Entrepreneur's 100 Brilliant CompaniesEach year we pick the ideas, companies, applications and inventions that have amazed us with their unique solutions to common problems or marketplace voids, executed in forms both ultra-high-tech and strikingly simple.

Each year we pick the ideas, companies, applications and inventions that have amazed us with their unique solutions to common problems or marketplace voids, executed in forms both ultra-high-tech and strikingly simple.

We divide these innovators intothe 10 categoriesthat we believe best tap into the zeitgeist, and this year there's a lot that's new.