Acronym of Organizzazione Tigullio Assistenza Motoscafi, an historical name of a company born as one of the first maintenance boatyard in Liguria, Italie. The professionalism and passion for the sea has allowed OTAM to expand its own horizons and after short time to become RIVA yachts Service Centre. In the 90' OTAM started building its own yachts respectively of 45' and 55', with a significant response from the public and industry specialists.

In recent years, the OTAM Millennium range has been enriched with four other models, a 50'(open) a 58' (open) a 65'(hard-top) and a 80' and purchased and restructured new boatyard near Genoa Airport.