Built on SingTel's network infrastructure, Expan has developed one of the most extensive regional points of presence with 12 data centre facilities located in 6 countries: Australia, Hong Kong, Japan, Singapore, South Korea and Taiwan. Beyond this, the company has concluded 25 marketing alliances in 8 countries. Counting Visa, HP, MTV and Real Networks among its client base, the SingTel Telecommunications Complex also secured BP Singapore when it opened its Most of the World Mega Data Centre earlier this year.