WhaleWashing successfully passed the yearly selection to enter the PortXL program in 2018. PortXL is the First World Port Accelerator, present in Rotterdam, Antwerp, and Singapore. From September 2017 to January 2018, the acceleration program scouted one-thousand start-ups and scale-ups relevant for the sector. The search is global in order to get the best companies in Rotterdam. 25 promising start-ups and scale-ups were invited to participate in the PortXL Selection Days on 12 and 13 February to earn a spot in the 3-month acceleration program. During the Selection Days, the 25 companies had the opportunity to present themselves before 150+ port and innovation experts. Following the two-day event, the 14 companies that showed the most potential to innovate the port sector were selected on 13 February. WhaleWashing has been selected and Rotterdam will be the first port to host the new and innovative technology for cleaning the hull of medium and large vessels.