Lisa Marie Fernandez

With no clear market leader, dozens, if not hundreds, of brands are crowding into the category, from venture capital-funded start-ups like Summersalt and Andie to global fast-fashion players like Asos and Boohoo. Here's how to stand out.

For BoF's first Entrepreneurship Week, we examined the growth trajectories of five successful fashion start-ups and the business-builders behind them.

Through a strategy of product iteration and timely category expansion, Lisa Marie Fernandez has built an influential swimwear brand, with sales set to double this year.

"For some designers, the route to producing a clothing line doesn't go through, say, a course at Central St Martins in London, and an internship at