Looking for a German language teacher in Cologne (Köln) in German

Hello,

I am looking for a teacher of German for foreigns with experience who lives in Cologne or close, in order to give private lessons to my boyfriend. He has done a 3-month course of German, so his level is around A.1.1. and would need to refresh that at continue with A.1.2. Preferred time would be during the week, Monday - Thursday, after 7 p.m.

We live in Cologne south (Köln-Süd), more precisely in Zollstock. 

Looking forward to your answers!

Cheers,

Sara