AdvertisementEx-CEO Sues Parler Over 'Arrogant Theft,' Claims Site Was 'Hijacked'March 23, 2021Bobby AllynfacebookEmailJohn Matze, the former CEO of conservative social media site Parler, has sued the company and its financial backer, Rebekah Mercer, alleging breach of contract and defamation. (SOPA Images/LightRocket via Getty Images)