Wɔ afe 1950 mu no, Stephen kɔ yɛɛ adwuma wɔ sukuu a ɔkɔe no mu (Elthanus Commercial Academy) na ɔyee adwuma wɔ ho mfie mienu. Ofiri ho no, ɔkɔ kyerɛɛ ade wɔ sukuu a ɛne Dormaa Ahenkuro Commercial Secondary School. Wɔ afe 1953 mu no, ɔde n’adwuma too hɔ ma no de ho kɔdɔɔm ahwefo a wɔda adwumakuo a wɔtɔ kookoo no.