Acuris is a British financial news and data firm known for its fixed income research provider Debtwire and Mergermarket, a specialist in M&A intelligence.

[1] Formerly known as Mergermarket Group, the company has 1,300 staff, including 600 journalists and analysts, in 67 locations around the world,[2] with regional hubs in London, New York, Mumbai and Hong Kong.

Acuris began with a single product, Mergermarket, which was established in December 1999 by founders Caspar Hobbs, Charlie Welsh and Gawn Rowan Hamilton.

In November 2013, Pearson agreed to sell Mergermarket Group to London private equity investor BC Partners in a transaction valuing the business intelligence and news service at £382m including debt.

[9] In May 2019, BC Partners sold a majority stake in Acuris to ION Investment Group, a financial software and data business which owns Fidessa, in an £1.35bn deal.