Top Tier Investigation is a private investigation agency in Richmond Hill offering spousal infidelity, WSIB claims, tracking services, & corporate studies, video evidence provided. We have the experience to dealing with all simple to complex matters that need to be handled sensitively. You can rely on us for accurate and efficient results with no hidden costs. We deliver detailed reports about the strategy we followed to resolve your investigation assignments. We are 24/7 Availability. Complete confidentiality. PIPEDA compliant. Licensed Investigators. To learn more, visit our website.