Plenty of books have been written on startups, but not much has been written about what happens next, when you want to scale and move your business into an advanced stage of growth: the classic "too big to be small and too small to be big" stage.

In Scaleup: How to Take Your Business To the Next Level Without Losing Control and Running out of Cash, Colin Mills draws on real life experience, working with thousands of businesses across the globe to create a framework for scaling up that until now has just not existed.

This is not academic theory: you'll find stories...