Is it allow for a women to be a entrepreneur if they are even from well families?

Assalamu alaikum,

http://www.islam-qa.com/en/ref/97751/women%20in%20business

Yes.

As Salam Alaikum.

I should add that the Prophets most beloved, first wife, and first convert to Islam was a business woman. Women in the Qur'an aren't told not to, and are indeed not discouraged. Read the Qur'an and seek Allah's guidance.