Carrier profile · USDOT 1127642 · MC-555405 · Updated Jul 18, 2026

Z TECHNOLOGIES CORP

DBA STOLTZFUS TRUCKING

3 power unitsavg 4.4 yrRegional · 6 statesREDFORD, MI80/100
CARRIER ACTIVEMC-555405 ACTIVERATED SATISFACTORYHAZMAT
Verified linksztechprotection.comFMCSA SAFER

Safety

Roadside out-of-service rates versus the national benchmark, inspection and crash trends, decoded violation themes, and ELD / hours-of-service integrity — the full safety picture behind the verdict.

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 50.0%24-mo cumulative
050%nat'l 22.26%
Driver OOS 8.3%24-mo cumulative
030%nat'l 6.67%

Every inspection in the window pooled — 10 vehicle and 12 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

66.7% · latest 6-mo window▲ Rising

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending up 11.1 pts across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24-mo monthly · vehicle / driver level · any-OOS overlay

11 inspections · 24 mo · busiest month Feb '25 · 2

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections over 24 months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

Inspection coverage· expected vs observed · the fraud signal

Inspection coverage

How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.

Heavily inspected
Under-inspected
Expected
Well-monitored
Heavily inspected
≈2.0 / unit·yr
thin signalabundant signal
Among the more heavily-inspected carriers for its size — abundant roadside signal. Coverage isn't the question here; the out-of-service and crash record is.
Registered power units
3
Inspections · 24 mo
12
Annualized
≈6 / yr
Coverage
≈2.0 inspections / unit · yr

ELD & hours-of-service

No hours-of-service or ELD violations on record across 14 inspections — a clean logging history.

Crash history· 6 total · 0 in 24 mo

6
Total crashes
0
In last 24 mo
0
Fatal
0
Injury
YearCrashesFatalInjuryTow
20181001
20161001
20151001
20131001
20121001
20061001
DateStateFatalitiesInjuriesTow-away
Feb 5, 2018IN00Yes
May 18, 2016IN00Yes
Nov 30, 2015MI00Yes
Feb 22, 2013MI00Yes
Jun 12, 2012MI00Yes
Aug 15, 2006IN00Yes