Carrier profile · USDOT 4387503 · FMCSA data fetched 2026-11-13
A-1 SEPTIC LLC
2 power units2 driversIntrastate non-hazmatSIREN, WI
Census status Active (A)
Official links FMCSA SAFER
← Back to overviewIdentity & Federal · USDOT 4387503
05
Identity & Federal
Source: FMCSA Company Census (az4n-8mr2) · raw queryDataset updated not reportedFetched 2026-11-13 00:26 UTC
- Legal name
- A-1 SEPTIC LLC
- DBA
- Not provided
- USDOT
- 4387503
- MC / FF / MX
- Not provided
- Physical address
- 24680 STATE ROAD 35 70, SIREN, WI, 54872-8432, US
- Mailing address
- PO BOX 74, SIREN, WI, 54872-0074, US
- Business type
- Not provided
- Carrier/shipper code
- C
- Census add date
- 2025-04-01
- MCS-150 filing date
- 2025-04-01
- Power units / drivers
- 2 / 2
- Latest review (type · date)
- Not provided
06
Federal activity
- 2025-04-01Census
Added to FMCSA registration
- 2025-04-01Census
Latest MCS-150 filing
Built only from dates in the sources above. Authority changes use FMCSA's own change date (yu5v-wbh6).
Changes observed by VAX monitoring
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