Aside from startups, very minimal amount of companies do recruitment in-house. Recruitment agencies charge anywhere from 25% to 50% annual wage for a successfu

Aside from startups, very minimal amount of companies do recruitment in-house. Recruitment agencies charge anywhere from 25% to 50% annual wage for a successful hire, at least here in SEA, I'm not sure about the US, but imagine it must be comparable. How would they charge for bringing in a contractor?