Carrier profile · USDOT 1419980 · Updated Jun 13, 2026

Synagro Composting Company of California Inc

DBA SYNAGRO

2 power unitsTOLLESON, AZ50/100

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

@synagro.com — 10 carriers: USDOT 271617 USDOT 341891 USDOT 475041 USDOT 629180 USDOT 1127424 USDOT 1434368 USDOT 2026242 USDOT 2425816

Shares a company officer with other carriers

robert preston — 8 carriers: USDOT 198454 USDOT 822787 USDOT 1627967 USDOT 2120781 USDOT 2325425 USDOT 2366913 USDOT 4206135

Owner / group view· confidence: email domain + officer

Owner / group view

Affiliated authorities

Collapses 17 related authorities · joined by email domain + officer

Authorities: 17
Combined power: 212
States: 10
Oldest authority: Jun 1, 1974
Active now: 7

SYNAGRO COMPOSTING COMPANY OF CALIFORNIA INC· viewingUSDOT 1419980
2PU
SYNAGRO CENTRAL LLCUSDOT 629180
93PU
SYNAGRO SOUTH LLCUSDOT 271617
61PU
SYNAGRO WEST LLCUSDOT 1434368
32PU
OLD LINE ENVIRONMENTAL INCUSDOT 2425816
5PU
SYNAGRO NORTHEAST LLCUSDOT 341891
5PU
R & P INDUSTRIAL CHIMNEY CO INCUSDOT 198454
4PU
DRILLING SOLUTIONS LLCUSDOT 2026242
2PU
ROBERT PRESTONUSDOT 2325425
1PU
R&K TRANSPORTATION AND LOGISTICS LLCUSDOT 4206135
1PU
EARTHWISE ORGANICSUSDOT 1127424
1PU
GUNNAR'S TRANSPORT LLCUSDOT 2120781
1PU
SYNAGRO SOUTHEAST INCUSDOT 475041
1PU
GMG TRUCKING INCUSDOT 2513873
1PU
ROBERT C PRESTONUSDOT 822787
1PU
ROBERT PRESTONUSDOT 2366913
1PU
VALUE CENTERS LLCUSDOT 1627967
0PU

Affiliated entities· hover to preview

SYNAGRO CENTRAL LLC SYNAGRO SOUTH LLC SYNAGRO WEST LLC OLD LINE ENVIRONMENTAL INC SYNAGRO NORTHEAST LLC R & P INDUSTRIAL CHIMNEY CO INC DRILLING SOLUTIONS LLC ROBERT PRESTON