CLOTHING COMPANY, INC. | FISH CREEK, WI | Nicolet National Bank |
| $150,000–350,000 | ON-SITE STUDIOS, LLC | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | OPTIMUM THERAPIES LLC | EAU CLAIRE, WI | Nicolet National Bank |
| $150,000–350,000 | OPTIONS COUNSELING SERVICES, LLC | RHINELANDER, WI | Nicolet National Bank |
| $150,000–350,000 | ORAL HEALTH ASSOCIATES SC | GREEN BAY, WI | Nicolet National Bank |
| $350,000–1 million | ORION LABELS, LLC | SEYMOUR, WI | Nicolet National Bank |
| $350,000–1 million | ORTHOPEDIC CLINIC OF APPLETON INC. | Appleton, WI | Nicolet National Bank |
| $150,000–350,000 | OSHKOSH MARINE SUPPLY COMPANY | OSHKOSH, WI | Nicolet National Bank |
| $150,000–350,000 | OSHKOSH OFFICE SYSTEMS INC. | Oshkosh, WI | Nicolet National Bank |
| $150,000–350,000 | OTSEGO COUNTY COMMISSION ON AGING | Gaylord, MI | Nicolet National Bank |
| $150,000–350,000 | OTSEGO COUNTY COMMISSION ON AGING | GAYLORD, MI | Nicolet National Bank |
| $350,000–1 million | OTTAWA FOREST PRODUCTS INC. | Ironwood, MI | Nicolet National Bank |
| $350,000–1 million | OTTAWA FOREST PRODUCTS, INC. | IRONWOOD, MI | Nicolet National Bank |
| $150,000–350,000 | OUR LADY OF THE HOLY ROSARY CATHOLIC CHURCH | MEDFORD, WI | Nicolet National Bank |
| $150,000–350,000 | P&J KAMPO ELECTRIC, INC. | KAUKAUNA, WI | Nicolet National Bank |
| $350,000–1 million | PACELLI CATHOLIC SCHOOLS | STEVENS POINT, WI | Nicolet National Bank |
| $350,000–1 million | PACK AIR INC. | Neenah, WI | Nicolet National Bank |
| $350,000–1 million | PACK AIR INC. | NEENAH, WI | Nicolet National Bank |
| $1–2 million | PACKER CITY INTERNATIONAL TRUCKS, INC. | GREEN BAY, WI | Nicolet National Bank |
| $350,000–1 million | PACKER FASTENER AND SUPPLY, INC. | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | PACKERLAND BROKERAGE SERVICES, INC. | GREEN BAY, WI | Nicolet National Bank |
| $150,000–350,000 | PAGEL'S PONDEROSA CROPPING, LLC | KEWAUNEE, WI | Nicolet National Bank |
| $350,000–1 million | PAGEL'S PONDEROSA DAIRY, LLC | KEWAUNEE, WI | Nicolet National Bank |
| $1–2 million | PANEL PROCESSING INC. | Alpena, MI | Nicolet National Bank |
| $1–2 million | PANEL PROCESSING INC. | ALPENA, MI | Nicolet National Bank |
| $150,000–350,000 | PANEL PROCESSING OF COLDWATER INC. | Coldwater, MI | Nicolet National Bank |
| $150,000–350,000 | PANEL PROCESSING OF COLDWATER, INC. | COLDWATER, MI | Nicolet National Bank |
| $150,000–350,000 | PANEL PROCESSING OF NEW JERSEY, INC. | PENNSAUKEN, NJ | Nicolet National Bank |
| $150,000–350,000 | PANEL PROCESSING OF OREGON, INC. | KLAMATH FALLS, OR | Nicolet National Bank |
| $150,000–350,000 | PANEL PROCESSING OF TEXAS, INC. | JACKSONVILLE, TX | Nicolet National Bank |
| $150,000–350,000 | PAPAGIORGIO LLC | Milwaukee, WI | Nicolet National Bank |
| $150,000–350,000 | PAPAGIORGIO LLC | MILWAUKEE, WI | Nicolet National Bank |
| $150,000–350,000 | PAPER DIMENSIONS LLC | Beaver Dam, WI | Nicolet National Bank |