Which former Dragons' Den investor founded the health-club chain Bannatyne Fitness?

Duncan Bannatyne founded the health-club chain Bannatyne Fitness.

Bannatyne is a Scottish entrepreneur whose business interests expanded across care homes, hotels and health clubs. The fitness business became associated with his name and developed into a substantial chain of health clubs in the United Kingdom.

He was one of the best-known early Dragons on the British television programme. His background in building businesses from earlier ventures shaped the practical, direct style he brought to entrepreneur pitches.

The company name is the key identifier here: Bannatyne Fitness is linked to Duncan Bannatyne, not to Theo Paphitis, Peter Jones or James Caan. Those entrepreneurs have separate business histories and, in some cases, their own appearances in the Dragons' Den investor line-up.