ask Caritasverband Frankfurt for help: http://bit.ly/2acp9oR
(Site's language is in German).
(see Contact persons on the right side of their homepage, keyword "Kontakt).
Ask project team 'Shelter Frankfurt'
They give only few informations in English: http://bit.ly/2acu9tB
But they are on (German) facebook: http://bit.ly/2actMPF
Mail contact: firstname.lastname@example.org
Kind regards, Jan