TPG, Aermont and Belgian-listed Shurgard are among the parties which tabled non-binding offers earlier this week for Access Self Storage, Sky News understands. A pack of bidders are circling Access Self Storage, a privately held network of sites which has been put up for sale for more than £1 Billion. Sky News understands that the private equity firms TPG and Aermont, the latter of which owns a controlling stake in Pinewood Studios, and Belgian-listed self-storage group Shurgard are among the parties which submitted non-binding offers for Access earlier this week.…