Carrier profile · USDOT 1810730 · Updated Jun 13, 2026
DIAMOND D GENERAL ENGINEERING INC
13 power unitsavg 13.6 yrLocal · 1 statesWOODLAND, CA100/100
AUTHORITY STATUS UNKNOWN
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
- 32500 STATE HIGHWAY 16, WOODLAND, CA, 95695
- Mailing address
- PO BOX 8608, WOODLAND, CA, 95776
- Operation
- Interstate
Contact
- Phone
- (530) 662-2042
- Fax
- (530) 662-6770
- admin@ddge.net
- Web domain
- ddge.net
Registration
- Officers
- Spencer R. Defty · Laura A. Defty
- USDOT / docket
- 1810730
- First registered
- Sep 12, 2008
- Last MCS-150
- Jun 18, 2025 · 115,621 mi (2024)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- 71050632
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.