H-Hotels (www.h-hotels.com) is a local hotel chain in Germany, Austria and Switzerland. Overall they have different hotel levels from simple hostels up to upscale Hotels in most of the big citys. End of last year they deployed the new "Hotmiles" bonus programme that allows to reach an Gold Status (incl. Executive Lounge access) with 10 nights per year only. Furthermore you can collect Lufthansa Miles&More or Payback points.

We recently had the opportunity to stay in the H4 Hotel in Münster: