T&
TREFETHEN & COMPANY LLC
DOT 2114900MC 807519ActiveMotor CarrierInterstateFEDERAL INSURANCE CO. +1 · $1,000,000 · 2 policiesSEATTLE, WA
COMPANY
Authority since
2026-03-27
MCS-150
2024-10-14 · 49,000 mi (2023)
Fleet
6 units · — trailers · 8 drivers
Annual mileage (VMT)
49,000 mi (2023)
ADDRESS
Physical
3430 E MARGINAL WAY S
SEATTLE, WA 98134
SEATTLE, WA 98134
Mailing
Same as physical
CONTACT
Phone
2064471770
Email
sean@trefethenco.com
OFFICERS
Primary Officer
SEAN TREFETHEN
Title
PRESIDENT
Origin
Anglosphere
Origin candidates
English 74%
OPERATION & CARGO
Operation classification
Authorized For Hire
Specialty
Household Goods Mover
Cargo types
2
Household GoodsOther: OFFICE FURNITURE
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads. Specialty is our summary of the declared cargo mix.
AUTHORITY
5 mo
Active authority
INSURANCE
2 active
FEDERAL INSURANCE CO.
RISK GRADE
Minimal Risk
0 risk factors · 3 strengths
OOS RATE
12.5%
1 / 8 inspections
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections Checking local VIN index…
Minimal Risk
0 risk factors · 3 strengths · 3 data pointsSAFETY PERFORMANCE
Crash Record
0 crashes · 0 fatal · 0 with injuries · 0 tow-away
Clean Inspection Rate
88% — 7 clean of 8 inspections
Out-of-Service Rate
12.5% — driver OOS 1, vehicle OOS 0
COMPLIANCE & AUTHORITY
Operating Authority
Active operating authority on file
Authority Events
5 historical event(s) on file
MCS-150 Filing
Last filed 2024-10-14
INSURANCE
Active Coverage
2 policy(ies) on file · total max coverage $1,000,000
SUMMARY
No crashes in the last 24 months
Active insurance on file
Coverage $1.0M
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