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Truck Graph
0/100
✗ Do Not Tender
No active for-hire authority. Cannot legally haul freight for hire.
Pioneer Plumbing
DOT 2837520 · MC MC949674 · Seattle, WA
Report generated: June 11, 2026 at 12:31 PM
✗Authorized for hire?
✓Active insurance?
✗Safety record clean?
✓No fraud flags?
✓No prior revocations?
Carrier Summary

Pioneer Plumbing (DOT 2837520, MC MC949674) is a Washington-based intrastate carrier headquartered in Seattle, WA. As of June 11, 2026 at 12:31 PM, operating authority is active but without for-hire authority. No active risk signals detected. TruckGraph rates this carrier "Do Not Tender" based on FMCSA compliance data, inspection history, insurance status, and network connection analysis. Last synced: June 11, 2026 at 12:31 PM.

FMCSA Public Record
Loyal Mechanical INC
Operating as: Pioneer Plumbing
DOT Number2837520
MC NumberMC949674
Street3425 16TH AVE W
City / StateSeattle, WA 98119
Phone2067898029
Operation typeIntrastate
HazmatNot authorized
Authority age10 yr 5 mo
MCS-150 filed10/22/2020
Company officerSteve Parco
Power units1
Total drivers1
Authority Status
Common (for-hire)Not authorized
Contract (for-hire)Not authorized
BrokerNot authorized
TruckGraph Intelligence
✓ No risk signals detected
✓ OFAC Sanctions: Clear
Connection Chain
DOT nullShared insurer
Revoked
OOS rate 100.0% vs. national avg 22.26% — above average
Network Intelligence Map
Carriers sharing an officer, address, or phone with Pioneer Plumbing
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Power Units
1
Fleet
Drivers
1
Total
Inspections
2
On record
Crashes
0
On record
OOS Rate
100.0%
↑ Avg 22.26%
Authority Age
10 yr 5 mo
Since 2016
Violation Categories — Last 24 Months
Hours of Service
2 insp (100%)
Unsafe Driving
2 insp (100%)
Driver Fitness
2 insp (100%)
Vehicle Maintenance
2 insp (100%)· 2 viol
Controlled Substances
2 insp (100%)
Inspection History
2 total · OOS rate 100.0%
DateStateLevelDriver OOSVehicle OOSResult
5/27/2025WAII01OOS
2/2/2026WAII01OOS
Crash History
0 total on record

No crash records on file.

Insurance Status
Status
✓ Active filing on record
Insurer
FEDERATED MUTUAL INSURANCE CO.
Coverage type
91X
Coverage amount
$1,000,000
Effective
11/16/2020
Location
3425 16TH AVE W, Seattle, WA, 98119 · Open in Maps →
3425 16TH AVE W, SEATTLE, WA, 98119Open in Maps →
Authority Timeline
Authority GrantedJan 2016
FMCSA issued operating authority
Active USDOT — No for-hire authorityCurrent
USDOT record is active but no for-hire operating authority is currently granted

Source: FMCSA compliance records, inspection data, crash records, insurance filings, and TruckGraph analysis. View methodology

Important Legal Notice

Data sourced from FMCSA public records and TruckGraph independent analysis. This is not legal advice, not a guarantee of carrier safety, and not a compliance certification. Verify through official FMCSA sources before tendering. Last synced: .

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Frequently Asked Questions

Is Loyal Mechanical INC authorized to operate?

Loyal Mechanical INC's USDOT number is active but it does not hold operating authority for for-hire interstate operations. It may operate as a private carrier. Verify status before tendering.

What is Loyal Mechanical INC's safety record?

Loyal Mechanical INC has 2 roadside inspections on record with an out-of-service rate of 100.0%. Crash history shows 0 incidents. Review the full safety profile above before making a freight decision.

How many trucks does Loyal Mechanical INC operate?

Loyal Mechanical INC operates 1 power units with approximately 1 drivers.

Is Loyal Mechanical INC insured?

Loyal Mechanical INC has active insurance coverage on file. Coverage amount and carrier details are shown in the insurance section above.

Has Loyal Mechanical INC had any risk indicators?

No risk signals detected for Loyal Mechanical INC as of the most recent data sync. Score: 0/100 (Clear).

What is the DOT number for Loyal Mechanical INC?

Loyal Mechanical INC's DOT number is 2837520 and MC number is MC949674. These identifiers are assigned by the FMCSA and can be used to look up this carrier in official compliance databases.

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For journalists and researchers

Truck Graph data is open and citable. For press inquiries, contact our editorial team.

APA
Truck Graph. (2026). Pioneer Plumbing Safety Record, DOT 2837520. Retrieved from https://truckgraph.com/carriers/2837520
MLA
"Pioneer Plumbing Safety Record, DOT 2837520." Truck Graph, Jun 11, 2026, https://truckgraph.com/carriers/2837520
Chicago
"Pioneer Plumbing Safety Record, DOT 2837520." Truck Graph. Last modified June 11, 2026. https://truckgraph.com/carriers/2837520