Complex sentence: In 2012 the company announced its split into two publicly owned companies in 2013, with one services company earning approximately $4 billion a year and an IT company earning approximately $7 billion a year.
Split into simpler sentences: In 2012 the company announced its intention to split into two publicly owned companies in 2013. The two new companies would consist of a services company earning approximately $4 billion a year and an IT company earning approximately $7 billion a year.