Carrierintel Safety Score: 73/100. 10 inspection violations in 12 months. Last inspected Sep 2026.
DOT 282899MC 435355ActiveMotor CarrierInterstateGreat West Casualty Co · $1,000,000 · 1 policyCHEYENNE, WY
COMPANY
Authority since
2003-02-25
MCS-150
2026-03-04 · 1,024,140 mi (2024)
Fleet
44 units · 47 trailers · 24 drivers
Annual mileage (VMT)
1,024,140 mi (2024)
ADDRESS
Physical
1770 OTTO RD CHEYENNE, WY 82001
Mailing
Same as physical
CONTACT
Phone
3076355332
Email
officemanager@tristateoil.org
OFFICERS
Primary Officer
SHARNA KIM WELTY
Title
OWNER
OPERATION & CARGO
Operation classification
Private Property · Authorized For Hire
Specialty
Tanker / Bulk Liquids
Cargo types
2
Liquids / GasesOther: USED OIL
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads. Specialty is our summary of the declared cargo mix.
AUTHORITY
284 mo
Active authority
INSURANCE
1 active
Great West Casualty Co
RISK GRADE
Minimal Risk
0 risk factors · 4 strengths
OOS RATE
8.0%
4 / 50 inspections
Carrierintel Safety Score
Rolling 12-month heuristic based on inspections, OOS, violations, crashes & fatalities. Not the official FMCSA SMS score.
73
out of 100
Good
Markers: OOS inspection Crash Fatality
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections