Technology was dreamt up with the sole aim of providing an aiding hand to the human kind. But, somewhere during the whole process, human beings became so much self-involved that they lost track of other important things like the environment that the technology could help them with. Fortunately, some percentage of human race did take note of the situation and decided to change it by coming up with clean technology or cleantech. India is a land rich with natural resources but at the rate at which we’re consuming, something needs to be done in order to conserve these natural resources for the future brigade. Cleantech has emerged as an umbrella term encompassing the investment asset class, technology and business sectors which include clean energy, environmental and sustainable or green, products and services. In this paper an attempt is made to introduce the concept of cleantech startups; to briefly discuss why incepting cleantech startup important and to communicate the readers a list of successful cleantech startup operating in India.