Teams
Financials
This is experienced people in the financials sector doing everything from basic book-keeping up to multi-country, large corp structures.
Human relations
HR or "Human Resources" is the people in a company who take cares of human situations.
Its the departement that takes care of you when you start your job and help you leave the company if that time come and everything in between.
Recruiters
Recruiters work for different companies trying to find people after company specifications.
Its a difficult and challenging job.