FMCSA Carrier Profile
WILLIAM R KNOTTS JR LLC
Active
Satisfactory
Authority Active
Active 5 yrs, 2 mo
Authority
Active
Common carrier
Insurance
On File
$750,000 BIPD
Safety
Satisfactory
0th pct · 1 inspection on record
✓ No risk flags found on authority or insurance records
Vetting Notes
WILLIAM R KNOTTS JR LLC is an active FMCSA-registered motor carrier based in Dover, Delaware, operating under DOT 51578. No high-severity flags were found on authority or insurance records. Across 1 FMCSA inspection on record, this carrier shows 100.0% vehicle OOS. Authority and safety history are clean as of this page's last update.
FMCSA Registration
DOT Number
51578
Operating Status
Active
Safety Rating
Satisfactory
Entity Type
Corporation
MCS-150 Filed
June 25, 2025
FMCSA Registration
June 1, 1974
Authority Reinstated
May 27, 2021
Annual Mileage
50,500 mi (2024)
Contact Information
Location
Dover, DE
Email
Operating Authority
MC243452
Common Carrier, Contract Carrier
Insurance on File
SENTRY SELECT INSURANCE COMPANY
BI&PD · $750,000 · Policy A0234969001
Is this your company?
Stop waiting on broker payments — see what factoring your invoices with RTS would cost.
Partner offer · CarrierChk may be compensated
Safety Percentile
0th percentile
vs. peer carriers
✓ Below FMCSA alert threshold (65th pct) · lower percentile = fewer violations than peers · source: FMCSA SMS
Safety & Inspection Summary
Total Inspections
1
Driver Inspections
Vehicle Inspections
1
Total OOS Orders
1
Violations by Category
Vehicle Maintenance1
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Vehicle OOS Rate100.0% · national avg 20.7%
⚠ Above national average (79.3pp higher)
Inspection Trend by Year
2024
Inspection Records (1)
| Date | State | Level | Vehicle | Viol. | Status |
|---|---|---|---|---|---|
| September 9, 2024 | MD | Level II — Walk-Around | KENWORTH · 2XKMAZ7X75M084189 | 1 | 1 OOS |
Authority History
| Date | Status | Type |
|---|---|---|
| July 15, 2021 | INVOLUNTARY REVOCATION | Common |
| May 27, 2021 | REINSTATED | Common Carrier |
| July 10, 2017 | GRANTED | Common Carrier |
| March 17, 2014 | INVOLUNTARY REVOCATION | Common |
| December 9, 2013 | GRANTED | Property Broker |
| June 26, 2000 | INVOLUNTARY REVOCATION | Common |
| August 3, 1999 | INVOLUNTARY REVOCATION | Common |
| September 16, 1997 | INVOLUNTARY REVOCATION | Common |
| October 2, 1996 | DISMISSED | Property Broker |
| June 21, 1996 | INVOLUNTARY REVOCATION | Common |
Insurance & Revocation Filings
| Date | Type | Status |
|---|---|---|
| BI&PD Primary/Excess | Cancellation Pending | |
| June 5, 2017 | CONTRACT | On Record |
| November 5, 2013 | BROKER | On Record |
Other Carriers in Dover, DE
Data sourced from FMCSA MCMIS via Socrata. Last updated: August 8, 2026.
Verify directly on FMCSA SAFER Web.
Verify Any Carrier Free
Search any DOT or MC number for live authority status, insurance on file, and full safety history.
This profile is built from public FMCSA records. If this is your company, you can hide your contact details or remove this page.