The official ILM site has posted a complete schedule of their SIGGRAPH 2005 activities, including several customer presentations. ILM members will participate at user group meetings and booths of Alias, Apple's Shake and AMD discussing Star Wars Episode III Revenge of the Sith, War of the Worlds and the Letterman Digital Arts Center infrastructure.
Animation Director Rob Coleman and Sequence Supervisor Erik Krumrey will be at AGUA discussing Star Wars Episode III Revenge of the Sith and War of the Worlds respectively, Michael Jamieson will talk about Star Wars Episode III and War of the Worlds at the Apple Shake User Group, Tim Naylor and Erik Krumrey will give presentations at the Alias booth about Wars Episode III Revenge of the Sith and War of the Worlds and CTO Cliff Plumer will be at the AMD booth talking about the Letterman Digital Arts Center. You can get more details at ILM's site via their handy PDF:
Also if you look closely you can see ILM's revamped logo.