The Capannina Italian restaurant and pizzeria of Chef Mario (Capannina Co., Ltd.) has been sold to Capannina by Limoncello Italian Restaurant and Pizzeria on November the first, 2013.
Since that moment the Capannina by Mario moved to another location in Kata beach: inside the Beach Center on the ground floor of the Capannina Inn.
Here both links to access the two different websites:

Capannina by Chef Mario Capannina Co., Ltd

Enjoy your dinner!