CNSO Constructions Nautique du Sud-Ouest was a boat builder, based in France, founded by Otto Tiefenbach in 1960. This shipyard has built sailboats based in particular on
François Sergent (France) designs.
Contact:
4 specifications of sailboat, between 20 ft (6 m) and 28 ft (8.4 m), built by
CNSO Constructions Nautique du Sud-Ouest are available on Boat-Specs.com: