CJ2's and 3's are good aircraft and can get into smaller airfields.
Where does he live/work?
" is the 'plane going to be hangered/operated from?
SFO is out as far as parking, San Carlos you have to deal with SFO airspace, Oakland or Hayward in the E. Bay, or somewhere else in the Peninsular.
CJ's can get into Gnoss Field (Novato) and there may be hangar space there, PC-12's can get into San Rafael and I'm sure Petaluma, as there is at least one KingAir there.
Then he needs a pilot, and someone to keep the Docs in order.
Seriously, west coast weather with a modern turboprop is hardly a factor.
I've more info, check your PM's in 30 mins or so.
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