Alicat Workboats Ltd and sister boat builder South Boats IOW Ltd have constructed over 100 vessels in aluminium, GRP composite and steel. Vessels within the group portfolio include crew transfer vessels (CTV), wind farm service vessels (WFSV), workboats, survey vessels, patrol vessels, fishing boats, inshore fisheries vessels, environmental protection craft, barges, wherries, leisure craft, fast ferries, passenger ferries, landing craft and a range of military and para-military craft. Modifications include vessel extensions from design through to completion.