Billionaire founder of WiseTech Richard White will step down as executive chairman, saying media reports about a criminal investigation were creating an “unnecessary distraction”.“As I have stated previously, I strenuously and unequivocally deny the recent allegations in the media,” Mr White said in an announcement to the Australian sharemarket on Tuesday.“Further, I am conscious that personal attacks on me in the media that are unconnected to the performance of the company, nevertheless have the potential to encourage short selling activity.”He will remain on the company’s board and stay as chief innovation officer.More to come