Sinatra Antwi joined Norwich as an under-15 in 2014/15 from the Protec Academy. He had joined Crystal Palace on trial in early 2014 from Swedish side Hammarby, He then attended a soccer school in Finchley and trialled with Arsenal.
He is a pacey winger who made 1 appearance for the Under-18s in 2015/16. After leaving Norwich, he joined Barnet. He later played for Redhill, Carshalton and Lewisham Borough in the Southern Counties East Football League.