Tim O'Shea Mark is an inspiring and enthusiastic mentor and he is always happy to offer the critical feedback that sometime you need to hear, if you don’t want to! The success of his clients speaks for itself. Tim O’Shea, MD, Blurtit Ltd

Nick PauleyMark’s job is to pull no punches and tell it how it is, then to offer advice and possible solutions be they black and white or creative. Nick Pauley, Owner, Pauley Creative

Jon WitteMark and his clubs helped me move my business to the next level helping me make the transition from Do’er to Manager. The Club also means you can learn from the other amazing people in the room. Jon Witte, Owner, Wiggly Amps Ltd