Marine & Offshore

    • Headquartered in the center of Gulf Coast activity, SIT has a long history and deep rooted relationship with the shipbuilding industry. We have experience with a large number of applications including a-frames used for launch of deckboats or ROVs, ferry ramps for car loading, and moon pool doors for Coast Guard vessels. SIT has expertise in custom systems that are designed and built to meet specific customer needs.
    • Activity in offshore markets continues to increase, stimulated by lucrative opportunities for oil & gas drilling in deep waters as well as subsea technology development. Offshore applications have taken SIT to international projects providing auxiliary winch systems as well as a new design for a for retractable thrusters using a canister jacking system.


Valve Actuation

Hydraulic Valve Actuation

• Hydraulic
• Electro-Hydraulic

• Subsea & Hull Systems

Pneumatic & Electric Valve Actuation

• Pneumatic
• Electric

Fluid & Water Treatment / Production

Reverse Osmosis Technology
Oil/Water Separators
Ballast Water Treatment Systems
Fuel Treatment Systems


Marine Steering

• Custom Hydraulic Steering
• Power Units, Tillers & Rudders


Wireless Control

HBC Radiomatic


Thruster Canister


Corporate Headquarters

915 Distributors Row
Harahan, LA 70123
Phone: (504) 464-0528
Fax: (504) 464-0514

Houston Manufacturing

12311 Cutten Rd.
Houston, TX 77066
Phone: (281) 822-5000
Fax: (281) 822-5020

Government Information:

With the acquisition of Huber, Inc. in 2013, SIT gained years of valuable experience working with MIL-SPEC, audit requirements and testing. In recent years with increased projects, we have invested in new talent dedicated to military projects and contracts.

DUNS 83-461-5127
NAICS 333298


We create complete hydraulic and electric systems for Civil, Marine, Dredging, Jacking System, Military and Industrial industries.
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