Carrier profile · USDOT 1689418 · Updated Jun 13, 2026

GLASSFAB TEMPERING SERVICES INC

34 power unitsavg 6.5 yrRegional · 4 statesTRACY, CA88/100
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.

Last 12 months: 3 trucks also ran under 3 other carriers

VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 268015USDOT 327574USDOT 125550Some overlap is legitimate (leased or sold equipment); review alongside the other signals.
Show all-time history (7 trucks · 9 carriers)

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)34
Observed (24 mo)47
Shared w/ other carriers7

Registered and roadside-observed capacity are broadly consistent.

Shared-VIN cross-links· units inspected under more than one USDOT

VINCarriersInspectionsFirst seenLast seen
4V4NC9EH6PN33063267Jun 30, 2023Oct 30, 2025
3AKJHLDV2LSLP142434Oct 9, 2025Jun 18, 2026
3AKJHLDV7RSVA9401213Jun 28, 2023Jun 18, 2026
1UYTS2484J521210329Sep 7, 2023Jun 15, 2026
1TTF48209W2001790218Jun 13, 2023Apr 7, 2026
1FVACWDT4HHJH785924Mar 17, 2025Mar 25, 2026
3HSDZTZR9LN18764122Nov 18, 2025Dec 1, 2025