everything is in the title!
Hi @Chris75!
Great question, currently the only grouping of devices we have is the room 
What would you like to do?
for example, grouping all the shutters on a floor and making them controllable by Alexa, or certain light bulbs in different rooms to create an ambiance, or all the outlets connected to the backup battery, etc…
To create ambiances across multiple outlets or bulbs, you can create scenes