Brand Name Companies on Twitter

40 of the Best Twitter Brands and the People Behind Them:
http://mashable.com/2009/01/21/best-twitter-brands/

Mashable.com interviews 40 companies about how they use Twitter:

We all know brands are using Twitter — whether or not you want them around. Some of them don’t quite get the medium and just tweet self-serving links or marketing speak, but you won’t find any of those brands here. We’ve handpicked 40 of the best brands experimenting with the micro-blogging platform, and asked them a few short questions about how they’re using Twitter.

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