Calgary Branch Office

600 Crowfoot Crescent NW #240

Calgary Branch Office

2713 14 St SW

Edmonton Head Office


4246 97 Street NW, Unit 103


Vancouver Head Office


1727 West Broadway, Suite 400


Toronto Diamond and Diamond | Real Estate Lawyers Toronto


1678 Bloor Street, Suite 302

Sudbury Main Office

31 Larch Street, Unit 300

Oshawa Consultation Office

50 Richmond Street E, Unit # 108 B

Toronto Head Office


255 Consumers Road, 5th Floor

London Main Office

256 Pall Mall St, Suite 102

Barrie Main Office

168 Bayfield Street

John Sime

Personal Injury Lawyer

Contact Details


After graduating from Carleton University in 2016, John attended law school at the University of Toronto Faculty of Law. He articled at a full service law firm in Northern Ontario and was called to the Ontario bar in 2020. Since this time, John has devoted himself to Plaintiff side personal injury law, and joined Diamond and Diamond in 2022.

Since 2020, John’s practice has been entirely devoted to helping accident victims receive the compensation that they are entitled to under law. He has successfully argued in front of the Ontario Superior Court of Justice, the License Appeal Tribunal, and the Ontario Social Benefits Tribunal.