Shamrock Environmental Corporation
USDOT 576512 · MC-281466 · Brown Summit, North Carolina · Interstate for-hire carrier · 100–249 power units
Shamrock Environmental Corporation (dba Reco Biotechnology-Ctw Specialties) is a corporation based in Brown Summit, North Carolina, registered with the FMCSA as an interstate carrier (private property, authorized for hire). It reports 184 power units and 128 drivers, which ranks it #40 by fleet size among 187 active for-hire carriers with 50+ power units headquartered in North Carolina. In the 24 months to Sep 24, 2026 its trucks were inspected 143 times – about 0.8 inspections per power unit. 10.6% of vehicle inspections and 2.8% of driver inspections ended with an out-of-service order, against 18.8% and 2.6% for carriers of the same size nationally. FMCSA records 3 reportable crashes in the last 24 months (2 injuries, 0 fatalities, 3 tow-away), or 1.6 per 100 power units versus 4.5 for its size band. Crash counts in FMCSA data do not indicate fault. Its registered cargo types are general freight, motor vehicles, building materials, machinery, large objects, liquids / gases, intermodal containers, passengers, oilfield equipment and more.
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Registration and contact
| Legal name | Shamrock Environmental Corporation |
|---|---|
| DBA name | Reco Biotechnology-Ctw Specialties |
| USDOT number | 576512 |
| Operating authority (docket) | MC-281466 |
| Entity type | Private Property, Authorized for Hire |
| Operation | Interstate |
| Business type | Corporation |
| Physical address | 6106 Corporate Park Drive, Brown Summit, NC 27214 |
| Phone | (336) 375-1989 |
| First registered | Oct 5, 1994 |
| Last MCS-150 update | Mar 1, 2025 |
| Hazmat carrier | Yes |
Check live authority, insurance and out-of-service status: FMCSA SAFER snapshot for USDOT 576512.
Fleet and drivers
| Equipment | Owned | Term-leased | Trip-leased |
|---|---|---|---|
| Straight trucks | 40 | 0 | 0 |
| Truck tractors | 101 | 0 | 0 |
| Trailers | 144 | 0 | 0 |
- 0.70 drivers per power unit (national median for 50+ unit fleets: 0.99).
- 1.4 trailers per tractor.
- 3,553,975 miles reported for 2024 – about 19,315 miles per power unit vs a 41,613 median for 100–249-unit fleets.
- 100% of listed equipment is owned rather than leased.
- 128 CDL drivers; 119 drivers operate interstate beyond 100 miles, 9 within 100 miles.
Safety record
Roadside inspections Sep 25, 2024 – Sep 24, 2026; crashes Nov 1, 2024 – Oct 31, 2026. Benchmarks: 100–249-unit for-hire carriers nationally (2,611) and North Carolina carriers with 50+ units (187).
| Measure | Shamrock Environmental Corpo | Same size, US | NC average | |
|---|---|---|---|---|
| Vehicle out-of-service rate | 10.6% | 18.8% | 13.8% | 44% lower than average |
| Driver out-of-service rate | 2.8% | 2.6% | 1.8% | about average |
| Crashes per 100 power units | 1.6 | 4.5 | 4.8 | 64% lower than average |
| Inspections | 143 | 143 with a driver check, 66 with a vehicle check, 41 BASIC violations recorded, 26 hazmat-related | ||
| FMCSA safety rating | Satisfactory (rated Apr 4, 2002) | |||
Cargo carried
Less common in this directory: passengers (178 of 5,000 carriers); oilfield equipment (522 of 5,000 carriers).
Similar carriers in North Carolina
Closest fleet size and cargo mix among North Carolina carriers in this directory.
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| Hilco Transport Inc USDOT 328463 | Greensboro | 299 | 287 | 1,178 | 8.8% | 35 |
| Blythe Construction Inc USDOT 97281 | Charlotte | 137 | 127 | 79 | 6.1% | 5 |
| Guy M Turner Inc USDOT 223397 | Greensboro | 156 | 129 | 184 | 11.0% | 7 |
| Contaminant Control Inc USDOT 729495 | Fayetteville | 104 | 60 | 62 | 4.3% | 0 |
| Miller Environmental Group Inc USDOT 239798 | Charlotte | 298 | 290 | 242 | 24.7% | 3 |
| Arundel Company LLC USDOT 399145 | Winston Salem | 143 | 114 | 15 | 0.0% | 0 |
Other carriers near Brown Summit
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| Carolina Freightways Inc USDOT 2044030 | Eden | 389 | 198 | 221 | 28.3% | 15 |
| Gxo Logistics Supply Chain Inc USDOT 153372 | High Point | 337 | 392 | 143 | 6.7% | 5 |
| Best Dedicated LLC USDOT 1247640 | Kenersville | 312 | 312 | 588 | 16.6% | 21 |
| Mabe Trucking Co Inc USDOT 517375 | Eden | 240 | 254 | 422 | 25.9% | 33 |
| Southeastern Paper Group LLC USDOT 343658 | Browns Summit | 92 | 103 | 99 | 15.6% | 2 |
| Carolina Container LLC USDOT 84036 | High Point | 87 | 71 | 186 | 5.2% | 5 |
| TN Solutions Inc USDOT 4209882 | High Point | 83 | 64 | 74 | 27.8% | 3 |
| B & B Logistics LLC USDOT 787299 | Burlington | 72 | 67 | 127 | 21.7% | 3 |
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FAQ
What is the USDOT number of Shamrock Environmental Corporation?
Shamrock Environmental Corporation is registered with USDOT number 576512 and operating authority MC-281466.
How many trucks does Shamrock Environmental Corporation have?
It reports 184 power units (101 tractors, 40 straight trucks) and 144 trailers, with 128 drivers, on its last MCS-150 update (Mar 1, 2025).
Where is Shamrock Environmental Corporation located?
Its registered physical address is in Brown Summit, North Carolina 27214.
What is the out-of-service rate of Shamrock Environmental Corporation?
Over 24 months, 10.6% of vehicle inspections and 2.8% of driver inspections resulted in an out-of-service order (same-size national average: 18.8% vehicle, 2.6% 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.