Handmark is one of the leading developers and distributors of mobile media software solutions for a range of mobile devices in the world. The company provides software applications for various mobile handsets, including BlackBerry, Palm Treo, Symbian OS and Windows Mobile, as well as Apple iPhone and iPod. Its product includes the Pocket Express, which offers Internet browsing and downloading services. The company provides services to several mobile phone manufacturers, such as Nokia, Motorola, Samsung, Hitachi, HTC, LG and Sony. It additionally has partnerships with various network providers, including O2, Orange, Vodafone and T-Mobile. Handmark maintains offices in Georgia, California, Missouri and Texas.