Castoldi Company is unanimously considered the innovator of the waterjet propulsion system and the Company that relaunched its world wide popularity thanks to the development of a totally new design which upsets the general opinion that reputed the waterjet unit low in efficiency and poorly manoeuvrable. Since the beginning of the first research and developments in 1962 until today Castoldi is still leading the edge with advanced concepts making its waterjet units even more efficient, long lasting, self contained and easy to maintain Castoldi Company is certified according to ISO 9001 while all the waterjet models comply with the requirements of the major Calssification Registers such as ABS, BV, DNV, RINA, RMRS and RRR.