William Gargiullo

William is part of the Grand Slam Club since 2017 (he ran at least one marathon on all 7 continents and the North Pole). He has notably run the 100km of Biel (Switzerland) 20 times and in 2016 he ran the coldest 100km in the world in Antarctica. In 2021, he also ran 165 km non-stop around Lake Geneva (Switzerland). William has run more than 80 road/mountain marathons (including Everest Marathon, North Pole Marathon, Baikal Marathon, Atacama Marathon, Greenland Marathon, Zermatt Marathon (11x), Jungfrau Marathon (11x), Mont-Blanc Marathon, Berlin, Boston, London, New York, San - Francisco, Melbourne, Paris Marathon etc). Official website : www.operationmarathonsplanetaires.com