State Material Mason Supply Corp (DOT# 939746) – FMCSA Carrier Profile
DOT# 939746● Active
Updated: 2026-03-09
State Material Mason Supply Corp is a registered motor carrier with the FMCSA under USDOT number 939746. The company operates from Westbury, NY and maintains an active operating status with 18 power units and 7 drivers on record.
Safety Rating
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Company Information
Address243 Grand Blvd, Westbury, NY, 11590
Phone(631) 888-2200
Entity TypePrivate Property
OperationInterstate
Power Units18
Drivers7
MCS-150 FiledAugust 19, 2024
Annual Mileage172,000 mi (2023)
Inspection Summary
All-time Inspections
All-time19
Total
7
OOS
2
Driver OOS
5
Vehicle OOS
The out-of-service (OOS) rate represents the percentage of inspections that resulted in the carrier being placed out of service.
Crash History
Crash Records
All-time1
Total
1
Fatal
1
Injuries
0
Tow-Away
BASICS Safety Scores
BASICS Scores
Higher = more risk · FMCSA Behavior Analysis and Safety Improvement Categories3.8
Unsafe Driving
0.0
HOS Compliance
0.3
Driver Fitness
0.0
Controlled Substances
11.4
Vehicle Maintenance
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Frequently Asked Questions
What is USDOT Number 939746?
USDOT number 939746 is assigned to State Material Mason Supply Corp, an active motor carrier registered with the FMCSA, based in Westbury, NY.
How many inspections has State Material Mason Supply Corp had?
State Material Mason Supply Corp has recorded 19 total inspections with 7 out-of-service orders, representing an OOS rate of 36.84%.
Where is State Material Mason Supply Corp located?
State Material Mason Supply Corp is headquartered at 243 Grand Blvd, Westbury, NY 11590.
Data sourced from the FMCSA Open Data Portal. Updated monthly. DOT# 939746 · Last updated: 2026-03-09. View official FMCSA record →