I'm in Michigan so I'm looking at places online as noone around here has them. I remember a thread here with a guy that seemed to make some good quality pieces but when I searched I couldn't find it.
False bottoms from NorCal are commonly called Jaybird false bottoms on the forums here. I don't have one (yet) but have heard nothing but good reviews, so they will be getting my business once I switch from BIAB to 3-vessel brewing.