🚀Major update: Network Intelligence is live — carrier detail pages, vetting reports, and graph exploration.See what's new →
Truck Graph
0/100
✗ Not for Hire
This carrier holds no for-hire operating authority. Private carriers are not authorized to haul freight for hire. Do not tender.
DOT 387279✓ Last checked 5h ago
Verify on FMCSA →
Vetting2 failed11 passedNo for-hire authority · No insurance filing
Risk Signals Detected
Private carrier — no for-hire authority. Not authorized to haul freight for hire.
Informational
No active insurance filing — verify directly with carrier
Not a legal finding — always perform independent due diligence before tendering a load.✓ Updated 5h ago
DOT 387279Fleming, CO

Dean E Sonnenberg

Private Carrier · Not For HireIntrastateFleming, CO 80728

Dean E Sonnenberg has a fleet of 1 power units and 1 drivers. It does not hold for-hire operating authority and may operate as a private carrier. No roadside inspection history is on record.

Identity
Legal nameDean E Sonnenberg
DBA—
DOT #387279
MC #—
CityFleming
StateColorado
ZIP80728
Authority age36 yr 2 mo
StatusActive (No Auth)
Common authority—
Contract authority—
Broker authorityNot authorized
OperationIntrastate
HazmatNot authorized
MCS-150 filed03/28/2022
Company officerDean E Sonnenberg
FMCSA SAFER →FMCSA Safety Scores (SMS) →
Fleet
1
Power units
Drivers
1
Total
Inspections
0
On record
Crashes
0
None on record
OOS Rate
—
No inspections
Authority Age
36 yr 2 mo
Since 1990

Source: FMCSA compliance records, Truck Graph analysis. View methodology

Business Connections
Who else shares an officer, address, or phone number with this carrier
View full network →
Associated entities1 revoked in network
⚠ 1 revoked in network
ConnectedRevoked

Location

37744 CR 34, Fleming, CO, 80728

37744 CR 34, FLEMING, CO, 80728Open in Maps →

Inspection history

0 inspections on record · 5 most recent shown · OOS rate: N/A

No inspection records found.

Source: FMCSA inspection records. View methodology

Crash history

0 crashes on record · Showing last 3

No crash records found.

Source: FMCSA crash records. View methodology

Insurance status

Current insurance filing on record with FMCSA.

⚠
No active insurance filing on record
Verify insurance directly with carrier before tendering any load.

Source: FMCSA insurance filings. View methodology

Related carriers in Colorado

Active carriers in CO, similar fleet size.

Mosarr Services LLC
Denver, CO
Large fleet · DOT 4320367
Reasonable Collision Auto Repair & Towing LLC
25 Caution
Colorado Springs, CO
Large fleet · DOT 4152405
S A Towing
25 Caution
Denver, CO
Large fleet · DOT 4121614
Related carriers
Freight intelligence
Equipment markets

Authority timeline

Key events in this carrier's operating authority history.

Authority GrantedMar 1990
FMCSA issued operating authority
ActiveCurrent
Authority currently active

Source: FMCSA authority records and revocation orders. View methodology

Verify independently

Before tendering, confirm authority and safety using official sources.

FMCSA SAFER System →
Official DOT safety record, authority status, inspections
Google Search →
News, reviews, and web presence
Colorado Secretary of State →
Business registration and corporate filings
Better Business Bureau →
Complaints, ratings, and accreditation status
LinkedIn →
Company employees, leadership, and network
PACER (Federal Courts) →
Federal litigation, bankruptcy filings

Explore carriers like Dean E Sonnenberg

Find more carriers by location and equipment specialization.

Dean E Sonnenberg is based in Fleming, CO, which is part of the larger Colorado trucking market. Browse the full national carrier directory to compare across all 50 states.

All carriers in Fleming, CO
City carrier directory
All carriers in Colorado
State carrier directory
Flatbed carriers in Fleming
Equipment specialization
Dry van carriers in Fleming
Equipment specialization
Refrigerated carriers in Fleming
Equipment specialization
Tanker carriers in Fleming
Equipment specialization
Frequently asked

Dean E Sonnenberg

Answers from verified compliance records.

Is Dean E Sonnenberg authorized to operate?

Dean E Sonnenberg's USDOT number is active but it does not hold operating authority for for-hire interstate operations. It may operate as a private carrier. Verify status before tendering.

What is Dean E Sonnenberg's safety record?

Dean E Sonnenberg does not have a substantial inspection history on record. This may indicate limited interstate operations.

How many trucks does Dean E Sonnenberg operate?

Dean E Sonnenberg operates 1 power units with approximately 1 drivers.

Is Dean E Sonnenberg insured?

Insurance filing details are not available in the current dataset. Verify directly with the carrier before tendering.

Has Dean E Sonnenberg had any risk indicators?

No risk indicators have been detected for Dean E Sonnenberg as of the most recent data sync.

What is the DOT number for Dean E Sonnenberg?

Dean E Sonnenberg's DOT number is 387279. These identifiers are assigned by the FMCSA and can be used to look up this carrier in official compliance databases.

Cite this page

For journalists and researchers

Truck Graph data is open and citable. For press inquiries, contact our editorial team.

APA
Truck Graph. (2026). Dean E Sonnenberg Safety Record, DOT 387279. Retrieved from https://truckgraph.com/carriers/387279
MLA
"Dean E Sonnenberg Safety Record, DOT 387279." Truck Graph, May 31, 2026, https://truckgraph.com/carriers/387279
Chicago
"Dean E Sonnenberg Safety Record, DOT 387279." Truck Graph. Last modified May 31, 2026. https://truckgraph.com/carriers/387279
Data sourced from FMCSA public records with independent risk analysis. Last updated: Methodology →