In my experience, recruiters, like salespeople or journalists, develop expertise for a few domains. That is, they're usually not good at recruiting, selling or

In my experience, recruiters, like salespeople or journalists, develop expertise for a few domains. That is, they're usually not good at recruiting, selling or writing about any old thing. So to really answer your question, people would need to know exactly what you do, which technologies you use, etc. Among firms, I've heard that Riviera Partners is good.