Curtis & Son Vacuum Service Inc
USDOT 619741 · MC-296490 · Liberty, Texas · Interstate for-hire carrier · 50–99 power units
Curtis & Son Vacuum Service Inc (dba Curtis & Son Companies) is a corporation based in Liberty, Texas, registered with the FMCSA as an interstate carrier (authorized for hire). It reports 97 power units and 133 drivers, which ranks it #399 by fleet size among 910 active for-hire carriers with 50+ power units headquartered in Texas. In the 24 months to Sep 24, 2026 its trucks were inspected 69 times – about 0.7 inspections per power unit. 12.3% of vehicle inspections and 0.0% of driver inspections ended with an out-of-service order, against 20.5% and 3.3% for carriers of the same size nationally. FMCSA records 5 reportable crashes in the last 24 months (4 injuries, 0 fatalities, 4 tow-away), or 5.2 per 100 power units versus 4.8 for its size band. Crash counts in FMCSA data do not indicate fault. Its registered cargo types are general freight, machinery, large objects, oilfield equipment.
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Registration and contact
| Legal name | Curtis & Son Vacuum Service Inc |
|---|---|
| DBA name | Curtis & Son Companies |
| USDOT number | 619741 |
| Operating authority (docket) | MC-296490 |
| Entity type | Authorized for Hire |
| Operation | Interstate |
| Business type | Corporation |
| Physical address | 4408 North Main Street, Liberty, TX 77575 |
| Phone | (936) 334-1188 |
| First registered | Nov 6, 1995 |
| Last MCS-150 update | Feb 4, 2026 |
| Hazmat carrier | No |
Check live authority, insurance and out-of-service status: FMCSA SAFER snapshot for USDOT 619741.
Fleet and drivers
| Equipment | Owned | Term-leased | Trip-leased |
|---|---|---|---|
| Straight trucks | 6 | 0 | 0 |
| Truck tractors | 91 | 0 | 0 |
| Trailers | 85 | 0 | 0 |
- 1.37 drivers per power unit (national median for 50+ unit fleets: 0.99) – suggests team driving, slip-seating or multiple shifts.
- 0.9 trailers per tractor.
- 2,484,688 miles reported for 2025 – about 25,615 miles per power unit vs a 38,151 median for 50–99-unit fleets.
- 100% of listed equipment is owned rather than leased.
- 53 CDL drivers; 0 drivers operate interstate beyond 100 miles, 133 within 100 miles.
Safety record
Roadside inspections Sep 25, 2024 – Sep 24, 2026; crashes Nov 1, 2024 – Oct 31, 2026. Benchmarks: 50–99-unit for-hire carriers nationally (5,500) and Texas carriers with 50+ units (910).
| Measure | Curtis & Son Vacuum Service | Same size, US | TX average | |
|---|---|---|---|---|
| Vehicle out-of-service rate | 12.3% | 20.5% | 18.6% | 40% lower than average |
| Driver out-of-service rate | 0.0% | 3.3% | 3.5% | none recorded |
| Crashes per 100 power units | 5.2 | 4.8 | 3.9 | about average |
| Inspections | 69 | 69 with a driver check, 65 with a vehicle check, 53 BASIC violations recorded | ||
| FMCSA safety rating | Satisfactory (rated Jan 29, 2015) | |||
Cargo carried
Less common in this directory: oilfield equipment (522 of 5,000 carriers).
Similar carriers in Texas
Closest fleet size and cargo mix among Texas carriers in this directory.
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| New Tex Trucking LLC USDOT 3092492 | Wolfforth | 90 | 115 | 146 | 21.4% | 4 |
| Bobwhite Energy Services LLC USDOT 2539489 | Victoria | 86 | 75 | 94 | 23.7% | 4 |
| Shepherd Energy Services LLC USDOT 3827862 | Odessa | 82 | 74 | 116 | 35.5% | 12 |
| Nitrogen Services LLC USDOT 2411447 | Midland | 117 | 51 | 16 | 8.3% | 0 |
| Es Express LLC USDOT 3537190 | Hallsville | 110 | 110 | 276 | 46.4% | 16 |
| 915 Hauler Inc USDOT 1643659 | El Paso | 85 | 43 | 215 | 37.6% | 7 |
Other carriers near Liberty
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| USA Debusk LLC USDOT 2297953 | Deer Park | 779 | 659 | 249 | 20.4% | 6 |
| Gulf Winds International Inc USDOT 690147 | Seabrook | 731 | 719 | 1,371 | 32.6% | 55 |
| Trimac Transportation Inc USDOT 36431 | Pasadena | 464 | 478 | 537 | 15.9% | 27 |
| R B Stewart Petroleum Products Inc USDOT 1290158 | Angleton | 356 | 278 | 451 | 1.4% | 7 |
| Texas Transeastern Inc USDOT 387401 | Pasadena | 344 | 535 | 749 | 11.9% | 43 |
| Plastic Express USDOT 56402 | Pasadena | 281 | 293 | 246 | 4.4% | 11 |
| Trimac Transportation Services (Western) Inc USDOT 256308 | Pasadena | 223 | 203 | 187 | 21.3% | 10 |
| Evergreen Environmental Services LLC USDOT 899688 | Laporte | 190 | 129 | 50 | 27.9% | 0 |
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FAQ
What is the USDOT number of Curtis & Son Vacuum Service Inc?
Curtis & Son Vacuum Service Inc is registered with USDOT number 619741 and operating authority MC-296490.
How many trucks does Curtis & Son Vacuum Service Inc have?
It reports 97 power units (91 tractors, 6 straight trucks) and 85 trailers, with 133 drivers, on its last MCS-150 update (Feb 4, 2026).
Where is Curtis & Son Vacuum Service Inc located?
Its registered physical address is in Liberty, Texas 77575.
What is the out-of-service rate of Curtis & Son Vacuum Service Inc?
Over 24 months, 12.3% of vehicle inspections and 0.0% of driver inspections resulted in an out-of-service order (same-size national average: 20.5% vehicle, 3.3% 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.