| S & G TRUCKING LLCOthello, WA | 1873239 | 6 |
| S & N TRANSPORT LLCSpanaway, WA | 3861619 | 1 |
| S AND S HOSPITALITY INCKennewick, WA | 3172111 | 1 |
| S T TRANSPORT INCYakima, WA | 4073193 | 1 |
| SAADIA RASHIDKent, WA | 2941425 | 1 |
| SAFDARI LLCKent, WA | 3573519 | 3 |
| SAFE TRUCKING LLCKent, WA | 2355254 | 2 |
| SAFEBEE TRANSPORTATION LLCLake Stevens, WA | 3598026 | 1 |
| SAFEKEEP LOGISTICS LLCTacoma, WA | 2844160 | 1 |
| SAHAL TRANSPORTATION LLCKent, WA | 2965035 | 3 |
| SAHAN ENTERPRISES LLCSeattle, WA | 3429331 | 2 |
| SAHI TRUCKING LLCMarysville, WA | 2043174 | 6 |
| SAINT ANNA LLCCheney, WA | 4362766 | 1 |
| SAMRA LLCLynden, WA | 3684373 | 2 |
| SAMRA TRUCKING LLCPuyallup, WA | 4256832 | 15 |
| SAND TRUCKING LLCAuburn, WA | 4310541 | 1 |
| SANDHU TRANSPORTATION LLCKent, WA | 1742174 | 8 |
| SANGRUR TRANSPORT LLCEverett, WA | 3578563 | 1 |
| SANMAR TRUCKING LLCLacey, WA | 4578876 | 37 |
| SANTAMARIA TRANSPORT LLCTacoma, WA | 1491371 | 5 |
| SAP TRANSPORTATION LLCVancouver, WA | 4044757 | 1 |
| SAROHA TRUCKING LLCKent, WA | 3772487 | 4 |
| SARSTEN TRUCKING AND EXCAVATION LLCOmak, WA | 2970870 | 1 |
| SAVITRI CHANDAuburn, WA | 2462471 | 1 |
| SCAFCO CORPORATIONSpokane, WA | 13366 | 37 |
| SCHUEG EXPRESS LLCKenmore, WA | 3781578 | 88 |
| SCOTT TRANSPORT LLCOthello, WA | 3310626 | 5 |
| SCOTT VESSEY TRUCKING LLCElma, WA | 1021771 | 16 |
| SEALIFE DOLPHIN LLCVancouver, WA | 3955861 | 1 |
| SEATAC TRANSPORT LLCPuyallup, WA | 4247769 | 1 |
| SEATTLE BOX COMPANYKent, WA | 176539 | 2 |
| SEATTLE EXPRESS TRUCKING LLCTacoma, WA | 3574119 | 1 |
| SEATTLE TRANS LLCMill Creek, WA | 1504029 | 5 |
| SECURE CARRIERS LLCFerndale, WA | 3513167 | 1 |
| SEEK FAST TRANSPORTATION LLCMaple Valley, WA | 4435899 | 2 |
| SEHAJ TRANSPORT INCPuyallup, WA | 3220671 | 3 |
| SEKHON EXPRESS LLCKent, WA | 3115648 | 6 |
| SEMBEL LLCBurien, WA | 3687812 | 1 |
| SEMOMO TRUCKING LLCSeattle, WA | 3611775 | 16 |
| SEPTIC PROS LLCTacoma, WA | 4144341 | 4 |
| SERVICE TRANSPORT INCEast Wenatchee, WA | 2408980 | 10 |
| SEVEN STARS LOGISTICS LLCSpokane, WA | 3079698 | 10 |
| SG SHINE TRANSPORT LLCRenton, WA | 3645338 | 1 |
| SHALOM TRUCKING LLCVancouver, WA | 3264903 | 1 |
| SHARAN TRUCKING LLCBellingham, WA | 3998684 | 1 |
| SHARON J CANDEE & DANIEL C PETERSVancouver, WA | 1285342 | 1 |
| SHAW APL LLCVancouver, WA | 3077266 | 10 |
| SHAWN HOFSTETTERAddy, WA | 2374924 | 2 |
| SHAWN ROCKWELLEllensburg, WA | 575407 | 1 |
| SHAWNS PRODUCEEverett, WA | 2354129 | 1 |
| SHCH LLCBonney Lake, WA | 3219840 | 3 |
| SHEBA TRANSPORT LLCKent, WA | 3530322 | 4 |
| SHERGILL TRANSPORTATION INCFerndale, WA | 3125018 | 1 |
| SHOCKER TRANSPORT LLCEdgewood, WA | 2001473 | 2 |
| SHWAN TRUCKING LLCKent, WA | 2367644 | 1 |
| SI LOGISTICS INCVancouver, WA | 3864103 | 4 |
| SIDHU CARGO LLCBothell, WA | 4450331 | 1 |
| SIDHU FREIGHTLINES LLCPacific, WA | 4402460 | 1 |
| SIDHU ROADONE LLCAuburn, WA | 4192615 | 1 |
| SIDHU TRANSPORTATION LLCAuburn, WA | 3393262 | 1 |
| SIERRAS BROS HAULERS LLCEverson, WA | 4224772 | 1 |
| SIGMA TRANS LLCVancouver, WA | 1980230 | 15 |
| SILAV LLCEverett, WA | 3485234 | 1 |
| SILVER CARRIER INCLynden, WA | 3605234 | 2 |
| SILVER MOUNTAIN TRANSPORTATION LLCEverett, WA | 3374339 | 1 |
| SILVER STAR FREIGHT INCVancouver, WA | 2263431 | 2 |
| SINGH BROS CONTAINER SERVICES LLCPuyallup, WA | 4231393 | 1 |
| SINGHAL TRANSPORT LLCCheney, WA | 3721487 | 1 |
| SINIT TRUCKING LLCEverett, WA | 4220334 | 1 |
| SION GLORY MOUNT LLCPasco, WA | 2569598 | 1 |
| SISTEMA TRANSPORT LLCPuyallup, WA | 3545625 | 1 |
| SK EXPRESS LLCNoosack, WA | 3940361 | 1 |
| SK INTERMODAL LLCSeattle, WA | 3178963 | 3 |
| SKAGIT FARMERS SUPPLYBurlington, WA | 605232 | 96 |
| SKY 2 C TRANS LLCKennewick, WA | 1304751 | 4 |
| SKY CITY TRUCKING LLCFife, WA | 2558947 | 36 |
| SKY WING TRUCKING LLCMount Vernon, WA | 4286487 | 1 |
| SKYLINE MAIL CARRIERS INCTacoma, WA | 130402 | 82 |
| SKYMILE LOGISTICS LLCSeatac, WA | 3972001 | 1 |
| SKYS AUTO REPAIR AND DETAILING COEverett, WA | 2482638 | 1 |
| SLE INCVancouver, WA | 1083863 | 23 |
| SLM CONSTRUCTION LLCKennewick, WA | 4571170 | 1 |
| SM CARRIER LLCSpanaway, WA | 4429768 | 2 |
| SNELL CRANE SERVICE INCOlympia, WA | 1493101 | 51 |
| SOBERANES TRANSPORT LLCMabton, WA | 1039885 | 1 |
| SODO LOGISTICS LLCFife, WA | 2986689 | 14 |
| SOLO EXPRESS LLCAuburn, WA | 3598116 | 1 |
| SOLS EARTHWORKS LLCOlympia, WA | 4334396 | 1 |
| SOLUTION DEMOLITION LLCEverett, WA | 3973348 | 1 |
| SOM AMERICAN TRANSPORT LLCSeatac, WA | 3011009 | 1 |
| SONIC FREIGHTLINES LLCBellingham, WA | 3960344 | 11 |
| SOONTRIP LLCSeattle, WA | 3858853 | 3 |
| SOUND INTERMODAL LLCSeattle, WA | 2727339 | 10 |
| SOUND SLEEP PRODUCTS INCLacey, WA | 565789 | 6 |
| SOUTH HAWKS TRANSPORT LLCPasco, WA | 3102176 | 2 |
| SP FREIGHT LLCVancouver, WA | 3712970 | 2 |
| SPARROW TRANSPORT LLCEdgewood, WA | 4183348 | 1 |
| SPECIALTY FOREST PRODUCTS TRUCKING LLCSumner, WA | 1796642 | 15 |
| SPEED DEMON TRUCKING CORPYakima, WA | 3995403 | 2 |
| SPIRIT CARGO LLCPuyallup, WA | 4017764 | 2 |
| SPIRIT LOGISTICS LLCVancouver, WA | 4397688 | 1 |
| SPIRIT TRANSPORT SYSTEMS INC.Kent, WA | 1424414 | 27 |
| SPOKANE PRODUCE INCSpokane, WA | 183684 | 66 |
| SRA CARGO TRANSPORT LLCAuburn, WA | 3072161 | 3 |
| SRA TRANSPORT LLCKent, WA | 3447777 | 1 |
| SRAN LLCTacoma, WA | 4185043 | 1 |
| SRV LOGISTICS LLCAuburn, WA | 4258787 | 1 |
| SRV TRANSPORT LLCSpokane, WA | 3473924 | 18 |
| SSA TERMINALS LLCSeattle, WA | 1908774 | 39 |
| SSG WASHINGTON LLCYakima, WA | 7194766 | 3 |
| SSK LOGISTICS LLCAuburn, WA | 3463858 | 3 |
| SSSM TRANSPORTATION LLCBellingham, WA | 3295786 | 1 |
| ST LAWRENCE TRANSPORT INCSumas, WA | 2846126 | 2 |
| ST PATRICK'S SCHOOLPasco, WA | 2092740 | 1 |
| ST TRUCKING LLCFederal Way, WA | 1635629 | 2 |
| STABILITY SOUTH NORTH TRANSPORT LLCVancouver, WA | 3276111 | 1 |
| STAGING ASSOCIATES LTDKent, WA | 151540 | 9 |
| STAR LIGHT TRUCKING LLCRidgefield, WA | 2582195 | 1 |
| STAR MOVING & STORAGE INCTacoma, WA | 80544 | 1 |
| STAR TRUCK LLCLake Tapps, WA | 3560527 | 18 |
| STAR TRUCKING LLCLake Tapps, WA | 710796 | 5 |
| STAR TRUCKING SERVICE LLCFederal Way, WA | 2999825 | 1 |
| STAR UNITED LOGISTICS LLCKent, WA | 3468512 | 1 |
| STARGATE EXPRESS INCLakewood, WA | 4293215 | 1 |
| STARLINE LOGISTICS LLCNewcastle, WA | 2825804 | 41 |
| STATE CONSTRUCTION INCORPORATEDRenton, WA | 1918206 | 5 |
| STATE TO STATE LLCBuckley, WA | 3703516 | 3 |
| STEDFAST LLCSeattle, WA | 4522318 | 1 |
| STEEL HORSE TRANSPORT LLCBenton City, WA | 5977306 | 2 |
| STEELER INCSeattle, WA | 314942 | 28 |
| STELLAR AUTO LOGISTICS LLCVancouver, WA | 4214945 | 1 |
| STELLAR TRANSPORT INCSeatac, WA | 4094684 | 2 |
| STELLAR TRANSPORTATION LLCKent, WA | 3580392 | 5 |
| STEPAHANO'S LLCSeattle, WA | 3125514 | 1 |
| STEVEN P WARNEREverett, WA | 2001317 | 1 |
| STEWHOO VENTURES LLCBellingham, WA | 3544893 | 4 |
| STI TRANSFER INCKent, WA | 1066548 | 3 |
| STI TRANSPORTATION INCKent, WA | 2458518 | 10 |
| STL TRANSPORT LLCAuburn, WA | 2926910 | 2 |
| STRONG ROCK LLCFederal Way, WA | 4377405 | 1 |
| STRYDER MOTORFREIGHT USA INCTacoma, WA | 2044027 | 138 |
| SUKH RAI TRUCKING INCPuyallup, WA | 3543938 | 6 |
| SUMMIT LOGISTICS INCAirway Heights, WA | 1341028 | 42 |
| SUN VALLEY TRUCKING LLCSunnyside, WA | 1607177 | 7 |
| SUNNY SEATTLE CONSTRUCTIONEverett, WA | 3588285 | 6 |
| SUNNY TRANSPORT LLCKent, WA | 3126864 | 1 |
| SUNPAC LLCSunnyside, WA | 2455530 | 5 |
| SUNRISE LOGISTICS LLCKent, WA | 2640495 | 4 |
| SUNRISE TRANSIT LLCAuburn, WA | 2576217 | 1 |
| SUNRISE TRANSPORT SOLUTIONS LLCWashougal, WA | 3989290 | 1 |
| SUNSET TRANSPORT INCSeattle, WA | 291939 | 4 |
| SUNSHINE EXPRESS LLCKent, WA | 3093514 | 1 |
| SUNSHINE TRUCKING LLCKent, WA | 2062744 | 1 |
| SUNSTAR TRUCKING LLCFife, WA | 2466402 | 2 |
| SUPER LOGISTICS LLCKent, WA | 2966458 | 6 |
| SUPER TRANSPORTATION LLCKent, WA | 4446788 | 2 |
| SUPER X LLCAuburn, WA | 4273347 | 1 |
| SUPERIOR TREE SERVICE LLCPasco, WA | 1930483 | 19 |
| SUPERIOR TRUCK DRIVING LLCKent, WA | 2161092 | 2 |
| SUPERSTAR EXPRESS TRUCKING LLCSeattle, WA | 1913225 | 1 |
| SUSAN SPOONEROlympia, WA | 4431311 | 1 |
| SVISTUN STONE PERFORMANCE LLCBrush Prairie, WA | 1728403 | 1 |
| SWANSON HAY CO INCSpokane, WA | 67562 | 8 |
| SYSTEM TRANSPORT INCCheney, WA | 27935 | 966 |