They might not have their certification yet, but they have their fleet; two BN2 Islanders, BLNI and BJWL.
While we wait AirAlderney to commence operations, you can fly the routes between the Channel Islands, France and the UK in the sim in G-BLNI! *
Funnily enough, G-BLNI used to operate for FIGAS, another livery I've made, as VP-FBI.
Drag and Drop into your Community folder to install.
Deleted Account
If you haven't done so already, you need to update the panel image to the 1.1.2 update version which changes the transponder selector and numbers.