Carrier profile · USDOT 187472 · Updated Jun 13, 2026
Western Waterproofing Company Inc
DBA WESTERN SPECIALTY CONTRACTORS
99 power unitsRegional · 4 statesSAINT LOUIS, MO100/100
AUTHORITY STATUS UNKNOWNRATED SATISFACTORYHAZMAT
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
- 1637 NORTH WARSON ROAD, SAINT LOUIS, MO, 63132
- Operation
- Interstate· Hazmat
Contact
- Phone
- (314) 427-1637
- Fax
- (314) 499-5029
- Web domain
- nistaagency.com
Registration
- Officers
- Tom Brooks · Tim Diehl
- USDOT / docket
- 187472
- First registered
- Jun 1, 1974
- Last MCS-150
- Apr 25, 2025 · 950,000 mi (2024)
- FMCSA safety rating
- Satisfactory · Nov 2, 1989
- D-U-N-S
- 8909129
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.