THAYERMAHAN INC

USDOT 4073019 · Groton, CT · Underwriter-grade risk snapshot

Operating statusI

Lead priorityInactive

Fleet2 power units · 14 drivers (2 trucks)

OperationA · PRIVATE PROPERTY

Current insurer—

Crashes / Inspections (24 mo)0 / 0

Address120B LEONARD DR
GROTON CT 06340-5336

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Power units2

Drivers14 (0 CDL)

MCS-150 mileage1 (2022)

MCS-150 filedMay 26, 2023

HazmatN

Cargoother: scientific equipment, tools, general freight

Total inspections0

Out-of-service0

Vehicle OOS rate—

Driver OOS rate—

Total violations0

OOS violations0

Total crashes0

Fatal crashes0

Injuries0

Insurance agent? THAYERMAHAN INC — get the full CT lead list.

Data as of Thu Oct 15 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Source: FMCSA public filings, refreshed daily by Insight Carrier.