Christian Cawley has published an article that claims to list the Best VPN Services. I can’t vouch for his accuracy but the list certainly is interesting. I have used SurfEasy Total and Private Internet Access and I agree with his reviews of these services. I am not familiar with the others he mentioned. I was disappointed that Cawley did not mention Witopia, one of my favorite VPN providers.
You can read The Best VPN Services by Christian Cawley at http://www.makeuseof.com/tag/best-vpn-services.