Frank practises civil litigation and administrative law, with an emphasis on expropriation, planning, infrastructure projects, the environment, commercial litigation and regulatory prosecutions.
He has acted as counsel in civil proceedings before the Ontario Superior Court of Justice, the Divisional Court, the Court of Appeal for Ontario and the Supreme Court of Canada. He has also appeared in regulatory and quasi-criminal proceedings and appeals before the Ontario Provincial Court and in planning and expropriation proceedings before the Ontario Land Tribunal, the Board of Negotiations, local municipal committees, inquiry officers, and private mediators and arbitrators.