Williams Scotsman Inc
USDOT 350040 · MC-918177 · Baltimore, Maryland · Interstate for-hire carrier · 1,000+ power units
Williams Scotsman Inc (dba Willscot) is a corporation based in Baltimore, Maryland, registered with the FMCSA as an interstate carrier (private property, authorized for hire). It reports 1,426 power units and 1,120 drivers, which ranks it #2 by fleet size among 100 active for-hire carriers with 50+ power units headquartered in Maryland. In the 24 months to Sep 24, 2026 its trucks were inspected 675 times – about 0.5 inspections per power unit. 14.5% of vehicle inspections and 1.9% of driver inspections ended with an out-of-service order, against 14.8% and 1.1% for carriers of the same size nationally. FMCSA records 30 reportable crashes in the last 24 months (15 injuries, 0 fatalities, 30 tow-away), or 2.1 per 100 power units versus 2.6 for its size band. Crash counts in FMCSA data do not indicate fault. Its registered cargo types are drive-away / towaway, mobile homes.
Registration and contact
| Legal name | Williams Scotsman Inc |
|---|---|
| DBA name | Willscot |
| USDOT number | 350040 |
| Operating authority (docket) | MC-918177 |
| Entity type | Private Property, Authorized for Hire |
| Operation | Interstate |
| Business type | Corporation |
| Physical address | 901 S Bond Street Suite 600, Baltimore, MD 21231 |
| Phone | (610) 232-0838 |
| First registered | Apr 10, 1989 |
| Last MCS-150 update | Oct 28, 2024 |
| Hazmat carrier | No |
Check live authority, insurance and out-of-service status: FMCSA SAFER snapshot for USDOT 350040.
Fleet and drivers
| Equipment | Owned | Term-leased | Trip-leased |
|---|---|---|---|
| Straight trucks | 212 | 152 | 85 |
| Truck tractors | 271 | 685 | 21 |
| Trailers | 1,685 | 287 | 0 |
- 0.79 drivers per power unit (national median for 50+ unit fleets: 0.99).
- 2.0 trailers per tractor – a drop-and-hook style trailer pool.
- 28,800,000 miles reported for 2023 – about 20,196 miles per power unit vs a 32,421 median for 1,000+-unit fleets.
- 64% of listed equipment is owned rather than leased.
- 785 CDL drivers; 789 drivers operate interstate beyond 100 miles, 186 within 100 miles.
Safety record
Roadside inspections Sep 25, 2024 – Sep 24, 2026; crashes Nov 1, 2024 – Oct 31, 2026. Benchmarks: 1,000+-unit for-hire carriers nationally (241) and Maryland carriers with 50+ units (100).
| Measure | Williams Scotsman Inc | Same size, US | MD average | |
|---|---|---|---|---|
| Vehicle out-of-service rate | 14.5% | 14.8% | 14.4% | about average |
| Driver out-of-service rate | 1.9% | 1.1% | 1.9% | 67% higher than average |
| Crashes per 100 power units | 2.1 | 2.6 | 3.9 | 20% lower than average |
| Inspections | 675 | 637 with a driver check, 470 with a vehicle check, 280 BASIC violations recorded, 2 hazmat-related | ||
| FMCSA safety rating | Satisfactory (rated Feb 8, 2002) | |||
Cargo carried
Less common in this directory: mobile homes (95 of 5,000 carriers); drive-away / towaway (383 of 5,000 carriers).
Similar carriers in Maryland
Closest fleet size and cargo mix among Maryland carriers in this directory.
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| Thompsongas LLC USDOT 2812287 | Frederick | 1,210 | 787 | 635 | 6.3% | 17 |
| Cowan Systems LLC USDOT 548880 | Baltimore | 1,882 | 1,882 | 2,153 | 22.7% | 130 |
| Perdue Transportation Incorporated USDOT 204935 | Salisbury | 289 | 314 | 189 | 12.5% | 19 |
| D M Bowman Inc USDOT 135530 | Williamsport | 265 | 244 | 274 | 21.2% | 19 |
| Cowan Intermodal Group LLC USDOT 215194 | Baltimore | 239 | 226 | 273 | 33.2% | 11 |
| Lightning Transportation Inc USDOT 326966 | Hagerstown | 230 | 230 | 374 | 35.2% | 20 |
Other carriers near Baltimore
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| Quest Transport LLC USDOT 1425906 | Baltimore | 212 | 129 | 192 | 8.8% | 9 |
| Cockey's Enterprises Inc USDOT 550731 | Baltimore | 135 | 120 | 100 | 15.8% | 8 |
| MTS Transport LLC USDOT 2029816 | Baltimore | 134 | 45 | 204 | 22.2% | 17 |
| Solutions Transport LLC USDOT 334544 | Baltimore | 100 | 88 | 228 | 10.0% | 3 |
| Synagro Central LLC USDOT 629180 | Baltimore | 93 | 88 | 50 | 29.2% | 1 |
| Fleet Transitinc USDOT 154471 | Baltimore | 85 | 79 | 164 | 20.6% | 6 |
| Cowan Transport Services LLC USDOT 917652 | Baltimore | 77 | 65 | 76 | 29.5% | 4 |
| M D Miller Co Inc USDOT 751050 | Baltimore | 76 | 70 | 78 | 12.8% | 2 |
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FAQ
What is the USDOT number of Williams Scotsman Inc?
Williams Scotsman Inc is registered with USDOT number 350040 and operating authority MC-918177.
How many trucks does Williams Scotsman Inc have?
It reports 1,426 power units (977 tractors, 449 straight trucks) and 1,972 trailers, with 1,120 drivers, on its last MCS-150 update (Oct 28, 2024).
Where is Williams Scotsman Inc located?
Its registered physical address is in Baltimore, Maryland 21231.
What is the out-of-service rate of Williams Scotsman Inc?
Over 24 months, 14.5% of vehicle inspections and 1.9% of driver inspections resulted in an out-of-service order (same-size national average: 14.8% vehicle, 1.1% driver).
Is this your company?
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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.