Looking for a english speaking host family

Looking for a host family in England or an English-speaking country
Hello, we, a family of 3 from Mönchengladbach in Germany are looking for a nice English speaking family for a mutual student exchange. We are looking for a warm host family for my son (13), who brings him closer to the English language with a lot of calm, patience and fun.
The whole thing would be private. My email is m.caipy@web.de
We are already looking forward to everything that will come