Stay Munich
Stay Munich is an apartment hotel. it's about €990 a month - that might be a company rate though. Facilities include: gym, one free shared internet terminal, sauna, weekly cleaning.
Ottobrunnerstrasse - to get there, get the
S-Bahn S5 from
Ostbahnhof and get off at Weddingerstr. or Woferlstr and walk up from there.
Note, they don't accept pets.
http://www.staymunich.de
See also:
Hotels
Munich