Carrier profile · USDOT 459236 · Updated Jun 13, 2026
E R LONG ASSOCIATES INC
DBA MAS CON CO
3 power unitsLocal · 2 statesPHOENIXVILLE, PA50/100
AUTHORITY 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 registration email domain with other carriers
@mas-con.com — 2 carriers: USDOT 4426310
Shares a company officer with other carriers
steven long — 15 carriers: USDOT 404038USDOT 812708USDOT 1138982USDOT 1490465USDOT 1697700USDOT 2035331USDOT 2896156USDOT 3191488
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)33
Observed (24 mo)22
Registered and roadside-observed capacity are broadly consistent.
Owner / group view· confidence: email domain + officer
Owner / group view
Affiliated authorities
Collapses 15 related authorities · joined by email domain + officer
- Authorities
- 15
- Combined power
- 78
- States
- 9
- Oldest authority
- Aug 7, 1990
- Active now
- 10
- E R LONG ASSOCIATES INC· viewingUSDOT 4592363PU
- STEVEN LONG TRUCKIGUSDOT 381646038PU
- LONG'S ASPHALT INCUSDOT 81270810PU
- STEVEN LONG TRUNKINGUSDOT 38196946PU
- STEVEN LONGUSDOT 11389824PU
- LONGS PROPANEUSDOT 4040383PU
- ER LONG ASSOCIATES INCUSDOT 44263103PU
- LONG FOUNDATION DRILLINGUSDOT 20353312PU
- LONG SHOT BACKHOE SERVICE LLCUSDOT 31914882PU
- STEVEN LONGUSDOT 33886762PU
- AJS DISTRIBUTION INCUSDOT 28961561PU
- CARLISLE AND LONGUSDOT 14904651PU
- STEVEN LONGUSDOT 16977001PU
- LONG HAULING LLCUSDOT 34755691PU
- WET DREAM POOLSUSDOT 35094221PU