ISO, the International Organization for Standardization, is an independent, non-governmental organization, the members of which are the standards organizations of the 162 member countries.
A respondent is someone who answers to a case in court. This term is commonly used in the civil sense, with a person in a similar position in a criminal case being termed the defendant.
A plaintiff is the person who initiates a court action by filing a complaint with the clerk of the court against the defendant(s) demanding damages, performance and/or court determination of rights. A plaintiff is sometimes called a petitioner.