So, you need some sort of clever directory based on WordPress that works and looks absolutely great on all mobile screens as well, is not customized to an extend the frequent updates would cause trouble to the looks and functions of even the slightest part of your WordPress site??
Well, as mentioned before, PRESSEROO CAN DO!
Naturally .. and as always with any Presseroo WordPress customization service, multiple editors can edit, add or delete entries, your choice as administrator.
Long live Presseroo!