The fitness business has set a total target of 12 studios open for 2018.
The company, which offers members 45-minute boot camp-style workouts focused around heart rate technology training, currently has four studios operating in the UK.
The typical minimum investment required to establish a YourZone45 studio franchise is £70,000.
Company founder Chris Elms says: “We’re gearing up for an exciting 2018, with new studios opening and potential franchise owners enquiring daily from all corners of the UK.
“I’m confident that in the next 12 months we will achieve the targeted growth and have a number of established studios around the UK.”