Orbcomm

 

Orbcomm LogoOrbcomm maintains a network of Low Earth Orbit satellites with a focus on M2M applications such as asset tracking, management and remote control. Of particular interest is its Satellite AIS service, which tracks AIS equipped vessels from space.

Orbcomm website
S-AIS datasheet 

Mentions:
2011.03.25 Space News   Neck & Neck Race to be first in tracking ships from space