Carrier profile · USDOT 1422299 · Updated Jun 13, 2026
Gulf Coast Materials of Southwest Florida Inc
5 power unitsFORT MYERS, FL50/100
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
@gcmcontracting.com — 2 carriers: USDOT 3214335
Shares a company officer with other carriers
robert w brown — 7 carriers: USDOT 32519USDOT 1338790USDOT 1674965USDOT 1710424USDOT 1806305USDOT 3371483
Owner / group view· confidence: email domain + officer
Owner / group view
Affiliated authorities
Collapses 8 related authorities · joined by email domain + officer
- Authorities
- 8
- Combined power
- 15
- States
- 6
- Oldest authority
- Jun 1, 1974
- Active now
- 2
- GULF COAST MATERIALS OF SOUTHWEST FLORIDA INC· viewingUSDOT 14222995PU
- REDROCK HOTSHOT COMPANYUSDOT 18063054PU
- ROBERT W BROWNUSDOT 325192PU
- BROWN ENTERPRISESUSDOT 33714831PU
- ROBERT W BROWNUSDOT 17104241PU
- GCM CONTRACTING SOLUTIONS INCUSDOT 32143351PU
- GCM CONTRACTING SOLUTIONS INCUSDOT 13387901PU
- ROBERT W BROWNUSDOT 16749650PU
Affiliated entities· hover to preview