from what itv news says the bryan family will still be involved with the theme park as William bryan will be keeping his role as managing director the news site says the following :
"The acquisition of the park, with its 100+ rides and attractions, Europe’s only Thomas Land, a 15-acre conservation zoo and four-star hotel, will make it the largest and one of the flagships in the Looping Group’s portfolio, which also includes West Midlands Safari Park and Pleasurewood Hills in the UK. The theme park and zoo, which attracts over 1 million visitors each year, has also confirmed that it will continue to operate under the company name of Drayton Manor Resort Ltd. The Bryan family, who have owned and run Drayton Manor Park since it first opened to the public in 1950, will remain a key part of the management structure under the new ownership, with William Bryan retaining his role as managing director."