It merged with the United States–based law firm Sonnenschein Nath & Rosenthal in September 2010, forming SNR Denton.

At the time of the merger, Denton Wilde Sapte had 16 offices and employed around 610 lawyers.

The merger created what was at the time the UK's 11th-largest law firm measured by revenues.

In September 1988 Anthony Alexander, the Senior Partner of City law firm Herbert Oppenheimer Nathan & Vanayk, had joined Denton Hall Burgin & Warren along with 17 partners and 62 other lawyers.

[6] On 26 May 2010 Denton Wilde Sapte and the United States–based law firm Sonnenschein Nath & Rosenthal announced their intention to merge.