Kostmayer Construction, LLC (USDOT 380738)
USDOT 380738 · Active · Slidell · LA
Public listing
- Legal name
- Kostmayer Construction, LLC
- License or register id
- USDOT 380738
- Status
- Active
- State
- LA
- City
- Slidell
- Category
- Private Property
- Phone
- +1 (985) 639-3575
- Address
- 1080 Old Spanish Trl, Slidell, LA, 70458-5002
- 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
- 7
- Drivers
- 4
- Operation
- Interstate
- Classification
- Private Property
- Census status
- Active
- Trucks
- 2
- FMCSA safety rating
- Satisfactory (20070205)
- MCS-150 mileage
- 70000 (2024)
- MCS-150 date
- 20250806
- Fleet size
- 7–8 power units
- Hazmat
- Yes
- Business type
- Corporation
- Company officer
- James H Kostmayer Jr
- Mailing address
- 1080 Old Spanish Trl, Slidell, LA, 70458-5002
Company Census fields (fleet, safety, cargo, officers, mailing). VIN/plate come from SMS Input joins when present.
Inspections
- Inspection count
- 1
Aggregated from public SMS Input – Inspection (rbkj-cgst). Counts are offline; samples are newest-first.
About
Kostmayer Construction, LLC is in the FMCSA Company Census as USDOT 380738. census status Active. address 1080 Old Spanish Trl, Slidell, LA, 70458-5002. 7 power units. 4 drivers. Private Property. Interstate operation. FMCSA safety rating Satisfactory as of 20070205. hazmat indicated. Source: public FMCSA Company Census. Not an FMCSA endorsement.
How to verify
How do I verify Kostmayer Construction, LLC?
Match the legal name and USDOT 380738 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.

