Household goods carrier Authority active

Trefethen & Co LLC

Doing business as Bader And Olson Cadogan Tate Seattle USDOT 2114900 MC 807519

Based in: Seattle, WA
Registered: Jan 27, 2011
Fleet: 6 trucks, 8 drivers
Phone on record: (206) 447-1770

Trefethen & Co LLC is a household goods carrier based in Seattle, Washington, registered in January 2011. It reports 6 trucks and 8 drivers.

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Registration checked Oct 24, 2026. Authority and insurance as of May 14, 2026: FMCSA has published no newer licensing record for this company. Official FMCSA record. How current is this?

What the records show

1 caution

caution High out-of-service rate for drivers Inspectors put its drivers out of service in 1 of 6 inspections (17%) over the last 24 months. The national average is 5%. Source: FMCSA Safety Measurement System · Oct 24, 2026

Signals are facts from public records, not a judgment of the company. How signals work

Verification checklist

Operating authority Active — carrier Allowed to carry moves between states. As of May 14, 2026, FMCSA's last full licensing file.

USDOT registration Active Required for every company that moves goods between states.

Moves your goods itself Yes — carrier Its own crews and trucks can do the move.

Household goods authority Authorized Required to move furniture and personal belongings between states.

Liability insurance On file Covers damage and injury the company causes. As of May 14, 2026, FMCSA's last full licensing file.

Cargo insurance On file Covers your belongings while they are in the mover's hands.

Federal record (MCS-150) Updated October 2024 Must be updated every 24 months.

Fleet & operations

Operates: Between states (interstate)
Power units: 6 vehicles
Drivers: 8 drivers (4 interstate, 4 in-state)
Miles driven: 49,000 miles in 2023

As reported by the company on its federal registration (form MCS-150). Source: FMCSA Company Census · Oct 24, 2026

Safety inspections

Inspected	Inspections	Put out of service	Rate	National average
Vehicles	5	0	0%	22%
Drivers	6	1	17%	5%

"Out of service" means an inspector found a problem serious enough that the vehicle or driver could not continue until it was fixed. Last 24 months. Source: FMCSA Safety Measurement System · Oct 24, 2026

Registered officers

Sean Trefethen

Names as listed on the company's federal registration. Source: FMCSA Company Census · Oct 24, 2026

Linked companies

Other registered companies that share a phone number, address or officer with this one, or that FMCSA connects to it. Shared details are facts from public records — they don't prove the companies are the same business.

No shared phone numbers, addresses or officers found.

Reports from customers

No reviewed reports yet.

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Record history

Oct 14, 2024Federal record (MCS-150) updated

Jan 27, 2011Registered with FMCSA

Changes are recorded from the day we started tracking this company.

Questions about Trefethen & Co LLC

Is Trefethen & Co LLC licensed to move household goods between states?

According to FMCSA records (as of May 14, 2026): operating authority active — carrier; household goods authority authorized.

Is Trefethen & Co LLC a moving broker or a carrier?

Trefethen & Co LLC is a carrier: its own crews and trucks can perform the move.

What are Trefethen & Co LLC's USDOT and MC numbers?

Its USDOT number is 2114900 and its MC number is 807519. It registered with FMCSA on Jan 27, 2011.

Does Trefethen & Co LLC have insurance or a bond on file?

According to FMCSA records (as of May 14, 2026): liability insurance: on file; cargo insurance: on file.

Are there warning signs in Trefethen & Co LLC's federal record?

1 signal from our published rules: High out-of-service rate for drivers. Signals describe what public records show; they are not findings of wrongdoing.

Is Trefethen & Co LLC linked to other moving companies?

No other registered company shares its phone number, address or officers in FMCSA records.

Are there customer reports about Trefethen & Co LLC?

No customer reports about Trefethen & Co LLC have been published on US MoverLedger yet. Reports are reviewed before they appear.

Answers come from the FMCSA records on this page. Confirm on FMCSA's official record before you pay a deposit.

Before you sign

Get the name and USDOT number of the company that will physically move you, in writing.
Ask whether the estimate is binding or non-binding.
For a move between states, you should receive the federal booklet "Your Rights and Responsibilities When You Move".
Avoid large cash deposits. Card payments are easier to dispute.

Full checklist

Something went wrong?

For a move between states, file a complaint with FMCSA's National Consumer Complaint Database or call 1-888-368-7238.

If your goods are being held

Is this your company?

Claim this profile to reply to reports, or send evidence if something is wrong. Signals can't be paid away.

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Data sources FMCSA Company Census File FMCSA authority & insurance filings Reviewed customer reports Updated Oct 24, 2026 About our data