There are so many you have no idea. I had one but closed it down due to high price competition, and personal reasons. There are even ones purely on facebook as pages. Some of them are just 2 to 5$ more expensive than aliexpress.com which I guess is their way of telling you: You can wait 2 months and get an item, or pay 2-5$ more and get it now.
The ones on the top of my head:
ishtari.com, tezkarshop.com ...
This an old list:
http://ritakml.info/2013/12/23/shopping-online-lebanon/
I usually don't like to advise someone not to do something because that person might do it 10x better than the competition and be successful. So if that is your case go for it.