Managing director Danny Sims (pictured) said: “We’ve had another really good year, brining on board some new large clients who have been impressed by our talented researchers and our ability to deliver insightful research. We also continue to work with a high number of relationship clients.”

The firm has seen its revenue grow by 300% since 2009, when sales totalled £450,000.

At the end of the month DJS, which was founded in 2001, will move to new offices in Strines, Cheshire.