Dentons is a multinational law firm. Dentons was the world's 5th-largest law firm by revenue, with $2,899,600,000 gross revenue in fiscal year 2019.  The firm is called Dentons in all languages other than Chinese, in which it is called 大成 (Dacheng).
Dentons was founded in March 2013 by the merger of SNR Denton, Fraser Milner Casgrain and Salans. Following its merger with Chinese law firm Dacheng in November 2015, Dentons became the largest law firm in the world by number of lawyers and has the most offices of any law firm in the world, covering every continent.
As of 2020, Dentons operates in 77 countries, has 190 offices. The firm has no headquarters, although the firm's senior leadership are primarily based in Beijing, London and Washington D.C. Dentons is structured as a Swiss Verein called Salans FMC SNR Denton Group, which does not itself provide legal services. The verein encapsulates multiple co-operating legal entities, namely Dentons Canada LLP, Dentons Europe LLP, Dentons UK and Middle East LLP, Dentons US LLP, amongst others.