Derek Abreu articled with Bell, Temple, and was admitted into the firm's Partnership in 2010. He is a strong and fearless advocate in the courtroom, who has represented his clients successfully at all levels of court in Ontario, including the Superior Court of Justice, Divisional Court, Court of Appeal for Ontario, as well as written Responses to Leave Applications to the Supreme Court of Canada. Derek approaches his litigation practice with the philosophy that "every case is different and therefore requires a unique and tailored approach".

Derek has a broad personal injury and commercial litigation practice, but specializes in defending insurers in claims involving tort motor vehicle accidents, UMC and 44R claims, occupiers' liability, restaurant/tavern liability, duty to defend/indemnify Applications, and Appeal matters.

Derek has also been on the firm's Articling Committee since 2008 and has been an Articling Student Principal since 2010.