Carrier profile · USDOT 1399655 · MC-531390 · Updated Jun 13, 2026
DIAMOND CONCRETE & CONSTRUCTION INC
7 power unitsLocal · 1 statesSPIRIT LAKE, IA50/100
CARRIER ACTIVEMC-531390 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
- 3120 18TH STREET, SPIRIT LAKE, IA, 51360
- Operation
- Interstate
Contact
- Phone
- (712) 336-9062
- Cell
- (712) 540-9842
- Fax
- (712) 339-9478
Registration
- Officers
- Dean Madagan · Josh Nelson
- USDOT / docket
- 1399655 · MC-531390
- First registered
- Jul 27, 2005
- Last MCS-150
- Apr 21, 2025 · 1 mi (2024)
- 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.