On 27 October 2023, Tsavliris assisted the towage of the Passenger/Cruise Ship "QUEEN of the OCEANS" (GT 77,500) with two of their Patras-based tugboats, namely the "PROTEAS" (BHP 3,200 - BP 45) and the  "HERMES" (BHP 2,725 - BP 43). Towage commenced from Patras Port to Platygiali terminal, Astakos Port, Greece.