GW
GEOLOG WELL SERVICES INC
DOT 1386075ActiveInterstateWAYNE CITY, IL
COMPANY
Authority since
—
MCS-150
2026-05-13 · 75,529 mi (2025)
Fleet
10 units · — trailers · 10 drivers
Annual mileage (VMT)
75,529 mi (2025)
ADDRESS
Physical
506 WEST SMITH STREET
WAYNE CITY, IL 62895
WAYNE CITY, IL 62895
Mailing
P O BOX 577
WAYNE CITY, IL 62895
WAYNE CITY, IL 62895
CONTACT
Phone
6188952140
Email
greg@glwsi.com
OFFICERS
Primary Officer
GREGORY K POTTORFF
Title
PRESIDENT
Origin
Western-northern-european
Origin candidates
German 33%
OPERATION & CARGO
Operation classification
Private Property
Specialty
Other
Cargo types
1
Other: ELECTRONIC EQUIPMENT FOR OIL WELL LOGGING
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
—
Active authority
INSURANCE
None
No coverage on file
RISK GRADE
Moderate Risk
1 risk factors · 1 strengths
OOS RATE
0.0%
0 / 3 inspections
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections Checking local VIN index…
Moderate Risk
1 risk factor · 1 strengths · 3 data pointsSAFETY PERFORMANCE
Crash Record
1 crashes · 0 fatal · 0 with injuries · 1 tow-away
Clean Inspection Rate
100% — 3 clean of 3 inspections
Out-of-Service Rate
0.0% — driver OOS 0, vehicle OOS 0
COMPLIANCE & AUTHORITY
Operating Authority
Active operating authority on file
Authority Events
No authority history events
MCS-150 Filing
Last filed 2026-05-13
INSURANCE
Active Coverage
No insurance policies on file
SUMMARY
No active insurance on file
No crashes in the last 24 months
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