Harder Mechanical Contractors INC (USDOT 113828)
DBA J M Harder Plumbing & Heating
USDOT 113828 · Active · Portland · OR
Public listing
- Legal name
- Harder Mechanical Contractors INC
- License or register id
- USDOT 113828
- Status
- Active
- State
- OR
- City
- Portland
- Category
- Private Property
- Phone
- +1 (971) 361-7634
- Address
- 2148 Ne Mlk Jr Blvd, Portland, OR, 97212-3724
- Official source
- FMCSA Company Census
Verify this record on the official source named above before you hire, fund, or rely on it. An index listing is not an endorsement, a rating, or a review. Empty phone or address means that public file did not include it.
Census fleet
- Power units
- 14
- Drivers
- 3
- Operation
- Interstate
- Classification
- Private Property
- Census status
- Active
- Trucks
- 4
- FMCSA safety rating
- Satisfactory (19890309)
- MCS-150 mileage
- 5000 (2026)
- MCS-150 date
- 20260615
- Fleet size
- 12–14 power units
- Hazmat
- Yes
- Business type
- Corporation
- Company officer
- Karen Williams, Dustin Harder
- Mailing address
- 2148 Ne Mlk Jr Blvd, Portland, OR, 97212-3724
Company Census fields (fleet, safety, cargo, officers, mailing). VIN/plate come from SMS Input joins when present.
Inspections
- Inspection count
- 2
- Driver OOS total
- 1
Aggregated from public SMS Input – Inspection (rbkj-cgst). Counts are offline; samples are newest-first.
About
Harder Mechanical Contractors INC is in the FMCSA Company Census as USDOT 113828. census status Active. address 2148 Ne Mlk Jr Blvd, Portland, OR, 97212-3724. 14 power units. 3 drivers. Private Property. Interstate operation. FMCSA safety rating Satisfactory as of 19890309. hazmat indicated. Source: public FMCSA Company Census. Not an FMCSA endorsement.
How to verify
How do I verify Harder Mechanical Contractors INC?
Match the legal name and USDOT 113828 on FMCSA SAFER. BrokerMafia republishes the public Motus and Company Census record and does not endorse the firm.
What does this listing show?
Operating authority, USDOT, census fleet, and insurance filings when those fields are on the FMCSA extract.

