| $350,000–1 million | LBK, LTD | PLAINWELL, MI | Old National Bank |
| $150,000–350,000 | LCS PRECISION MOLDING, INC. | WATERVILLE, MN | Old National Bank |
| $350,000–1 million | LEE EQUIPMENT COMPANY, INC. | TERRE HAUTE, IN | Old National Bank |
| $350,000–1 million | LEELANAU WINE CELLARS, LTD. | ANN ARBOR, MI | Old National Bank |
| $350,000–1 million | LEGACY ERECTORS LLC | Indianapolis, IN | Old National Bank |
| $350,000–1 million | LEGACY ERECTORS LLC | INDIANAPOLIS, IN | Old National Bank |
| $150,000–350,000 | LEGACY LIVING OF JASPER LLC | JASPER, IN | Old National Bank |
| $1–2 million | LEGEND MECHANICAL, INC. | SAVAGE, MN | Old National Bank |
| $150,000–350,000 | LEHNER ENTERPRISES INC | Appleton, WI | Old National Bank |
| $150,000–350,000 | LENCO PAINTING INC | Adrian, MI | Old National Bank |
| $150,000–350,000 | LENCO PAINTING, INC | ADRIAN, MI | Old National Bank |
| $2–5 million | LENEX STEEL COMPANY | INDIANAPOLIS, IN | Old National Bank |
| $1–2 million | LENSING WHOLESALE INC | EVANSVILLE, IN | Old National Bank |
| $350,000–1 million | LENZEN CHEVROLET BUICK INC. | CHASKA, MN | Old National Bank |
| $150,000–350,000 | LEONARD J. BARTOSZEWICZ DDS | GRAND RAPIDS, MI | Old National Bank |
| $2–5 million | LESSORS, INC. | SAINT PAUL, MN | Old National Bank |
| $150,000–350,000 | LFR OF MADISON COUNTY, INC | ANDERSON, IN | Old National Bank |
| $150,000–350,000 | LIBERTY AUTO SALVAGE, INC | EVANSVILLE, IN | Old National Bank |
| $350,000–1 million | LIBERTY MANUFACTURING COMPANY | Portage, MI | Old National Bank |
| $350,000–1 million | LIBERTY MANUFACTURING COMPANY | PORTAGE, MI | Old National Bank |
| $150,000–350,000 | LIFE TREATMENT CENTERS INC | SOUTH BEND, IN | Old National Bank |
| $150,000–350,000 | LIFE TREATMENT CENTERS INC. | South Bend, IN | Old National Bank |
| $150,000–350,000 | LIFE'S TOUCH HOME HEALTH | INDIANAPOLIS, IN | Old National Bank |
| $150,000–350,000 | LIFE'S TOUCH HOME HEALTH INC. | Indianapolis, IN | Old National Bank |
| $150,000–350,000 | LIGHTHOUSE CHRISTIAN ACADEMY INC | BLOOMINGTON, IN | Old National Bank |
| $150,000–350,000 | LIGHTHOUSE PSYCHOLOGICAL SERVICES, INC. | MINNEAPOLIS, MN | Old National Bank |
| $150,000–350,000 | LIGHTNING DISPOSAL INC. | INVER GROVE HEIGHTS, MN | Old National Bank |
| $150,000–350,000 | LINDER OIL CO., INC. A/K/A LINDER OIL COMPANY, INC. | OSSIAN, IN | Old National Bank |
| $150,000–350,000 | LINEN EFFECTS INC | Minneapolis, MN | Old National Bank |
| $150,000–350,000 | LINEN EFFECTS INC | MINNEAPOLIS, MN | Old National Bank |
| $150,000–350,000 | LIONS TAP INC | EDEN PRAIRIE, MN | Old National Bank |
| $350,000–1 million | LIONS TAP INC. | Eden Prairie, MN | Old National Bank |
| $150,000–350,000 | LIQUID ASSET PARTNERS LLC | Grand Rapids, MI | Old National Bank |
| $150,000–350,000 | LIQUID ASSET PARTNERS LLC | GRAND RAPIDS, MI | Old National Bank |
| $350,000–1 million | LITINPAK INC | Minneapolis, MN | Old National Bank |
| $350,000–1 million | LITINPAK, INC | ANDOVER, MN | Old National Bank |
| $150,000–350,000 | LITTLE SPROUTS CHILDCARE AND PRESCHOOL INC. | Woodbury, MN | Old National Bank |
| $150,000–350,000 | LIVE OAK LLC | YPSILANTI, MI | Old National Bank |
| $150,000–350,000 | LIVING CHRIST LUTHERAN CHURCH | CHANHASSEN, MN | Old National Bank |
| $150,000–350,000 | LIVINGSTON ENGINEERING LC | Brighton, MI | Old National Bank |
| $150,000–350,000 | LIVINGSTON ENGINEERING, LC | BRIGHTON, MI | Old National Bank |
| $150,000–350,000 | LLD INC | Crestwood, KY | Old National Bank |
| $150,000–350,000 | LLD, INC | CRESTWOOD, KY | Old National Bank |
| $150,000–350,000 | LLOYD'S ICE CREAM, INC. | EVANSVILLE, IN | Old National Bank |
| $150,000–350,000 | LM PRODUCTS INC | Anderson, IN | Old National Bank |
| $150,000–350,000 | LM PRODUCTS, INC | ANDERSON, IN | Old National Bank |
| $150,000–350,000 | LMP CORPORATION | South Bend, IN | Old National Bank |
| $350,000–1 million | LOCKMASTERS, INC. | NICHOLASVILLE, KY | Old National Bank |
| $150,000–350,000 | LOGISTICS SERVICES, INC. | Eagan, MN | Old National Bank |
| $350,000–1 million | LONSDALE PACKAGING | Lonsdale, MN | Old National Bank |
| $350,000–1 million | LONSDALE PACKAGING INC | LONSDALE, MN | Old National Bank |
| $150,000–350,000 | LOOGOOTEE REALTY LLC | Carmel, IN | Old National Bank |
| $150,000–350,000 | LOOGOOTEE REALTY LLC | LOOGOOTEE, IN | Old National Bank |
| $150,000–350,000 | LORTON DATA, INC. | ARDEN HILLS, MN | Old National Bank |
| $350,000–1 million | LOTTER ENTERPRISES, INC. | PICKEREL, WI | Old National Bank |
| $350,000–1 million | LOTUS TECHNICAL INC. | Minneapolis, MN | Old National Bank |
| $350,000–1 million | LOTUS TECHNICAL, INCORPORATED | MINNEAPOLIS, MN | Old National Bank |
| $1–2 million | LOUIE ENTERPRISES LLC | Portage, MI | Old National Bank |
| $350,000–1 million | LOUIE ENTERPRISES LLC | PORTAGE, MI | Old National Bank |
| $150,000–350,000 | LOUPAT CORPORATION | Newport, MN | Old National Bank |
| $150,000–350,000 | LOUPAT CORPORATION | NEWPORT, MN | Old National Bank |
| $350,000–1 million | LPG & NH3 SUPPLY, INC. | BUFFALO, MN | Old National Bank |
| $350,000–1 million | LUBOVICH EXCAVATING INCORPORATED | Clinton, IN | Old National Bank |
| $350,000–1 million | LUBOVICH EXCAVATING, INC. | CLINTON, IN | Old National Bank |
| $350,000–1 million | LUCIDCORPS, LLC | INDIANAPOLIS, IN | Old National Bank |
| $350,000–1 million | LUCY BURNS INSTITUTE INC | MIDDLETON, WI | Old National Bank |
| $150,000–350,000 | LUMA CORPORATION | SHAKOPEE, MN | Old National Bank |
| $150,000–350,000 | LUND IMPLEMENT CO. | MADISON, MN | Old National Bank |
| $150,000–350,000 | LURE LLC | Owensboro, KY | Old National Bank |
| $150,000–350,000 | LUTHERAN SCHOOL ASSOCIATION OF EVANSVILLE INDIANA | EVANSVILLE, IN | Old National Bank |
| $150,000–350,000 | LVZ ADVISORS | HOLLAND, MI | Old National Bank |
| $350,000–1 million | LYNDE GREENHOUSE & NURSERY, INC. | MAPLE GROVE, MN | Old National Bank |
| $150,000–350,000 | LYNN C. HYLAND, D.D.S., P.C. | Kalamazoo, MI | Old National Bank |
| $150,000–350,000 | LYNN C. HYLAND, D.D.S., P.C. | KALAMAZOO, MI | Old National Bank |
| $150,000–350,000 | LYNN TRANSPORTATION, INC. | BELOIT, WI | Old National Bank |
| $350,000–1 million | M & C CONCRETE COMPANY, INC | INDIANAPOLIS, IN | Old National Bank |
| $150,000–350,000 | M E R COPRORATION | INDIANAPOLIS, IN | Old National Bank |
| $150,000–350,000 | M EMPLOYMENT INC | HOPKINS, MN | Old National Bank |
| $150,000–350,000 | M&D MANAGEMENT LLC | Minneapolis, MN | Old National Bank |
| $150,000–350,000 | M&D MANAGEMENT LLC | MINNEAPOLIS, MN | Old National Bank |
| $150,000–350,000 | M&M FABRICATION LLC | Bicknell, IN | Old National Bank |
| $150,000–350,000 | M&M FABRICATION, LLC | ELNORA, IN | Old National Bank |
| $150,000–350,000 | M&M IRISH LLC | West Lafayette, IN | Old National Bank |
| $150,000–350,000 | M&M IRISH, LLC | WEST LAFAYETTE, IN | Old National Bank |
| $350,000–1 million | M&M MANUFACTURING INC. | Pine City, MN | Old National Bank |
| $350,000–1 million | M&M MANUFACTURING, INC. | PINE CITY, MN | Old National Bank |
| $2–5 million | M. G. MCGRATH, INC. | SAINT PAUL, MN | Old National Bank |
| $1–2 million | M. G. MCGRATH, INC. GLASS & GLAZING | SAINT PAUL, MN | Old National Bank |
| $350,000–1 million | M.M. MILLER BROTHERS EXCAVATING INC | HAMEL, MN | Old National Bank |
| $150,000–350,000 | M.T. WILLIAMS INC | HOPKINS, MN | Old National Bank |
| $150,000–350,000 | M1,LLC | ROGERS, MN | Old National Bank |
| $150,000–350,000 | MACKENTHUN'S MEATS AND DELI, INC. | SAINT BONIFACIUS, MN | Old National Bank |
| $1–2 million | MACPHAIL CENTER FOR MUSIC | Minneapolis, MN | Old National Bank |
| $1–2 million | MACPHAIL CENTER FOR MUSIC | MINNEAPOLIS, MN | Old National Bank |
| $1–2 million | MAD ANTHONY BREWING CO | FORT WAYNE, IN | Old National Bank |
| $150,000–350,000 | MADISON AUTO TRIM LLC | MADISON, WI | Old National Bank |
| $150,000–350,000 | MADISON AUTO TRIM LLC | Madison, WI | Old National Bank |
| $150,000–350,000 | MADISON BOTTLING COMPANY | MADISON, MN | Old National Bank |
| $1–2 million | MADISON HEALTHCARE SERVICES | MADISON, MN | Old National Bank |
| $150,000–350,000 | MADISON SAND & GRAVEL CO. INC | DEFOREST, WI | Old National Bank |