Carrier profile · USDOT 145412 · Updated Jul 18, 2026

Mccarthy Building Companies Inc

DBA CASTLE CONTRACTING

258 power unitsavg 4.3 yrMulti-region · 8 statesST LOUIS, MO94/100
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

Mailing address
12851 MANCHEST RD, ST LOUIS, MO, 63131
Operation
Interstate

Contact

Web domain
mccarthy.com

Registration

Officers
Melissa Lawson · John Buescher
USDOT / docket
145412
First registered
Jun 1, 1974
Last MCS-150
Jan 7, 2025 · 2,864,204 mi (2024)
FMCSA safety rating
Not rated
D-U-N-S
1951375

Fleet (self-reported · MCS-150)

258Power units
318Drivers
103CDL drivers
2,864,204Annual mileage

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.