Trev is the makes-the-pictures half of the "Zomedy Adventure" comic Sawbones,
and by the looks of this, is the guy that took all your post-its.
Mumblier.com — short form comics, stories from Andrew Fulton. There's more about it here
You can follow Andrew on Twitter or Instagram, or – more sensibly –
there is a twitter for just these comics.
I guess this one is pretty old, hope it holds up.