Blake, Cassels & Graydon LLP

Blake, Cassels & Graydon LLP's insurance litigation practice is spearhead by disputes specialist David Tupper from Calgary. The firm handles complex insurance cases for global and multinational companies who rely on insurance coverage. The firm has deep expertise assisting clients with insurance claims, class actions, arbitrations and issues related to constitutional law. The practice is often handling novel issues for the insurance sector, such as a coverage dispute involving time detection clauses in pollution policies. Tupper is an insurance litigation heavyweight acting on a wide range of matters from subrogation actions, coverage actions to liability defence mandates. He also has experience assisting clients with property and liability policies and reinsurance losses. In Montréal, Matthew Liben is well-versed in insurance coverage disputes, advising insurance companies, policyholders and insurance syndicates. He is the go-to for cyber insurance cases.