Professional Service corporation
public accountant
Plastic Surgeon
It stands for professional service or proprietorship.
professional services - the form of business structure
the Chartered Institute of Management Accountants
Professional Service
"PS" means "Points Scored"
postscript postscript
It is post script -otter
Pint Sized
PICPA stands for two organizations in accounting. They include the Pennsylvania Institute of Certified Public Accountants or the Philippine institute of Certified Public Accountants.
ps =bhp ex. 35ps@5500rpm means 35bhp at 5500rpm