A-1 Transit Corporation
USDOT 943618 · MC-404792 · Marathon, Wisconsin · Interstate for-hire carrier · 250–499 power units
A-1 Transit Corporation is a corporation based in Marathon, Wisconsin, registered with the FMCSA as an interstate carrier (authorized for hire). It reports 398 power units and 241 drivers, which ranks it #26 by fleet size among 267 active for-hire carriers with 50+ power units headquartered in Wisconsin. In the 24 months to Sep 24, 2026 its trucks were inspected 127 times – about 0.3 inspections per power unit. 24.7% of vehicle inspections and 0.0% of driver inspections ended with an out-of-service order, against 18.3% and 2.0% for carriers of the same size nationally. FMCSA records 13 reportable crashes in the last 24 months (3 injuries, 0 fatalities, 12 tow-away), or 3.3 per 100 power units versus 4.2 for its size band. Crash counts in FMCSA data do not indicate fault. Its registered cargo types are general freight, metal: sheets, coils, rolls, motor vehicles, logs, poles, beams, lumber, building materials, machinery, large objects, commodities dry bulk, construction.
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Registration and contact
| Legal name | A-1 Transit Corporation |
|---|---|
| DBA name | — |
| USDOT number | 943618 |
| Operating authority (docket) | MC-404792 |
| Entity type | Authorized for Hire |
| Operation | Interstate |
| Business type | Corporation |
| Physical address | 205 North Street, Marathon, WI 54448 |
| Phone | (715) 870-4692 |
| First registered | Mar 28, 2001 |
| Last MCS-150 update | May 2, 2025 |
| Hazmat carrier | Yes |
Check live authority, insurance and out-of-service status: FMCSA SAFER snapshot for USDOT 943618.
Fleet and drivers
| Equipment | Owned | Term-leased | Trip-leased |
|---|---|---|---|
| Straight trucks | 132 | 0 | 0 |
| Truck tractors | 266 | 0 | 0 |
| Trailers | 1,143 | 0 | 0 |
- 0.61 drivers per power unit (national median for 50+ unit fleets: 0.99).
- 4.3 trailers per tractor – a drop-and-hook style trailer pool.
- 12,055,467 miles reported for 2024 – about 30,290 miles per power unit vs a 41,335 median for 250–499-unit fleets.
- 100% of listed equipment is owned rather than leased.
- 241 CDL drivers; 30 drivers operate interstate beyond 100 miles, 100 within 100 miles.
Safety record
Roadside inspections Sep 25, 2024 – Sep 24, 2026; crashes Nov 1, 2024 – Oct 31, 2026. Benchmarks: 250–499-unit for-hire carriers nationally (792) and Wisconsin carriers with 50+ units (267).
| Measure | A-1 Transit Corporation | Same size, US | WI average | |
|---|---|---|---|---|
| Vehicle out-of-service rate | 24.7% | 18.3% | 17.1% | 35% higher than average |
| Driver out-of-service rate | 0.0% | 2.0% | 1.1% | none recorded |
| Crashes per 100 power units | 3.3 | 4.2 | 4.8 | 21% lower than average |
| Inspections | 127 | 127 with a driver check, 81 with a vehicle check, 86 BASIC violations recorded | ||
| FMCSA safety rating | Not rated – most carriers have never had a compliance review; this is not a negative finding. | |||
Cargo carried
Less common in this directory: motor vehicles (873 of 5,000 carriers).
Similar carriers in Wisconsin
Closest fleet size and cargo mix among Wisconsin carriers in this directory.
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| N & M Transfer Company Inc USDOT 191755 | Neenah | 332 | 424 | 282 | 11.9% | 25 |
| Cleary Transport LLC USDOT 1617548 | Verona | 201 | 223 | 88 | 36.5% | 1 |
| Precision Transport Company LLC USDOT 1467370 | Eau Claire | 458 | 180 | 82 | 29.7% | 4 |
| Avala Express LLC USDOT 2427589 | Franksville | 556 | 265 | 543 | 31.9% | 31 |
| Payne & Dolan Inc USDOT 152572 | Waukesha | 181 | 356 | 27 | 11.1% | 4 |
| Active USA LLC USDOT 12358 | Pleasant Priaire | 351 | 335 | 263 | 3.4% | 11 |
Other carriers near Marathon
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| County Transit Inc USDOT 381219 | Marathon | 129 | 88 | 34 | 4.3% | 3 |
| Roehl Transport Inc USDOT 74481 | Marshfield | 2,128 | 2,201 | 2,164 | 17.5% | 140 |
| Ho Wolding Inc USDOT 46811 | Amherst | 632 | 533 | 834 | 18.7% | 51 |
| Fahrner Asphalt Sealers LLC USDOT 1608048 | Plover | 248 | 218 | 41 | 31.2% | 3 |
| Sparhawk Trucking Inc USDOT 185114 | Wisconsin Rapids | 178 | 146 | 188 | 19.1% | 13 |
| Karls Transport Inc USDOT 294345 | Antigo | 168 | 129 | 179 | 22.2% | 13 |
| Wausau Supply Trucking LLC USDOT 3422451 | Schofield | 134 | 133 | 187 | 24.0% | 5 |
| Windy Hill Foliage Inc USDOT 201875 | Marshfield | 133 | 125 | 196 | 37.0% | 14 |
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FAQ
What is the USDOT number of A-1 Transit Corporation?
A-1 Transit Corporation is registered with USDOT number 943618 and operating authority MC-404792.
How many trucks does A-1 Transit Corporation have?
It reports 398 power units (266 tractors, 132 straight trucks) and 1,143 trailers, with 241 drivers, on its last MCS-150 update (May 2, 2025).
Where is A-1 Transit Corporation located?
Its registered physical address is in Marathon, Wisconsin 54448.
What is the out-of-service rate of A-1 Transit Corporation?
Over 24 months, 24.7% of vehicle inspections and 0.0% of driver inspections resulted in an out-of-service order (same-size national average: 18.3% vehicle, 2.0% driver).
Source: FMCSA Company Census File, SMS inspection file and Crash File (data.transportation.gov), refreshed 2026-11-04. Figures are as reported to FMCSA and may lag. How we calculate these numbers. Spotted an error? Carriers update their record with FMCSA via the MCS-150 form; see corrections.