Carrier profile · USDOT 1635305 · Updated Jun 13, 2026
SULAM CORP
DBA SPARTAN MANUFACTURING
1 power unitMAQUOKETA, IA50/100
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
- 1205 E SUMMIT, MAQUOKETA, IA, 52060
- Mailing address
- 1595 GERALDINE DRIVE, DUBUQUE, IA, 52003
- Operation
- Intrastate (Non-Hazmat)
Contact
- Phone
- (563) 583-0854
- Cell
- (563) 581-4938
- jspahn@mac.com
- Web domain
- mac.com
Registration
- Officer
- Jeffrey D Spahn
- USDOT / docket
- 1635305
- First registered
- Apr 20, 2007
- Last MCS-150
- Nov 26, 2018 · 1 mi (2017)
- FMCSA safety rating
- Not rated
- Recordable crash rate
- 0.00
- D-U-N-S
- 788770118
Fleet (self-reported · MCS-150)
—CDL drivers
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.