Symbian using Drupal
The Symbian Foundation is a non-profit organization that stewards the Symbian platform, an operating system for mobile phones and smartphones. The Symbian Foundation was founded by Nokia, Sony Ericsson, Motorola, Texas Instruments, Vodafone, LG Electronics, Samsung Electronics, STMicroelectronics and AT&T. Today, their website runs Drupal.
— Dries Buytaert