US · FMCSA ACTIVE HAZMAT
TRI-STATE DRILLING LLC
dba TRI-STATE
Plymouth, MN 55446 · DOT 124973
Company profile
Web-discovered · as of 2026-07-30
Tri-State Drilling, LLC is a Plymouth, MN-based foundation drilling contractor specializing in drilled pier foundations for electrical transmission lines, renewable energy, and heavy highway projects across the United States.
Fleet use
Specialized service
Operating scope
National
Service model
dedicated
Equipment
specialized, flatbed
Ownership
Private
Employees
51-200
HQ · 16940 Hwy 55, Plymouth, MN 55446
Active USDOT 124973, website and LinkedIn active in 2026.
Registry record
Source FMCSA · as of 2026-08-01
Fleet size
56
power units · corroborated
Activity
road freight carrier
private licence
In operation since
1974
70 drivers
US compliance
Source FMCSA L&I / SAFER · as of 2026-07-12
Operating authority
None / private
Insurance on file
No
Out of service
No
Safety rating
SATISFACTORY
Crashes (24 mo)
1
0 fatal · 3 injured
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