| L & B CARTAGE INCSaginaw, MI | 12809 | 29 |
| L & D CAREY & SONS TRUCKING COMPANYMorley, MI | 1632685 | 9 |
| L & L XPEDITING TRANSPORTATION SERVICES LLCSouthfield, MI | 1160600 | 5 |
| L C GLOBAL LOGISTICS INCFarmington Hills, MI | 2483947 | 1 |
| L J BEAL & SON INCHorton, MI | 71940 | 8 |
| L R VINCENT TRUCK & SERVICE INCKingsford, MI | 114395 | 28 |
| L V MANAGEMENT INCWarren, MI | 1739803 | 6 |
| L&J ENTERPRISES-EAST WAYNE LLCDetroit, MI | 3022030 | 6 |
| L&K EXPRESS TRANSPORTATION LLCTaylor, MI | 2467244 | 2 |
| LACOMBE TRANSPORTATION LLCBoyne City, MI | 688185 | 2 |
| LAIDLAW CARRIERS BULK USA INCTecumseh, MI | 559942 | 16 |
| LAKE TO COAST TRUCKING INCGrand Rapids, MI | 4290698 | 1 |
| LAMA EXPRESS LLCDetroit, MI | 3773143 | 5 |
| LAND SHARK TRANSPORT LLCDetroit, MI | 4413098 | 2 |
| LANDMARK SERVICESKalamazoo, MI | 2165647 | 3 |
| LANDSCAPE AMERICA INCWarren, MI | 1632613 | 10 |
| LANSING SANITARY SUPPLY INCLansing, MI | 1382794 | 6 |
| LANSING TILE & INTERIOR INCLansing, MI | 1774928 | 1 |
| LAROCCA TRUCKING INCPetersburg, MI | 1445305 | 8 |
| LARRY ROSS GARAGE INCSouthfield, MI | 1196761 | 18 |
| LARSON MOVING & STG INCLudington, MI | 75818 | 2 |
| LASI'S LLCTroy, MI | 3650036 | 4 |
| LAWN DOCTOR OF SOUTH EAST GRAND RAPIDSGrand Rapids, MI | 2996635 | 4 |
| LAWTON VALLEY LINES INCLawton, MI | 348216 | 4 |
| LEACH TRUCKING COMPANYBridgeport, MI | 71992 | 21 |
| LEAR CORPORATIONSouthfield, MI | 109347 | 4 |
| LEE LOGGHEPeck, MI | 1803305 | 1 |
| LEGACY TRANSPORTATION LLCClinton Twp, MI | 4265715 | 41 |
| LEMARK TRUCKING INCShelby Twp, MI | 2133881 | 2 |
| LEWIS FRANK RAGLIN JRDetroit, MI | 1213512 | 1 |
| LI TRUCKING LLCSterling Hts, MI | 3797269 | 7 |
| LIBERTY TRANSIT LLCGrand Rapids, MI | 2382463 | 50 |
| LICAJ TRANSPORT INCPlymouth, MI | 3518908 | 12 |
| LIKE TRUCKING CORPDavison, MI | 2981218 | 24 |
| LINCOLN NURSERIES INCGrand Rapids, MI | 2320926 | 2 |
| LITTELL LOGISTICS LLCWhite Lake, MI | 4219714 | 15 |
| LITTLE TOWN JERKY COMPANYFalmouth, MI | 1910704 | 8 |
| LK TRANSPORT LLCGarden City, MI | 3349817 | 131 |
| LLZ TRUCKING LLCSterling Heights, MI | 2924532 | 12 |
| LMR TRUCKING INCMacomb, MI | 3715540 | 1 |
| LOAD BOSS LOGISTICS LLCHillsdale, MI | 4257347 | 1 |
| LOC INDUSTRIES INCWarren, MI | 2461935 | 1 |
| LOGISTIC ONE EXPRESS COMPANY LTDWarren, MI | 1685251 | 3 |
| LOGISTIC ONE LTDWarren, MI | 1339068 | 74 |
| LOGOS DISTRIBUTION SERVICES INCTecumseh, MI | 1608738 | 3 |
| LOMA TRUCKING & LANDSCAPE SUPPLIES INCVan Buren Township, MI | 592901 | 10 |
| LONESTAR LOGISTICS LLCCanton, MI | 4258984 | 5 |
| LSM TRANSPORT LLCNorthville, MI | 3337000 | 1 |
| LTA TRANSPORT LLCHighland, MI | 3136316 | 1 |
| LTS LOGISTICS INCMelvindale, MI | 4234667 | 92 |
| LUCA'S OUTDOOR MAINTANENCETroy, MI | 2254976 | 1 |
| LWJ TRUCKING LLCCaledonia, MI | 2985631 | 16 |
| LY-CON TRUCKING LLCGrand Blanc, MI | 4209891 | 2 |
| LYHNIDAS EXPRESS INCWestland, MI | 3461128 | 30 |
| LYLE'S LAWN SERVICE INCTroy, MI | 1667180 | 1 |