Spokesmanship: I coke.hk, CSL One 2 Free CD Album Joint Promotion Genius & Idiot, Motorola Handset Crossover KUBI 2004, PCCW Family Fixed Lines 2004, Wai Yuen Tong 2005

Concerts: Budweiser True Music Leo Ku Solid Gold in Concert 2005 Part 1, Budweiser True Music Leo Ku Solid Gold in Concert 2005 Part 2, Leo Ku World Tour Genting Malaysia, Guangzhou, Vancouver, Toronto, Connecticut, Sydney 2005-2006, Hotlink presents Leo Ku & Miriam Yeung Live in Kuala Lumpur Malaysia 2006