Complex sentence: He became a Partner in 1975 and a Senior Partner in 1993, and was one of HM Government's most important advisers on the process of privatisation and a member of the Hampel Committee.
Split into simpler sentences: He became a Partner in 1975 and a Senior Partner in 1993. He was one of Her Majesty's Government's most important advisers on the process of privatization and a member of the Hampel Committee.