Who are the main manufacturers of offshore Jack-up platform jacking gear equipment?

Question

I need to have a minimum of three manufacturers/suppliers of this type of equipment.

Answer 1

the motors on our jack up were supplied by GE and the gear boxes are national the mechanism is le tourniea you may also try continental emsco mitsubushi or bj hughes

Answer 2

As each one is so specialised you will find the jack-up gear is just an engineered part of the rig and manufactured in the shipyard where they build the rig. Try Cromarty yard for example.