US · FMCSA ACTIVE
CAT-SPEC LTD
La Porte, TX 77571-4608 · DOT 1163273
Company profile
Web-discovered · as of 2026-07-30
Cat-Spec, Ltd. (CSL), part of The Stronghold Companies, provides turnkey catalyst handling services and specialized maintenance for the refining and petrochemical industries. They operate a specialized fleet for onsite support, including turnaround services and catalyst changes.
Fleet use
Specialized service
Operating scope
Regional
Service model
dedicated
Equipment
specialized, dry van
Ownership
Subsidiary
part of Stronghold Companies
Employees
51-200
HQ · 225 S 16th St, La Porte, TX 77571
Active listing on The Stronghold Companies website and recent DOT snapshot, address matches specialized industrial services location.
Registry record
Source FMCSA · as of 2026-08-01
Fleet size
124
power units
Activity
road freight carrier
private licence
In operation since
2003
95 drivers
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