After his retirement, Tachie-Mensah became the head coach an FC Frauenfeld youth team in August 2009.
ˈæftɚ hɪz ɹᵻtˈaɪɚmənt, tˈækimˈɛnsə bɪkˌeɪm ðə hˈɛd kˈoʊtʃ ɐn ˌɛfsˈiː fɹˈɔːənfˌɛld jˈuːθ tˈiːm ɪn ˈɔːɡəst tˈuː θˈaʊzənd nˈaɪn.