Truck Graph
Case FileDOT 1912435
30
Caution
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30/100
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Carrier Profile · DOT 1912435

Stephen Proto

Private Carrier · Not For HireEtna, ME 04634
Updated 2026-05-29T12:34:25.215Z·By Sarah Chen, Lead Safety Analyst·Reviewed by James Rodriguez·Methodology v2.1

Stephen Proto 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 nameStephen Proto
DBA
DOT #1912435
MC #
CityEtna
StateMaine
ZIP04634
Authority age16.9y
StatusActive (No Auth)
Common authorityNot authorized
Contract authorityNot authorized
Broker authorityNot authorized
OperationIntrastate
HazmatNot authorized
MCS-150 filed07/09/2009
Company officerStephen Proto
FMCSA SAFER →FMCSA Safety Scores (SMS) →
Fleet size
1
Power units
Drivers
1
Total drivers
Inspections
0
On record
Crashes
0
On record
OOS Rate
No inspections on record

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

Location

554 WEST ETNA RD, Etna, ME, 04634

554 WEST ETNA RD, ETNA, ME, 04634Open in Maps →

Inspection history

0 total inspections. OOS rate: N/A%. Showing last 5.

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 found. Verify directly with carrier.

Source: FMCSA insurance filings. View methodology

Related carriers in Maine

Active carriers in ME, similar fleet size.

Sns Transport LLC
Gardiner, ME
100,009 power units · DOT 4339539
Dead River Company LLC
South Portland, ME
1,209 power units · DOT 164906
Tilson Technology Management INC
Portland, ME
633 power units · DOT 2389024
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Authority timeline

Key events in this carrier's operating authority history.

Authority Granted
Jul 2009
FMCSA issued operating authority
Active
Current
Authority currently active

Source: FMCSA authority records and revocation orders. View methodology

Research this company

Verify independently using official government and public sources.

FMCSA SAFER System
Official DOT safety record, authority status, inspections
Google Search
News, reviews, and web presence
Maine 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 Stephen Proto

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Stephen Proto is based in Etna, ME, which is part of the larger Maine trucking market. Browse the full national carrier directory to compare across all 50 states.

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Frequently asked

Stephen Proto

Answers from verified compliance records.

Is Stephen Proto authorized to operate?

Stephen Proto'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 Stephen Proto's safety record?

Stephen Proto does not have a substantial inspection history on record. This may indicate limited interstate operations.

How many trucks does Stephen Proto operate?

Stephen Proto operates 1 power units with approximately 1 drivers.

Is Stephen Proto insured?

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

Has Stephen Proto had any risk indicators?

No risk indicators have been detected for Stephen Proto as of the most recent data sync.

What is the DOT number for Stephen Proto?

Stephen Proto's DOT number is 1912435. 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). Stephen Proto Safety Record, DOT 1912435. Retrieved from https://truckgraph.com/carriers/1912435
MLA
"Stephen Proto Safety Record, DOT 1912435." Truck Graph, May 29, 2026, https://truckgraph.com/carriers/1912435
Chicago
"Stephen Proto Safety Record, DOT 1912435." Truck Graph. Last modified May 29, 2026. https://truckgraph.com/carriers/1912435
SC
Sarah Chen
Lead Safety Analyst · 12 years freight intelligence
JR
James Rodriguez
Risk Analysis Editor
Last editorial review
Methodology v2.1 →