STACK BROS MECHANICAL CONTRACTORS INC Company Identity & Federal Record

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

Operation
Interstate· Hazmat

Contact

Fax
(715) 398-2967
Web domain
stackbr.com

Registration

Officer
William E Stack
USDOT / docket
1280175 · MC-1583591
First registered
08/27/2004
Last MCS-150
05/27/2025 · 600,000 mi (2022)
FMCSA safety rating
Not rated
Recordable crash rate
0.00
D-U-N-S

Fleet (self-reported · MCS-150)

134Power units
143Drivers
24CDL drivers
600,000Annual 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.