Carrier profile · USDOT 1931520 · MC-874063 · Updated Jun 13, 2026
Sonoma Soil Builders Inc
5 power unitsWINDSOR, CA80/100
CARRIER ACTIVEMC-874063 ACTIVE
Identity & Federal
The official FMCSA identity — legal name, DBA, addresses, contact, officers, and registration — alongside the daily-captured federal-record activity feed, monitored daily by Vektor.
Location
- Physical address
- 9940 STARR RD SUITE 140, WINDSOR, CA, 95492
- Mailing address
- PO BOX 2231, WINDSOR, CA, 95492
- Operation
- Interstate
Contact
- Phone
- (707) 838-7645
- Cell
- (707) 974-9796
- Fax
- (707) 836-7645
- Web domain
- sonomasoilbuilders com
Registration
- Officers
- Germon Medeiros · Germon Medeiros
- USDOT / docket
- 1931520 · MC-874063
- First registered
- Aug 28, 2009
- Last MCS-150
- Jul 1, 2019 · 313,450 mi (2018)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
MCS-150 filing history· biennial-update cadence
Per-filing MCS-150 history (each biennial update + the fleet/mileage it reported) is being captured from the daily federal feed and will appear here as we capture the full history.
Federal record activity· monitored daily by Vektor
No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.