Carrier profile · USDOT 119479 · Updated Jun 13, 2026
A & B WELDING SUPPLY CO
10 power unitsLocal · 2 statesRAPID CITY, SD100/100
AUTHORITY STATUS UNKNOWNHAZMAT
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
- 914 E CHICAGO ST, RAPID CITY, SD, 57701-1740
- Mailing address
- P O BOX 2053, RAPID CITY, SD, 57709-2053
- Operation
- Interstate· Hazmat
Contact
- Phone
- (605) 343-5365
- Fax
- (605) 343-5366
- —
Registration
- Officers
- Kelly Kleinwolterink · Mike Mossbarger
- USDOT / docket
- 119479
- First registered
- Jun 1, 1974
- Last MCS-150
- Aug 5, 2025 · 100,000 mi (2024)
- FMCSA safety rating
- Not rated
- D-U-N-S
- 7499460
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.