Trust Insight is an information services and professional education services firm based in São Paulo, Brazil. The firm was started by a former employee of Maestro Key, a competing Brazilian expert network. They specialize in connecting clients with subject-matter experts and consultants in a variety of fields. Trust Insight has a network of over 15,000 consultants and subject-matter experts include current and former C-level executives, and other senior executives, lawyers, scientists, and engineers.