Top 10 Startups working for a social cause

Some of the chosen startups that are absolutely determined to transform the world through their social causes.
Introduction
Startups are the result of consistent efforts put by the entrepreneurs in order to bring their vision into reality. However, their relentless efforts usually go unseen behind the curtains. There are many startups throughout the world based on various technological as well as financial models but there is only a handful of them which are truly working for the direct development as well as nurturing of the people there nothing but the startups working for some social cause without the greed of money. All they do is selfless social service. The technological, as well as industrial startups, are as important as we startups for social causes are but the startups for the social cause has a huge impact on the overall development of the society on a long-term basis.