Get the results you want with Top Tier Investigations. As the leading private investigators in Toronto, we have consistently uncovered the truth for our clients, providing them with peace of mind and clarity. You can now experience the same. We treat every investigation with the highest level of professionalism and discretion, assisting individuals and corporations with sound judgement, the latest technology and methods while supporting you with concern and compassion. We can successfully operate various cases, including insurance fraud, workplace, corporate and cheating spouse investigations, across the GTA, including Markham, Brampton and Mississauga. We also offer GPS tracking, skip tracing and computer forensics, if required. Our private investigators are fully licensed, bonded and insured, with over 30 years of experience. With detailed reporting and pricing, and a commitment to confidentiality, privacy and discretion, you can expect results from our Toronto private investigators.