Carrier profile · USDOT 1488549 · Updated Jun 21, 2026
MOUNTAIN STATES PUMPING SERVICE LLC
8 power unitsavg 17.2 yrRegional · 4 statesROCK SPRINGS, WY86/100
AUTHORITY STATUS UNKNOWNHAZMAT
Network & Fraud
Reincarnation chains, shared-VIN links, common domains and officers, and owner-group affiliations — the chameleon / double-broker signals that name-and-USDOT lookups miss.
Shares a registration email domain with other carriers
@mspsi.com — 3 carriers: USDOT 789766USDOT 3612171
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)88
Observed (24 mo)44
Registered capacity materially exceeds what is observed roadside — the MCS-150 may be stale or the fleet under-utilized.
Owner / group view· confidence: email domain
Owner / group view
Affiliated authorities
Collapses 3 related authorities · joined by email domain
- Authorities
- 3
- Combined power
- 34
- States
- 2
- Oldest authority
- Jan 14, 1999
- Active now
- 3
- MOUNTAIN STATES PUMPING SERVICE LLC· viewingUSDOT 14885498PU
- MOUNTAIN STATES PRESSURE SERVICE INCUSDOT 78976624PU
- CORWIN MOTORS LLCUSDOT 36121712PU
Affiliated entities· hover to preview