Wikipedia:Articles for deletion/Maredo
There is a bit more information on the chain in the https://de.wikipedia.org/wiki/Maredo German Wikipedia article. Doing a gBook search, I was able to find a https://books.google.com/books?id=S34nAQAAMAAJ&q=%22Maredo%22&dq=%22Maredo%22&hl=en&sa=X&ved=0ahUKEwib06GZrvbXAhVL5CYKHTLHBJwQ6AEIMzAC mention going back to 1985, unfortunately because the book predates the internet, little is visible in the snippet view. And then there's a https://books.google.com/books?id=AQq0FC_7HpAC&pg=PT502&dq=%22Maredo%22&hl=en&sa=X&ved=0ahUKEwix_ruIr_bXAhUDKCYKHRoyB5o4ChDoAQgsMAE#v=onepage&q=%22Maredo%22&f=false discussion of the acquisition of the chain here. And, because it is a German chain, there is reference material available only in German. Sure, the article can use some work, but I think the subject meets 
— User:Glane23, 21:53, 6 December 2017 (UTC)
Stance: keep
Cited policy: WP:GNG (Wikipedia:Notability)