Carrier profile · USDOT 829417 · Updated Jun 13, 2026
HEIDELBERG MATERIALS SOUTHEAST AGG LLC
136 power unitsavg 7.6 yrLocal · 2 statesDULUTH, GA100/100
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
@heidelbergmaterials.com — 12 carriers: USDOT 109226USDOT 330443USDOT 554236USDOT 605674USDOT 856034USDOT 1133825USDOT 1603351USDOT 1977251
Shares a company officer with other carriers
robert mars — 3 carriers: USDOT 1022650USDOT 2587093
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)136136
Observed (24 mo)2525
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 + officer
Owner / group view
Affiliated authorities
Collapses 14 related authorities · joined by email domain + officer
- Authorities
- 14
- Combined power
- 1,185
- States
- 9
- Oldest authority
- Jun 1, 1974
- Active now
- 12
- HEIDELBERG MATERIALS SOUTHEAST AGG LLC· viewingUSDOT 829417136PU
- HM SEFA TRANSPORTATION LLCUSDOT 605674257PU
- HEIDELBERG MATERIALS NORTHEAST LLCUSDOT 109226240PU
- HM SOUTH TEXAS CONCRETE LLCUSDOT 1982621139PU
- HEIDELBERG MATERIALS NORTHEAST-NY LLCUSDOT 554236123PU
- HEIDELBERG MATERIALS NORTHEAST LLCUSDOT 197725191PU
- CARVER SAND AND GRAVEL LLCUSDOT 113382572PU
- HM PACIFIC NORTHWEST INCUSDOT 303076053PU
- HEIDELBERG MATERIALS TDPS LLCUSDOT 432817627PU
- HEIDELBERG MATERIALS MIDWEST AGG INCUSDOT 160335122PU
- COMMERICAL AGGREGATES TRANSPORTATION & SALES LLCUSDOT 85603415PU
- ROBERT MARSUSDOT 10226508PU
- ROBERT MARSUSDOT 25870931PU
- GRR TRANSPORTATION SERVICES INCUSDOT 3304431PU