Whats are startup? What do they do? What are their products? A startup company (startup or start-up) is an entrepreneurial venture which is typically a newly emerged, fast-growing business that aims to meet a marketplace need by developing or offering an innovative product, process or service. If you have an interest in starting a start-up company of your own and does not have much idea, where should you start from, or what should you do to built a new startup by your own. You may get help with us by joining the discussion in this section, by connecting with the experts and professional.