FMCSA Carrier Profile
DB MAINPRIZE TRANSPORT CO
DBA: D B Mainprize Transport Co
Thayer, MO
Active
Authority Active
No Safety Rating
Active 2 yrs, 2 mo
Authority
Active
MC-265964 · Common carrier
Insurance
On File
$1,000,000 BIPD
Safety
Not Rated
3 inspections on record
✓ No risk flags found on authority or insurance records
Vetting notes
- Operating authority active for 2 yrs, 2 mo
- Insurance on file: $1,000,000
- Vehicle out-of-service rate 200.0% — above the 20.7% national average
- 3 FMCSA inspections on record
Operating Authority
MC265964
Motor Carrier of Property (Except Household Goods) · $750,000 required
Insurance on File
Great West Casualty Co
BI&PD · $1,000,000 · Policy MCP22958J
Required Filings
Liability (BIPD)
$1,000,000
Surety bond / trust fund · required
Not on file
FMCSA Registration
DOT Number
533041
MC Number
MC-265964
Operating Status
Active
Safety Rating
Not Rated
Entity Type
Corporation
MCS-150 Filed
February 26, 2026
FMCSA Registration
August 11, 1993
Authority Reinstated
June 3, 2024
Annual Mileage
57,769 mi (2025)
Contact Information
Location
Thayer, MO
Email
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 & Inspection Summary
Total Inspections
3
Driver Inspections
2
Vehicle Inspections
1
Total OOS Orders
2
Violations by Category
Vehicle Maintenance1
Unsafe Driving2
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Vehicle OOS Rate200.0% · national avg 20.7%
⚠ Above national average (179.3pp higher)
Inspection Trend by Year
2026
2025
2024
Inspection Records (3)
| Date | State | Level | Vehicle | Viol. | Status |
|---|---|---|---|---|---|
| March 20, 2026 | SD | Level III — Driver Only | PETERBILT · 1XP5DB9X23N594991 | 2 | Passed |
| May 27, 2025 | NM | Level II — Walk-Around | PTRB · 1XP5DB9X23N594991 | 1 | 2 OOS |
| September 30, 2024 | UT | Level III — Driver Only | PETERBILT · 1XP5DB9X23N594991 | 0 | Clean |
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
NM1
SD1
UT1
Fleet & Equipment (4)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~1
of 1 reported to FMCSA
Trailers
~3
seen at inspection
Equipment types observed
Flatbed
3
Tractor
1
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2003 Peterbilt 379 | Tractor · Class 8 | 1XP5DB9X23N594991 | 3 | 1 |
| 2025 Great Dane Trailers | Flatbed · 48 ft | 1GR4M9623SH637896 | 1 | — |
| 2021 Great Dane Trailers | Flatbed · 48 ft | 1GR4M9627MH304281 | 1 | — |
| 2016 Great Dane Trailers | Flatbed · 48 ft | 1GRDM9625GH728076 | 1 | 1 |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Authority History
| Date | Status | Type |
|---|---|---|
| June 3, 2024 | REINSTATED | Common Carrier |
| May 11, 2016 | GRANTED | Contract Carrier |
| May 11, 2016 | GRANTED | Common Carrier |
| November 30, 2005 | INVOLUNTARY REVOCATION | Common |
| January 8, 1996 | INVOLUNTARY REVOCATION | Common |
| April 26, 1994 | DISMISSED | Property Broker |
Insurance & Revocation Filings
| Date | Type | Status |
|---|---|---|
| BI&PD Primary/Excess | Cancellation Pending | |
| April 8, 2016 | CONTRACT | On Record |
BOC-3 Process Agent
#1A BOC-3 Filing, Inc.
1906 W Burbank Blvd, Burbank, CA, 91506
Other Carriers in Thayer, MO
Data sourced from FMCSA MCMIS via Socrata. Last updated: September 2, 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.