Mr. Immer is a partner of Sheahan and Partners and has a significant experience in litigation and the settlement of civil, commercial, corporate and environmental disputes. He represents clients in matters involving civil claims for migration of contaminants, hidden defects pertaining to the environmental condition of properties as well as administrative and penal recourses pursuant to the Fisheries Act, the Environment Quality Act and the Canadian Environmental Protection Act. He also has extensive experience in civil claims in damages against directors and officers, professionals (architects, engineers, securities brokers and mutual fund representatives), injunctions (unfair competition, damage to the environment), class actions, dismissal of high level management, administrative recourses and judicial review, energy related tariffs and price control and commercial disputes resulting from breaches of contractual representations and warranties in the sale of businesses and assets or banking.
Me Immer counsels clients in the mining, energy, pulp and paper, manufacturing, infrastructure and transportation sectors with regard to potential penal, administrative and civil liability. He advises on settlement strategies, namely with regard to potential class actions and assists clients in determining the applicability of federal, provincial and municipal environmental laws and regulations in light of constitutional division of powers.
He appeared before all Quebec courts including the Superior Court, the Court of Appeal and the Supreme Court of Canada. He represented clients before administrative tribunals, such as the Administrative Tribunal of Quebec and the Quebec Energy Board. He also represented clients in private commercial arbitration proceedings and acted as arbitrator in commercial arbitration proceedings.