Looking for a reference site? If you're happy to act as one, add your details and which LMS Vendor in this thread.
It would be useful to add version number currently in production, whether behind the firewall, hosted or SaaS.
Legal & General are happy to act as a reference site for any of the following which are all in production use:
Saba Learning, Saba Collaboration v 5.5sp1
Questionmark Perception v4 (testing v5)