Andrew Parley serves as a partner at Lenczner Slaght, where he is known not just for his persuasive advocacy skills but also for his strategic acumen in legal battles, often guided by the principle of selectively engaging in disputes. This blend of tactical wisdom and compelling argumentation has earned him high praise from clients.

His legal practice covers a broad spectrum of sectors, including energy, construction and infrastructure, securities, and finance. Andrew offers legal representation to a varied clientele, encompassing individuals and corporations across all sizes. With a background in mechanical engineering, he brings a deep understanding of the technical aspects of engineering and construction projects to his legal work.

Andrew has successfully represented prominent clients such as Crosslinx Transit Solutions, Aecon, British Energy, 407 ETR, the Gupta Group, McDonald's Restaurants of Canada Limited, BMO Nesbitt Burns, SNC Lavalin Inc., and the Government of Canada. His courtroom experience is extensive, having appeared before the Ontario Superior Court, Ontario Divisional Court, Ontario Court of Appeal, and Supreme Court of Canada, in addition to engaging in various administrative tribunals and private, local, and international arbitrations.

His areas of legal expertise include arbitration, class actions, commercial litigation, construction and infrastructure, employment, intellectual property, product liability, and professional liability and regulation. Admitted to the Ontario Bar in 2008, Andrew's educational credentials include a JD from the University of Toronto obtained in 2007 and a Bachelor of Engineering in Mechanical Engineering from McGill University, awarded in 2003.