InforM25 is funded by the M25 Consortium of Academic Libraries and consists of four integrated services:

• Find a library contains general information about M25 Consortium institutions and associated site libraries.
  
  
• Visit a library is an online tool that gives guidance on which M25 libraries you can visit and what you can do when you get there.
  
  
• Search catalogues is a distributed library catalogue that searches over 40 academic libraries.
  
  
• Union List of Serials the ULS holds data on periodicals in the libraries of the University of London and University of Westmnster.