Cisco
Cisco on your mobile phone
http://www.cisco.com/web/mobile/index.html
Ilium Software
Browse Ilium Software Site
http://www.iliumsoft.com/smsite/
Opera Mini
Converts any site on the internet into a mobile friendly environment! Mobile phone must be JAVA compatible.
http://mini.opera.com
Splash Data
Mobile version of SplashData
http://www.splashdata.com/mobile/