Fleet typeIdentity
Asset-based
81 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 513539 · Updated Sep 6, 2026
WM Mueller & Sons Inc
81 power unitsLocal · 1 statesHAMBURG, MN50/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORYHAZMAT
Observed fleet · trailing 24 mo daily
81Power units
4 observed · MCS-150
—Trailers seen
None observed · 24 mo
7.8Avg age (yr)
2015–2021 · vPIC
Click to see how we scored it
Load decision · FMCSA snapshot · Sep 6, 2026
Limited record
Not enough federal record to assess. Verify authority and insurance directly.
Watch · 2
Fatal crash on record2 crash(es) involving a fatality are on this carrier's record.Not enough inspection history to rate4 federal roadside inspections in the last 24 months. FMCSA itself will not score a carrier's vehicle or driver record on fewer than 5, and neither will we — verify authority, insurance and references directly before tendering.
In good standing · 1
USDOT registration3333 yr registered
Authority not on fileInsurance (BIPD)— unknown
No filing on recordVehicle OOS · 24-mo0.0%
Crashes · fatal22
2 in 24 moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersDecoding
—
Not yet decoded
Identity stabilityStable
33 yr unchanged
Same registration since 1993 — no chameleon / reincarnation signal.
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Verification summary
WM MUELLER & SONS INC (USDOT 513539) is unrated by Vektor because the carrier's FMCSA record does not contain enough evidence for a safety score as of Sep 6, 2026.
The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Sep 6, 2026.
It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Sep 6, 2026.
Its vehicle out-of-service rate was 0.0% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Sep 6, 2026.
The carrier received 4 roadside inspections in the last 24 months — 1 vehicle-level and 4 driver-level — across 1 state, according to FMCSA roadside-inspection data refreshed Sep 6, 2026.
The carrier has 2 reportable crashes in the last 24 months and 2 fatal crashes across the full FMCSA crash record available as of Sep 6, 2026.
It reports 81 power units and 79 drivers in its most recent MCS-150 filing dated Feb 13, 2025.
It has an FMCSA safety rating of Satisfactory assigned Feb 5, 2001 in the federal record refreshed Sep 6, 2026.
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Frequently asked
What is WM MUELLER & SONS INC's USDOT number?
WM MUELLER & SONS INC's USDOT number is 513539.
Is WM MUELLER & SONS INC authorized to operate?
As of Sep 6, 2026, WM MUELLER & SONS INC is active in the FMCSA register.
What is WM MUELLER & SONS INC's safety record?
WM MUELLER & SONS INC has a 0.0% vehicle out-of-service rate (national average 22.26%) across 5 roadside inspections, with 2 reportable crashes in the last 24 months, and an FMCSA "Satisfactory" safety rating. Vektor does not assign this carrier a safety score: 4 federal roadside inspections in the last 24 months. FMCSA itself will not score a carrier's vehicle or driver record on fewer than 5, and neither will we — verify authority, insurance and references directly before tendering.
How big is WM MUELLER & SONS INC's fleet?
WM MUELLER & SONS INC operates 81 power units and 79 drivers per its most recent MCS-150 filing.
Where is WM MUELLER & SONS INC based?
WM MUELLER & SONS INC is based in HAMBURG, MN, with roadside inspections recorded across 1 state.
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