Our vessels


State-of-the-art Subsea Equipment Support Vessels (SESV).

AKOFS Santos is a state of the art Subsea Equipment Support Vessels (SESV) operating for Petrobras off the coast of Brazil. The unit is special­ly designed and equipped for deepwater subsea equipment installation, intervention or recovery, and represents a first class field construction platform for deep and ultra-deep waters.

AKOFS Offshore is offering fully integrated services ranging from subsea installation/completion to advanced well intervention operations from the company’s fleet of state-of-the-art monohull well intervention units.

The AKOFS Santos is an STX OSCV 03L design, built by STX Europe at Aukra in 2009. The unit is environmental friendly with focus on low fuel consumption, low exhaust emissions, and has precautions in accordance with DNV’s CLEAN DESIGN requirements incorporated into the vessel design.

The unit’s main features are:
• Ultra deepwater capabilities
• Installation, testing and maintenance of subsea modules
• Rapid module deployment
• ROV with possibility to launch ROV in moonpool, starboard and port
• Subsea construction and maintenance work

The 121 meter long vessel with its Class 3 dynamic positioning and classification makes for a secure and flexible working platform with a large operational window for subsea well intervention, installation and construction work in rough weather and sea conditions around the world.

AKOFS Santos comes with one heave compensated crane of 250 mT capacity. The vessel has a skidding system with pallet capacities of 125 mT in the moonpool area and 50 mT outside, which enables safe and reliable equipment handling in rough weather conditions.

Key data


120.7 m x 23.0 m


5,109 mT

P.O.B. (Single and Double Cabins)


Offshore Crane (rated to 2,700m water)

250t AHC Main Crane (170mT @ 2,500m)

125 ton fiber rope deployment system

Subsea equipment orientation system

Module handling main deck

50 mT

Module handling moonpool area

125 mT

2-off heavy duty work class ROV’s

1 centre moonpool and 2 sliding side ports


Sikorsky S-92 @ D-value 1.05 (21m 8.2 mT)


7.2 m x 7.2 m