Freight Carrier · Ripon, CA

THOMPSON BUILDING MATERIALS

460 S STOCKTON AVE · Ripon, CA 95366-2747

AUTHORIZED FOR:
(209) 599-4543 Tap to call
  • MC #565733
  • USDOT #3433333 USDOT Active
  • 12
    Power Units
  • 7
    Drivers
  • Carrier
    Entity Type

About this carrier

THOMPSON BUILDING MATERIALS is a Ripon, CA freight carrier that is authorized for: in the state of California. This company has 12 truck(s) in their fleet and 7 truck drivers. Their motor carrier number is MC-565733 and their USDOT number is 3433333.

Sourced from FMCSA SAFER · last filed 03/05/2025 · last updated Jul 22, 2026.

Carrier Details

  • Legal Name SAPPHIRE MATERIALS INC
  • Operating Status AUTHORIZED FOR:
  • MCS-150 Filed 03/05/2025

Authority & Operations

Operation Classification
  • Authorized for Hire
  • Private (Property)
Carrier Operation
  • Intrastate (Non-Hazmat)

Cargo Authorized

  • Building Materials

Operating Territory

Inspection activity   Inspected in 1 state over the past 24 months: CA (21). Home base: Ripon, California.

Safety Record

Updated Jul 22, 2026

Crashes (24 mo)

  • 0
    Fatal
  • 0
    Injury
  • 1
    Tow
  • 1
    Total

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 1.22 2 Crash Indicator Not Public Hours of Service 0 0 Vehicle Maintenance 0.7 3 Drugs / Alcohol 0 0 Hazmat Not Public Driver Fitness 0 0

Inspection Summary

  • 21
    Total
  • 16
    Clean
  • 5
    With violations

24-month window ending Jun 26, 2026

Violations Cited 6 unique codes

Critical 2

  • 393.9(a)Inoperative Brake Lamps OOS×1 SW 6
  • 392.9A2-CCargo - Vehicle components or dunnage not secured OOS×1 SW 1

Unsafe Driving 2

  • 392.2SLIMPTState/Local Laws - General impeding traffic. SW 5
  • 392.2LVLane Restriction violation SW 3

Vehicle Maintenance 2

  • 393.95A4-EEUSEmergency Equipment - Fire Extinguishers - unsecured SW 2
  • 393.60(c)Windshield - Damaged or Discolored SW 1

Locations

Physical Address
THOMPSON BUILDING MATERIALS
460 S STOCKTON AVE
RIPON, CA 95366-2747
Mailing Address
SAPPHIRE MATERIALS INC
282 S ANITA DR
ORANGE, CA 92868-3308

Location on Map