Graduated with honors from the Rambert School of Ballet and Contemporary Dance (London, 2013), Lewis Gillon Seivwright worked for the dance company TanzMainz (Germany) between 2013 and 2016.
Since 2016, as a freelance dancer, he has worked with Club Guy and Roni (Netherlands), Lilianne Brakema (Netherlands), Jonas&Lander (Portugal), Catarina Miranda (Portugal), Sofia Dias & Vítor Roriz (Portugal), Tiago Vieira (Portugal) and Mala Voadora (Portugal).
He has regularly been invited to teach in different venues, either in the format of dance/movement workshops (Aurora Ballet School, Japan) or contemporary dance training (Estúdios Victor Córdon and FOR Dance Theatre - Companhia Olga Roriz, Portugal).