Safety Incidents OSHA Severe Injury Reports · 2015–2025
5,189,214Inspections Most recent open 2026-07-16 Last loaded 2026-07-20

UPLAND, CA —

OSHA Inspection: MAT HOLDING, INC.

Accident-driven inspection · Safety discipline

At a glance

On , OSHA opened an accident-driven safety inspection of MAT HOLDING, INC. in 250 S. MOUNTAIN AVE, UPLAND, CA 91786 (NAICS 336390). OSHA activity number 345120745.

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Where did this inspection happen?

Establishment
MAT HOLDING, INC.
Site address
250 S. MOUNTAIN AVE
City
UPLAND
State
CA
ZIP
91786
Mailing
6975 SYCAMORE CANYON BLVD, RIVERSIDE, CA 92507

What kind of inspection was it?

Inspection type
Accident-driven (A)
Scope
Partial (B)
Discipline
Safety
Advance notice
No
Union status
B

When did the case open and close?

Opened
Closing conference
Case closed
Last modified
Data loaded

Establishment context

NAICS code
336390
Employees
1
Ownership type
A

Citations

1 citation on file for this inspection.

3203(A)(8)

Other-than-serious Gravity 5 1 instance 71 exposed
Issued
Abate by
Penalty
Initial $420.00 · Current $420.00
Recent events (1)
  • — Z (O) $420

More inspections in this industry (NAICS 336390)

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Source

This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). The original IMIS detail view is available at OSHA's Establishment Search for activity number 345120745.