Mark Thompson (DOT# 1857505) – FMCSA Carrier Profile
doing business as CUSTOM GRAIN HARVESTING
DOT# 1857505● Active
Updated monthly · 2026-03-09
This carrier is active. Review the inspection and crash data below.
Mark Thompson is a registered motor carrier with the FMCSA under USDOT number 1857505. The company operates from Yerington, NV and maintains an active operating status with 1 power units and 1 drivers on record.
Safety Rating
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Company Information
Address22 Manha Lane, Yerington, NV, 89447
Phone(775) 781-2155
Entity TypePrivate Property
OperationIntrastate (Non-Hazmat)
Power Units1(Small carrier)
Drivers1
MCS-150 FiledJune 24, 2023
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Carrier Insight
Mark Thompson is a small motor carrier operating in Nevada.
Mark Thompson has not received a formal safety rating from the FMCSA. This is common for smaller or newer carriers and does not necessarily indicate a safety problem.
The company operates 1 power unit and employs 1 driver. This is a small carrier operation.
Frequently Asked Questions
What is USDOT Number 1857505?
USDOT number 1857505 is assigned to Mark Thompson, an active motor carrier registered with the FMCSA, based in Yerington, NV.
Where is Mark Thompson located?
Mark Thompson is headquartered at 22 Manha Lane, Yerington, NV 89447.
What does "Not Rated" mean?
"Not Rated" means the FMCSA has not conducted a formal compliance review for this carrier. It does not indicate a safety problem — many active carriers operate without a formal rating.
Is zero crashes always a good sign?
Generally yes, but context matters. A carrier with zero crashes and very few inspections may simply have limited road exposure. Always review crash data alongside inspection volume and fleet size.
What is a normal OOS rate?
The national average vehicle out-of-service rate is approximately 21%. Driver OOS averages around 5%. Rates significantly above these thresholds may indicate recurring compliance issues.
How often is FMCSA data updated?
FMCSA publishes updated carrier data monthly. This page reflects the most recent available snapshot, updated on the date shown above.
Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 1857505 · Last updated: 2026-03-09. View official FMCSA record →