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Subsea Tools and Related Equipment

Excess Engineering offers designing and developing engineered systems for renewable energy, offshore oil and gas and subsea industries.


Acoustically operated; battery powered seabed frame; no umbilical or ROV required

Battery Powered Subsea Frame

Acoustically operated; battery powered seabed frame; no umbilical or ROV required

Design of electrical system and delivery of subsea motors and controls. This includes both topside and subsea control units, VFDs, transformers and filters.​

Subsea Motors

Design of electrical system and delivery of subsea motors and controls. This includes both topside and subsea control units, VFDs, transformers and filters.​

Design and analysis of subsea planetary gearboxes

Subsea Gearboxes

Design and analysis of subsea planetary gearboxes

Subsea Control Systems

Designing subsea control systems to meet the client’s requirements

Umbilical termination, design analysis and installation of mechanical termination of kevlar reinforced umbilical's end termination of fiberoptic umbilical

Umbilical Termination

Design, analysis and installation of mechanical termination of ​Kevlar reinforced umbilical’s​ end termination of fiberoptic umbilical

Electric cone penetration testing (CPT) tool for offshore windfarm geotechnical site investigation

New electric versatile cone penetration testing (CPT) tool for obtaining geotechnical data from seabed

Electrical CPT Tool

Subsea Wireline Tool Trap

Wireline tool trap to close the wellbore, preventing the tool string to be dropped into the well or dropped on the BOP valves

Pressure Control Head

Design and manufacturing pressure control head, rated to 15,000 psi working pressure, 10,000 ft water depth and are suitable for both slickline and braided line operations

PCH Handling Skid

Offshore service skid for pressure control head unit transport and handling, allowing for ease of shipment and rapid reconfiguration between wireline types