The story
The company was founded by a squash player, John Treharne, in Hounslow in West London in 2007. Phoenix Equity Partners and Bridges Ventures invested in the company in its early years.
The business was listed on the Sunday Times Fast Track 100 in 2012. The Gym Group and PureGym explored a merger in 2014, but this was later abandoned. The Gym Group floated on the London Stock Exchange in 2015.
From Wikipedia’s article on The Gym Group, shared under CC BY-SA 4.0.4