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PIONEER MATERIALS WEST INC
DBA: Pioneer Materials West Slope
Centennial, CO
CarrierChk vetting signal
Elevated concerns
Unsatisfactory Safety Rating
FMCSA has rated this carrier Unsatisfactory, its lowest safety rating. Exercise caution before booking.
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FMCSA status: Active registration · no operating authority · DOT 360663
Active
Unsatisfactory
Broker Vetting Summary
Key signals from current FMCSA records
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Unsatisfactory
6.9% OOS · 47 inspections on record
Flags · 1
Unsatisfactory Safety Rating
FMCSA has rated this carrier Unsatisfactory, its lowest safety rating. Exercise caution before booking.
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- Registered with FMCSA as a private carrier — not registered to haul other companies' freight for hire
- No active insurance filing found on record
- FMCSA safety rating: Unsatisfactory
- Vehicle out-of-service rate 11.8% — below the 20.7% national average
- 47 FMCSA inspections on record
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
360663
Safety Rating
Unsatisfactory
Entity Type
Corporation
Operation Classification
Private (property)
MCS-150 Filed
March 9, 2026
FMCSA Registration
July 20, 1989
Annual Mileage
810,000 mi (2025)
Contact Information
Address
7271 S Eagle St, Centennial, CO 80112
Phone
Email
Owner / Officer
Ryan Stensland
Officer 2
Andrew Vye
Cargo Types
Building MaterialsConstruction Materials
Safety Snapshot
Out-of-service rates, violations and crashes
Safety & Inspection Summary
Total Inspections
47
Driver Inspections
29
Vehicle Inspections
27
Out-of-Service Violations
3
Violations by Category
Vehicle Maintenance19
Unsafe Driving1
Hours of Service4
OOS Rates vs. National Average
Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Vehicle OOS Rate11.8% · national avg 20.7%
✓ Below national average
6.9% of 29 inspections in the last 24 months put a driver or vehicle out of service —
17th percentile among carriers with 25–99 inspections (lower is better).
CarrierChk calculation from FMCSA roadside inspection records, not an FMCSA score.
Inspection Trend by Year
2026
2025
2024
Violation Rate by Category
Share of roadside inspections in FMCSA's rolling 24-month window that found a violation in each category. The individual violations are listed under each inspection in Inspection Details below. None of this is the basis of the safety rating, which comes from an on-site compliance review.
Vehicle Maintenance
8 of 17 inspections
Unsafe Driving
1 of 29 inspections
Hours of Service
1 of 29 inspections
Driver Fitness
0 of 29 inspections
Controlled Substances
0 of 29 inspections
Crash History (1)
Crashes reported to FMCSA in the last 24 months. A crash appearing here is a reported event, not a finding of fault.
1
Crashes
0
Fatalities
0
Injuries
1
Tow-aways
| Date | State | Fatal | Injured | Tow | Conditions |
|---|---|---|---|---|---|
| December 30, 2024 | WY | — | — | Yes | No Adverse Conditions · Dawn · Ice |
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
CO33
WY5
Fleet & Equipment (37)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~25
of 48 reported to FMCSA
Trailers
~12
seen at inspection
Equipment types observed
Truck
22
Semi-trailer
6
Chassis / Incomplete
1
Full Trailer
1
Not Applicable
1
Other Trailer
1
Tractor
1
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2021 Freightliner 114SD | Truck · Class 8 | 1FVHG3DV5MHMA6210 | 4 | — |
| 2019 Ford F-650 | Chassis / Incomplete · Class 6 | 1FDWF6EC2KDF02515 | 2 | — |
| 2017 Freightliner 114SD | Truck · Class 8 | 1FVHG3DV9HHJB1830 | 2 | — |
| Great Lake | Semi-trailer | 1G9CH1424PS139981 | 2 | — |
| Unpublishe | Semi-trailer | 1G9CH1428GS139501 | 2 | — |
| 2007 Sterling Truck L9500 series | Truck · Class 8 | 2FZHAZCV27AW81226 | 2 | — |
| 2021 Freightliner M2 | Truck · Class 7 | 3ALACXFC6MDMM8444 | 2 | — |
| 2022 Freightliner 114SD | Truck · Class 8 | 3ALHG3DV7NDNE3253 | 2 | — |
| 2023 Western Star 4700 | Truck · Class 8 | 5KKHAXDV0PPUG1385 | 2 | — |
| 2023 Western Star 4700 | Truck · Class 8 | 5KKHAXDV8PPUG1389 | 2 | — |
Show all 37 units
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2001 Freightliner FLD120 | Tractor · Class 8 | 1FUJALAV21PH22877 | 1 | — |
| 2018 Freightliner M2 | Truck · Class 6 | 1FVACWFC0JHJU6146 | 1 | — |
| 2024 Freightliner M2 | Not Applicable · Class 7 | 1FVACXFC9RHUW8169 | 1 | — |
| 2017 Freightliner 114SD | Truck · Class 8 | 1FVHG3DV9HHJB1827 | 1 | — |
| 2015 Freightliner 114SD | Truck · Class 8 | 1FVHG3DVXFHGF8475 | 1 | — |
| 2015 Great Lakes Trailers | Other Trailer · 14 ft | 1G9CD1423FS139383 | 1 | — |
| Unknown | Semi-trailer | 1G9CH1420HS139588 | 1 | — |
| Grlk | Semi-trailer | 1G9CH1421ES139319 | 1 | — |
| Unpublishe | — | 1G9CH1423G5139499 | 1 | — |
| Grlk | Full Trailer | 1G9CH1425RS139071 | 1 | 1 |
| Great Dane | Semi-trailer | 1G9CH1427HS139555 | 1 | — |
| Unpublishe | — | 1G9CH1429PS139961 | 1 | — |
| Great Lake | — | 1G9CH142XES139321 | 1 | — |
| Great Lake | — | 1G9CH142XGS139502 | 1 | — |
| Grlk | Semi-trailer | 1G9CH16207S139912 | 1 | — |
| 2025 Peterbilt 567 | Truck · Class 8 | 1NPCLP0X5SD742456 | 1 | — |
| 2024 Freightliner M2 | Truck · Class 6 | 3ALACWFCXRDVG0905 | 1 | — |
| 2014 Freightliner 114SD | Truck · Class 8 | 3ALHG3DV1EDFZ7378 | 1 | — |
| 2023 Freightliner 114SD | Truck · Class 8 | 3ALHG3DV3PDNX7651 | 1 | — |
| 2018 Freightliner 114SD | Truck · Class 8 | 3ALHG3DV6JDJM8057 | 1 | — |
| 2005 Western Star 4900 | Truck · Class 8 | 5KKHALCV25PU60914 | 1 | 1 |
| 2020 Western Star 4700 | Truck · Class 8 | 5KKHAVDV0LPLZ9912 | 1 | — |
| 2021 Western Star 4700 | Truck · Class 8 | 5KKHAXDV0MLME4539 | 1 | — |
| 2022 Western Star 4700 | Truck · Class 8 | 5KKHAXDV5NPNJ9167 | 1 | — |
| 2025 Western Star 47X Chassis | Truck · Class 8 | 5KKHBPDV0SLUW8225 | 1 | — |
| 2024 Western Star 47X Chassis | Truck · Class 8 | 5KKHBPDV4RLUW8187 | 1 | 1 |
| 2024 Western Star 47X Chassis | Truck · Class 8 | 5KKHBPDV9RLUW8184 | 1 | — |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Inspection Details
Each roadside inspection with its violations
Inspection Records (47)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| August 24, 2026 | 1814390147 | DILLON CO | III | — | — | PIONEER MATERIALS | Straight Truck |
FREIGHTLINER |
1FVHG3DV5MHMA6210 |
CO CDYU40 |
| August 14, 2026 | 0669873260 | MONUMENT CO | II | — | — | COLORADO DRYWALL SUPPLY | Straight Truck |
FREIGHTLINER |
1FVACXFC9RHUW8169 |
CO CDXF05 |
| August 12, 2026 | 0028561097 | FRANKTOWN CO | II | 3 | — | CARRIER | Straight Truck |
STERLING TRUCK |
2FZHAZCV27AW81226 |
CO QTM740 |
| 393.9A-LIL | Lighting - Identification lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 392.2-SLLSR | State/Local Laws - State registration/tag violation | |||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| July 9, 2026 | 1749420569 | FORT COLLINS CO | II | — | — | N/A | Straight Truck |
FREIGHTLINER |
3ALHG3DV7NDNE3253 |
CO DGE273 |
| June 25, 2026 | 1503970038 | GYPSUM CO | III | — | — | — | Straight Truck |
WESTERN STAR |
5KKHAXDV8PPUG1389 |
CO CKWT19 |
| June 24, 2026 | 1330012242 | DUMONT CO | III | 1 | — | PIONEER MATERIALS WEST | Straight Truck |
FREIGHTLINER |
3ALHG3DV1EDFZ7378 |
WY 1C1346 |
| 392.2-SLLIRP | State/Local Laws - IRP apportioned tag or registration violation | |||||||||
| June 11, 2026 | 1290040087 | MONUMENT CO | III | — | — | PIONEER MATERIALS WEST | Straight Truck |
FREIGHTLINER |
3ALACXFC6MDMM8444 |
CO EHWC17 |
| May 22, 2026 | 1712000921 | FRANKTOWN CO | II | 1 | — | PIONEER MATERIALS | Straight Truck |
PETERBILT |
1NPCLP0X5SD742456 |
CO ENBN00 |
| 393.9A-LLPL | Lighting - License plate lamp inoperative | Clearance Identification Lamps/Other | ||||||||
| March 4, 2026 | 0799293637 | COMMERCE CITY CO | II | — | — | — | Straight Truck |
FREIGHTLINER |
1FVACWFC0JHJU6146 |
CO VOE013 |
| February 25, 2026 | 1569253382 | DUMONT CO | II | — | — | N/A | Straight Truck Semi-trailer |
FREIGHTLINER UNPUBLISHE |
3ALHG3DV6JDJM8057 1G9CH1428GS139501 |
CO CDXA37 CO EDVY41 |
Shippers Seen at Inspections
Shipper names recorded by roadside inspectors over roughly the last three years. Only inspected loads appear, so this is a sample of who the carrier hauls for, not a complete customer list. Names are as entered at the roadside; blanks and placeholders such as “N/A” or “same as carrier” are left out.
| Shipper | Inspections | Most recent |
|---|---|---|
| COLORADO DRYWALL SUPPLY | 1 | August 14, 2026 |
| ALLMAN DRYWALL | 1 | December 9, 2025 |
| POWER MATERIALS WEST INC | 1 | June 5, 2025 |
| PIONEER MATERIALS WEST, IN | 1 | June 10, 2024 |
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: September 21, 2026.
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