| Pacific Petroleum California INC | 1533086 | 160 | 97 | InterstateHazmat |
| Calportland Construction | 2728982 | 123 | 103 | Intrastate |
| Alco Harvesting LLC | 2210324 | 87 | 66 | Interstate |
| City Of Santa Maria | 2810884 | 60 | 48 | Intrastate |
| Santa Maria Joint Union High School District | 2808652 | 56 | 43 | Intrastate |
| Thompson & Harvey Transportation INC | 1477121 | 49 | 67 | InterstateHazmat |
| Thompson Harvey Bay Area LLC | 2271357 | 45 | 90 | IntrastateHazmat |
| Santa Maria Organization Of Transportation Helpers | 2738248 | 42 | 28 | Intrastate |
| D & S Trucking | 3375488 | 42 | 42 | Intrastate |
| Royal Oak Ag Services INC | 3573239 | 37 | 30 | Interstate |
| Ramsey Asphalt Construction Corp | 2761779 | 32 | 21 | Intrastate |
| Cal Coast Machinery INC | 2669116 | 31 | 21 | Interstate |
| Speeds Oil Tool Service INC | 612644 | 27 | 17 | Intrastate |
| Rockin Cj Transport INC | 1166589 | 25 | 15 | InterstateHazmat |
| Plantel Nurseries INC | 830587 | 22 | 22 | Interstate |
| D&s Trucking | 2669441 | 22 | 10 | Intrastate |
| Central West Produce | 2773418 | 20 | 25 | Intrastate |
| All American Drilling INC | 3072881 | 20 | 11 | Intrastate |
| United Ag Labor Services, Inc. | 7535368 | 19 | 16 | Interstate |
| Rp Environmental INC | 2703090 | 18 | 15 | Interstate |
| Central Coast Distributing LLC | 2745598 | 18 | 22 | Intrastate |
| Diani Building Corp | 2761685 | 18 | 15 | IntrastateHazmat |
| Red Blossom Farms INC | 4066083 | 17 | 17 | Intrastate |
| Innovative Produce LP | 2694539 | 16 | 10 | Intrastate |
| Adam Bros Farming INC | 2743238 | 16 | 16 | Intrastate |
| Bonita Packing Company INC | 3449491 | 16 | 18 | Interstate |
| Pacific Sun Trucking INC | 3693147 | 16 | 13 | IntrastateHazmat |
| Trojan Petroleum INC | 2810636 | 15 | 15 | IntrastateHazmat |
| Taylor Drilling & Pump Incorporated | 3003199 | 15 | 8 | IntrastateHazmat |
| Mar Vista Berry II LLC | 3145940 | 15 | 16 | Intrastate |
| Api Waste Services | 2731464 | 14 | 10 | Intrastate |
| Legacy Growers LLC | 3996327 | 14 | 8 | IntrastateHazmat |
| Mid State Containers Sales INC | 1858183 | 13 | 6 | Intrastate |
| Engel & Gray INC | 50361 | 12 | 7 | Intrastate |
| The Jf Will Company INC | 2624069 | 12 | 6 | IntrastateHazmat |
| Bei | 2659641 | 12 | 8 | Intrastate |
| Osr Enterprises, Inc. | 2731319 | 12 | 14 | Intrastate |
| Jj Fisher Construction INC | 2769606 | 12 | 18 | Interstate |
| Teixeira Farms INC | 2804319 | 12 | 6 | Intrastate |
| Tovar Express INC | 3229623 | 12 | 7 | Interstate |
| Four Corners Towing INC | 2450482 | 11 | 7 | IntrastateHazmat |
| Durant Harvesting INC | 2613672 | 11 | 9 | Intrastate |
| Wm | 2831532 | 11 | 12 | Intrastate |
| Hvi Cat Canyon INC | 3245926 | 11 | 11 | IntrastateHazmat |
| Ez H2a Consulting Service | 3963978 | 11 | 11 | Intrastate |
| Central Coast Shuttle Services INC | 858333 | 10 | 10 | Interstate |
| Guggia Farms Trucking | 1650316 | 10 | 8 | IntrastateHazmat |
| All Clean Emergency Services | 1882468 | 10 | 6 | Interstate |
| Nacho's Trucking | 2387578 | 10 | 9 | Interstate |
| Betteravia Farms LLC | 2541912 | 10 | 7 | Intrastate |
| Atlas Performance Industries INC | 2624654 | 10 | 4 | Intrastate |
| Ag2 Transport Services LLC | 2890755 | 10 | 10 | Interstate |
| Gaspar Soilbuilders | 3660376 | 10 | 3 | Intrastate |
| Care Connection Transport Services LLC | 3852397 | 10 | 10 | Intrastate |
| Reiter Pacific Farms INC | 4197837 | 10 | 8 | Intrastate |
| International Van Lines INC | 153048 | 9 | 8 | Interstate |
| Chano's Trucking Freight Services INC | 2305186 | 9 | 5 | Interstate |
| Five Star Berries INC | 2914918 | 9 | 9 | Intrastate |
| Lkg Services And Sales INC | 3186861 | 9 | 8 | Interstate |
| Nex Gen Trucking LLC | 3258716 | 9 | 9 | Intrastate |
| Ez H2a Consulting Service | 3584916 | 9 | 5 | Intrastate |
| Jack's All-American Plumbing | 3694687 | 9 | 11 | IntrastateHazmat |
| Melfred Borzall INC | 4172015 | 9 | 7 | Interstate |
| S & B Truck Service | 695647 | 8 | 7 | Intrastate |
| A & B Trucking | 933935 | 8 | 7 | Interstate |
| C Beas Trucking | 1329943 | 8 | 7 | Intrastate |
| Gtl 1 LLC | 2192637 | 8 | 3 | IntrastateHazmat |
| Hayes Construction | 2709128 | 8 | 9 | Intrastate |
| M&r Trucking INC | 2883479 | 8 | 10 | Interstate |
| West Coast Packing INC | 3312541 | 8 | 4 | Intrastate |
| Portable Johns INC | 3478159 | 8 | 9 | Intrastate |
| Ram Ag Trucking INC | 2387920 | 7 | 7 | Interstate |
| Central Coast Traffic Safety INC | 2957313 | 7 | 4 | Intrastate |
| Cosco Diversified Finishes INC | 3099998 | 7 | 8 | Intrastate |
| G & R Transport | 3143269 | 7 | 7 | Interstate |
| R & E Concrete Company | 3147590 | 7 | 4 | Intrastate |
| Sierra Del Tigre Farms | 3433153 | 7 | 7 | Intrastate |
| Esparza Trucking | 3482884 | 7 | 7 | Intrastate |
| Fresh View Farms LLC | 3909810 | 7 | 5 | Intrastate |
| Road Runners Express Transport INC | 1115714 | 6 | 4 | Intrastate |
| Santa Maria Seeds INC | 1831134 | 6 | 25 | Interstate |
| Cjj Farming INC | 2158617 | 6 | 5 | Interstate |
| Blackjack Farms | 2688716 | 6 | 4 | Intrastate |
| Santa Maria Valley Crop Service INC | 2728496 | 6 | 6 | Intrastate |
| J D Humann Landscape Contractor | 2731360 | 6 | 5 | Intrastate |
| Agromich Jml INC | 3028503 | 6 | 1 | IntrastateHazmat |
| 3 Generaciones LLC | 3065245 | 6 | 3 | Intrastate |
| L & J Innovations LLC | 3699407 | 6 | 6 | Interstate |
| Hilbrant Transport INC | 4353837 | 6 | 3 | Interstate |
| Ward Trucking Company LLC | 4537196 | 6 | 2 | IntrastateHazmat |
| Smith Packing INC | 1581683 | 5 | 5 | Interstate |
| Craig Ball Trucking LLC | 2329708 | 5 | 4 | Intrastate |
| City Motors Towing INC | 2359333 | 5 | 5 | IntrastateHazmat |
| J J J Express | 2560746 | 5 | 4 | Interstate |
| Tognazzini Beverage Service | 2601348 | 5 | 4 | IntrastateHazmat |
| Paulino Lopez Martinez | 2610627 | 5 | 1 | Intrastate |
| Tri-Valley Vegetable Harvesting INC | 2649260 | 5 | 3 | Intrastate |
| Tunnell Roofing Co., Inc. | 2656273 | 5 | 6 | Intrastate |
| Specialty Crane & Rigging Corporation | 2671559 | 5 | 1 | Intrastate |
| Agro-Jal Cooling, INC | 2674685 | 5 | 5 | Intrastate |