Welcome to ExpressVPN’s Global Affiliate Program ExpressVPN is the world’s largest provider of VPN services, which enables users to protect their privacy and security online with just a few clicks. With 3,000+ servers across 94 countries and new servers added each week, ExpressVPN provides a fast connection wherever users are and offers uncensored access to sites and services from across the globe. ExpressVPN is based in the British Virgin Islands and has been operating since 2009.