Royal Dutch Shell, currently #2 in Global 500 companies in terms of Revenues (ref. CNN Money) has a brilliant official Facebook page with neatly placed information about the company and its activities that goes back as far as 1833. After that it follows all the years in 1880s, 1890s, 1900s till present day.
Its one of the best application of Facebook Timeline by a global company of such magnitude. Check out their Shell’s Facebook Timeline.
Shell has a separate page on Social Media in their official website that links all of their social media presence and organized quite brilliantly. Shell has their presence on Youtube, Twitter, Facebook, Flick, Sideshare, Linkedin and Blogs.
Here is Shell’s Social Media page.