ista, the world's biggest consumption-dependent billing provider of energy, water and ancillary, and IBM (NYSE: IBM) have signed an agreement for the operation and further development of ista's information technology (IT) infrastructure. The agreement was signed in August of 2008.

IBM (NYSE: IBM) and Romero Group, Peru's largest private business group, today announced they have signed a five-year IT infrastructure outsourcing agreement.

IBM (NYSE: IBM) today announced a $73 million five and one-half-year outsourcing agreement to provide Hess Corporation (NYSE: HES) with global information technology (IT) infrastructure services.

Pearson, plc, and IBM today announced a five year, $128 million Information Technology (IT) infrastructure services agreement to continue to help Pearson provide new services and reduce costs for its publishing, information and education businesses.