Carrier profile · USDOT 3355483 · MC-1073091 · Updated Jun 13, 2026
CORNERSTONE PLUMBING LLC
1 power unitsSPOKANE VALLEY, WA50/100
AUTHORITY STATUS UNKNOWNMC-1073091 STATUS UNKNOWN
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 company officer with other carriers
michael parks — 15 carriers: USDOT 107055USDOT 395712USDOT 1533476USDOT 1677388USDOT 2078779USDOT 2687940USDOT 3218858USDOT 3470441
Owner / group view· confidence: officer
Owner / group view
Affiliated authorities
Collapses 15 related authorities · joined by officer
- Authorities
- 15
- Combined power
- 597
- States
- 12
- Oldest authority
- Jun 1, 1974
- Active now
- 7
- CORNERSTONE PLUMBING LLC· viewingUSDOT 33554831PU
- O'CONNELL ELECTRIC COMPANY INCUSDOT 395712290PU
- O'CONNELL ELECTRIC COMPANY INCUSDOT 4387945290PU
- MICHAEL PARKSUSDOT 16773883PU
- HILLCREST TURF SERVICES INCUSDOT 32188582PU
- OPEN COUNTRY LAND MANAGEMENT AND GRADINGUSDOT 40516622PU
- HILLCREST TURF SERVICES INCUSDOT 44138862PU
- ONE MOTION LLCUSDOT 34704411PU
- MICHAEL PARKSUSDOT 40316771PU
- HAUL'N ASSETS TRANSPORT, LLCUSDOT 26879401PU
- PARKS SUPERIOR SALES INC OF CONNUSDOT 1070551PU
- PRIME CHOICE TRANSPORT LLCUSDOT 37378521PU
- POPS 5 G BOYZ LLCUSDOT 20787791PU
- M J PARKS ENTERPRISEUSDOT 44453581PU
- MICHAEL PARKSUSDOT 15334760PU