Persimmon’s profits hit the £1 billion mark during its year to December 31 2018, it reported today (January 26), while also announcing its new group chief executive as Dave Jenkinson. During 2018, the volume housebuilder’s pre-tax profit climbed 13% to £1.091 billion against 2017, with a 13% increase in operating profits to £1.083 billion. Revenue lifted 4% to £3.74 billion. …