Guillen & Sons LLC (USDOT 2978517)
2 cautions found.
- Docket (MC) number
- MC18146
- Operating authority
- Common carrier authority: active.
- Authority granted
- 2018-02-15
- Insurance on file
- Liability (BIPD) insurance on file for $750,000.
- Safety rating
- No published safety rating
- Fleet on file
- 5 power units, 6 drivers
- Operation type
- Interstate
- Physical address
- 74 HUMBERT ST, EAST HAVEN, CT 06513
- MCS-150 last filed
- 2025-10
Findings
- Driver OOS rate above national average (Caution): 20% driver OOS over 10 inspections vs. national average 6.3%. Typically reflects HOS or CDL-compliance issues
- Vehicle maintenance at the FMCSA intervention threshold (Caution): Vehicle maintenance ranks 97 of 100 among similar carriers with recent violations (higher = worse). fleetfax peer estimate, not an official CSA score.
Frequently asked questions
What carrier is USDOT 2978517?
USDOT 2978517 is Guillen & Sons LLC, an interstate motor carrier.
What carrier is MC 18146?
MC 18146 is the docket number of Guillen & Sons LLC, USDOT 2978517.
What is Guillen & Sons LLC's MC number?
Guillen & Sons LLC's docket number is MC 18146. Its USDOT number is 2978517.
Is Guillen & Sons LLC currently authorized to operate?
Common carrier authority: active. Source: FMCSA registration and licensing records.
Does Guillen & Sons LLC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $750,000.
Who provides Guillen & Sons LLC's insurance?
Guillen & Sons LLC's liability insurance is filed with FMCSA by Professional Transportation Rrg INC.
What is Guillen & Sons LLC's safety record?
In the last 24 months, FMCSA records show 4 of 8 vehicle inspections ending out-of-service for Guillen & Sons LLC, too few inspections for a stable rate. FMCSA records also show 1 reportable crash in the same window.
What is Guillen & Sons LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Guillen & Sons LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Guillen & Sons LLC's FMCSA safety rating?
Guillen & Sons LLC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
Carriers change. Phone numbers, email addresses, insurance, authority. A sudden contact-info change is often the first sign of carrier identity fraud. fleetfax tracks these changes. Create a free account to follow changes on carriers you save.
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Sourced from FMCSA public records. Official data as of Aug 25, 2026. fleetfax surfaces the facts; brokers make the judgment.