DUNCAN & SON LINES INC
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Power Units
259
Drivers
231
Trailers
584
Annual Miles
Locked
Entity Type
CORPORATION
MCS-150 Date
Feb 10, 2026
Out of Service
No
About DUNCAN & SON LINES INC
Duncan & Son Lines is a fourth-generation, family-owned logistics firm specializing in international container drayage to and from the ports of Long Beach and Los Angeles. Operating since 1943 with a fleet of over 220 late-model trucks, the company is focused on providing reliable and sustainable transportation services in the Southwest region.
Key Features
Risk Signals — DUNCAN & SON LINES INC
Full risk analysis — historical patterns, fraud connections, financial signals — runs when you… unlock for full analysis
Authority for sale
No active listings detected…
Equipment for sale
1 fleet VIN listed — routine for fleet size…
Financial risk
Analyzed in the full report…
Fraud signals
Connection analysis in the full report…
Historical patterns
Pattern analysis runs when you unlock the report…
Recent activity
No adverse news in 90 days…
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Key Contacts14 on file
14 verified contacts
Names, titles, emails, and direct phones unlock with your AlphaLoops trial.
Names, titles, emails, and direct phone numbers for this carrier's decision-makers — included with your AlphaLoops trial.
Related Companies5 found
Who this carrier is linked to and how — shared officers, common addresses, and entities under the same ownership.
Service RegionsActive in 20 states
Full state-by-state operating volumes, inspection locations, and lane coverage analysis.
CSA Safety Scores5 BASICs
5 BASICs measured
Percentile rankings pending FMCSA publication — raw measures + violations available in the report.
Full BASIC percentiles, measure scores, BASIC + roadside alerts, and Acute Carrier flags from the latest FMCSA SMS snapshot.
Inspection History59 in 90 days
Most recent
Jun 13, 2026 · MO
Clean rate (90d)
54%
Every inspection with date, location, level, violations found, and out-of-service results.
Inspection Summary
Recent Inspections (90 Days)
59
Vehicle OOS Rate
8.5%
5 of 59
National avg ~21%
Driver OOS Rate
1.7%
1 of 59
National avg ~5%
OOS Inspections
6
Driver + Vehicle OOS
Crash Summary
Total Crashes
143
All time
Fatalities
7
Injuries
38
Tow-Away
141
Operating Authority
Common Authority
Holds Active Authority(47.4 years)
Contract Authority
Holds Active Authority(44.8 years)
Broker Authority
Inactive Authority(40.3 years)
Insurance & Coverage
BIPD, cargo, and excess liability coverage amounts, policy history, and insurer names — included in the vetting report.
Contact Information
Physical Address
BUCKEYE, AZ 85326
Cargo & Operations
Cargo Carried
Violations by Category288 total
Most common category
Vehicle Maintenance · 32% of violations
across 7 categories
Full violation breakdown by category, out-of-service rates, and historical trends over time.
Fleet Analytics339 trucks
Top manufacturers
Sample units
Full manufacturer, model, and model-year breakdown plus the VIN-level fleet roster.
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