| B & K TRUCKING LLCMarathon, WI | 625386 | 21 |
| B & M AUTO SALES & PARTS INCWaukesha, WI | 350157 | 1 |
| B 2 A LLCChippewa Fls, WI | 3823321 | 11 |
| B E HEINS CONTRACTING LLCMadison, WI | 4191041 | 7 |
| B&Z TRANSPORT LLCOconomowoc, WI | 3848023 | 1 |
| BACKYARDSTONE LLCEau Claire, WI | 3774623 | 1 |
| BADGER METER INCMilwaukee, WI | 156488 | 3 |
| BADGER MINING CORPORATIONBerlin, WI | 21972 | 6 |
| BADGER STATE WASTE LLCAllenton, WI | 4464762 | 36 |
| BADGER STATE WESTERN INCAbbotsford, WI | 167718 | 42 |
| BAKKEN TRANSPORT LLCEttrick, WI | 3070478 | 7 |
| BALKAN EXPRESS LLCFranklin, WI | 2393523 | 30 |
| BASEMAN FLOORS INCAppleton, WI | 417264 | 5 |
| BAUER AND SON TRUCKING LLCEllsworth, WI | 4189165 | 2 |
| BAUSCH TRUCKING LLCGlen Haven, WI | 859254 | 3 |
| BAXTER TRANSFER LLCDarlington, WI | 588790 | 7 |
| BAY CONVERTING INCGreen Bay, WI | 3587515 | 1 |
| BAY INSULATION OF MINNESOTA INCGreen Bay, WI | 847696 | 1 |
| BAY METAL WORKS INCGreen Bay, WI | 2514698 | 1 |
| BAYLAND TRANSPORT AND LOGISTICS LLCGreen Bay, WI | 3708102 | 47 |
| BCP TRANSPORTATION INCDeerfield, WI | 1021713 | 104 |
| BEACH PARK FREIGHT LINES INCColfax, WI | 216419 | 4 |
| BEAR CLAW TRUCKING LLCUnion Grove, WI | 2861282 | 2 |
| BEL REGIONAL HOME MEDICAL INCGreen Bay, WI | 598752 | 14 |
| BENCHMARK TRANSPORT CORPPleasant Prairie, WI | 2826067 | 22 |
| BERKBRIE LOGISTICS INCLa Crosse, WI | 83667 | 31 |
| BETTENDORF TRANSFER & EXCAVATING INCRiver Falls, WI | 46329 | 3 |
| BF TRANSPORTATION LLCMilwaukee, WI | 2993155 | 30 |
| BIG COUNTRY CUSTOMS LLCKaukauna, WI | 4131245 | 1 |
| BIG DOG MOVERS OF MADISON LLCPr Du Sac, WI | 3284064 | 5 |
| BIG RED MACHINERY MOVERS INCMilwaukee, WI | 275185 | 10 |
| BIGWOZ LOGISTICS LLCAppleton, WI | 3468560 | 1 |
| BILATO LLCMequon, WI | 3953842 | 130 |
| BILL DENTINGER INCWaukesha, WI | 771124 | 2 |
| BILL MCNULTY TRUCKING LLCBlack River Falls, WI | 459486 | 1 |
| BJELLAND SHAVINGS LLCGrantsburg, WI | 300074 | 13 |
| BLACK DOG EXPRESS LLCMauston, WI | 1670916 | 2 |
| BLACKHAWK TRANSPORT INCBeloit, WI | 391460 | 703 |
| BLACKMIGO LOGISTICS LLCBeloit, WI | 3345735 | 2 |
| BLACKROCK EXPRESS LLCOmro, WI | 4212122 | 5 |
| BLAZE TRANSPORTATION LLCMilwaukee, WI | 3880805 | 2 |
| BLUE DIAMOND LOGISTICS LLCMilwaukee, WI | 3933051 | 1 |
| BLUE SKY CONTRACTORS LLCAppleton, WI | 2108954 | 5 |
| BLUE TRANSPORT LLCMilwaukee, WI | 3561865 | 5 |
| BOETTCHER TRUCK LINES LLCFairchild, WI | 2108339 | 19 |
| BOGSETH TRANSPORT LLCOwen, WI | 3471676 | 12 |
| BOLT FREIGHT INCKenosha, WI | 3336569 | 14 |
| BOUCHER TRUCKING LLCGreen Bay, WI | 158662 | 3 |
| BOUMATIC LLCMadison, WI | 1689449 | 1 |
| BPM LOGISTICS INCMequon, WI | 4167737 | 1 |
| BRADLEY HOTSHOT LLCDenmark, WI | 4310294 | 1 |
| BRENNER AG TRANSPORT LLCEau Galle, WI | 2128543 | 3 |
| BRENT FUCHS TRUCKING LLCManitowoc, WI | 1276261 | 1 |
| BRIAN DREHER TRUCKING INCCampbellsport, WI | 2341954 | 6 |
| BRIAN INCCudahy, WI | 2094074 | 36 |
| BROOKS & JEFFERSON HAULING LLCMilwaukee, WI | 3446656 | 1 |
| BRT SERVICES LLCBig Bend, WI | 2997500 | 22 |
| BRUCE SETTER COMPANYDresser, WI | 703866 | 1 |
| BRYAN P SOMMERFELDComstock, WI | 2110706 | 2 |
| BULK MATERIAL TRUCKING COMPANYElkhorn, WI | 1471596 | 11 |
| BURTON TRANSPORT LLCTomah, WI | 3336779 | 8 |
| BUTTLES CUSTOM AG LLCWaupaca, WI | 2462749 | 20 |