Carrier profile · USDOT 524156 · Updated Jun 13, 2026

RETRO ENVIRONMENTAL

15 power unitsavg 9.8 yrRegional · 3 statesELDERSBURG, MD88/100
AUTHORITY STATUS UNKNOWN

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Operating footprint· revealed by roadside-inspection geography

Operating radiusRegional
revealed
States observed3
US states
Inspections · 24 mo24
MD busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
ELDERSBURG, MD
1332 LONDONTOWN BLVD SUITE 207
Top corridor
MD
MD 20 · PA 3 · VA 1
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 3 states · trailing 24 mo

Roadside inspections by state · RETRO ENVIRONMENTAL · trailing 24 months
StateCoverageInspections
MDMarylandHQ20
PAPennsylvania3
VAVirginia1