Carrier profile · USDOT 336456 · Updated Jun 13, 2026
Mason City Iron & Metal Co Inc
1 power unitMASON CITY, 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
- 2200 SOUTH PIERCE AVENUE, MASON CITY, IA, 50401
- Mailing address
- 700 OFFICE PARKWAY, SAINT LOUIS, MO, 63141
- Operation
- Interstate
Contact
- Phone
- (641) 423-2155
- Cell
- (314) 787-3896
- Fax
- (641) 423-1314
- Web domain
- altertrading.com
Registration
- Officers
- Jon Schwartzman · Tim Rosengren
- USDOT / docket
- 336456
- First registered
- Dec 13, 1988
- Last MCS-150
- Sep 28, 2009 · 1 mi (2008)
- FMCSA safety rating
- Not rated
- D-U-N-S
- 22246292
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.