Thomson Reuters is the result of the $17.6 billion megamerger of Canada's Thomson and the United Kingdom's Reuters Group in 2008. In 2021, Thomson Reuters completed the sale of Refinitiv to LSE Group. Thomson Reuters' three largest segments are its legal professionals, Tax and accounting, and corporates segments. Legal professionals is about 42% of the firm's revenue and 47% of the firm's adjusted EBITDA. Tax and accounting makes up about 20%-25% of the firm's revenue and EBITDA. Corporates, which consists of legal professionals and tax and accounting products sold to corporations, also makes up about 20%-25% of the firm's revenue and EBITDA. Thomson Reuters' smaller segments include its Reuters news business and global print business.