US · FMCSA ACTIVE HAZMAT
GUIDEMARK INC
Souderton, PA 18964 · DOT 364948
Company profile
Web-discovered · as of 2026-07-30
Guidemark Inc. is a PA-based transport company specializing in industrial services, specifically authorized for hazardous materials, operating a fleet of tankers and specialized equipment.
Fleet use
Specialized service
Operating scope
Regional
Service model
dedicated
Equipment
tanker, specialized
Ownership
Private
Employees
51-200
HQ · 350 W 4th St, Souderton, PA 18964
Active website, recent hiring, and DOT safety records confirm active operations.
Registry record
Source FMCSA · as of 2026-08-01
Fleet size
68
power units
Activity
road freight carrier
private licence
In operation since
1989
60 drivers
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