WireNine provides a cutting edge hosting environment with SSD-Drives, Litespeed webserver, Intel-XEON processors, and DDR4 memory. Also they provide powerful PHP configuration options including the latest PHP 5.6, and various caching extensions. Of course they provide SSH access so you can take full advantage of our CLI and GPM tools that make Grav so unique.
In short WireNine works fantastically with Grav and is really, really fast! Easy to setup too!