professional services - the form of business structure
Plastic Surgeon
Professional Service corporation
It stands for professional service or proprietorship.
Professional Service
I'm not sure if you're referring to "JS", which is Juris Doctor, but I would guess that "PS", which you may encounter at the end of the name of a Law FIRM, not necessarily an individual lawyer, would be Professional Service.
There is no element with the symbol of Ps
"PS" means "Points Scored"
Not filed by state attorneys office
postscript postscript
It is post script -otter
Pint Sized
it stands for plutonium sulfate