Company snapshot
- Legal name
- Stack Bros Mechanical Contractors INC
- DBA
- Stack Bros
- USDOT number
- 1280175
- MC docket
- MC1583591
- Physical address
- 3119 Hill Ave, Superior, WI, 54880
- Phone
- (715) 398-2964
- Power units
- 134
- Drivers
- 143
- Operation
- Interstate
- Operating radius
- Interstate 100+ mi
- Cargo
- Machinery, Large Objects, Construction
- Last MCS-150 filing
- May 27, 2025
Operating authority
- Common authority
- Active
- Contract authority
- Not held
- Broker authority
- Not held
- Authority granted
- Aug 27, 2004
- MCSIP step
- 0
Insurance on file
- Insurer (writing paper)
- Travelers
- Filing form
- BMC-91X
- Coverage amount
- $750,000
- BI/PD on file
- $750,000
- Estimated renewal window
- Q3 2024
Safety record
- FMCSA safety rating
- Not rated
- Roadside inspections (24 mo)
- 8
- Out-of-service inspections
- 4
- Inspections with violations
- 7
- BASICs in alert
- 0
Source: FMCSA census, Licensing & Insurance (L&I) and SMS publications, mirrored and refreshed daily. Record last synced Jul 30, 2026. Native Base is not affiliated with FMCSA; always confirm against the live federal record before binding.
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