John Ottenheimer, K.C.

Guy Giorno leads the firm’s Political Law practice. He advises clients on lobbyist registration, government accountability and ethics, public-sector conflict of interest and government procurement. Former Chief of Staff to the Prime Minister of Canada, Guy remains an active, influential force in shaping lobbyist registration laws in Canada. Widely recognized as Canada’s leading expert in lobbying law, Guy regularly represents corporate executives and lobbyists in enforcement proce...

Daniel Brown serves as a dedicated criminal defence lawyer at Daniel Brown Law LLP in Toronto, Ontario, with a strong focus on client representation and advocacy. Located near key courthouses in downtown Toronto, Daniel addresses a broad range of criminal cases, including charges like domestic assault, drug possession, impaired driving, sexual assault, and murder. Daniel Brown Law was recognized in 2025 as one of Toronto's top Criminal Law Boutiques by Canadian Lawyer Magazine, and recognized...

Simon Laberge practises with the Labour, Employment and Human Rights group. He is involved in every area of labour and employment law, be it collective agreements or individual contracts of employment, including human rights, labour standards and occupational health and safety. Simon represents clients before the civil courts and administrative tribunals in matters involving dismissal, grievance adjudication, certification and occupational health and safety. He has solid experience in the man...

Krista Nerland is a partner at OKT. Her practice focuses on litigation related to Aboriginal rights, Aboriginal title, and treaty rights; human rights and discrimination; and advancing Indigenous jurisdiction. Krista has particular expertise in appellate litigation and has appeared at all levels of court, including the Supreme Court of Canada. Krista holds a J.D. with honours from the University of Toronto, where she received awards for academic excellence and highest standing in constitution...

Celeste Poltak focuses extensively on class proceedings litigation and is a partner in our class actions department. She regularly appears before a variety of courts throughout the province including the Court of Appeal, and the Supreme Court of Canada. She has developed a particular expertise in class proceedings, having worked on some of the most notable Canadian cases, including a variety of common issues trials, and is well published in the area.Celeste is often asked to lecture on the to...

Tina Aswad is a partner in Gowling WLG’s Montréal office and a member of the firm’s Labour, Employment & Equalities Group. Her practice covers all aspects of collective and individual labour relations, including providing advisory services and drafting employment relationship-related documents such as employment agreements, policies, service agreements, restrictive clauses and compensation plans. She has extensive experience in labour and employment litigation, particul...

Paul Morrison is a partner in our litigation group. He has a national reputation as one of Canada’s leading counsel in complex corporate and commercial litigation, including class action litigation, securities litigation, competition litigation, insolvency litigation, professional liability, products liability and domestic and international arbitration. Paul regularly acts on behalf of leading companies and institutions, both foreign and domestic, and has appeared at all levels of trial...

Kelly Doctor has the smarts to see all possible solutions, and the heart and practical intuition to reach the best ones for her clients. She’s driven to fight for the rights of people experiencing disadvantage and discrimination in the workplace and elsewhere in their lives. While she loves to litigate, she also works quietly behind the scenes to advise clients on how to handle difficult situations in the workplace and negotiate resolutions to them. A former Supreme Court of Canada law ...

Thea Hoogstraten is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation. Thea, who practices law in Vancouver, British Columbia, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thea is held by other top lawyers in the same geographic and legal practice area.

Julien Archambault is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate and Commercial Litigation, Director and Officer Liability Practice, Insolvency and Financial Restructuring Law and Insurance Law. Julien, who practices law in Montréal, Quebec, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Julien is held by other top lawyers in the same geographic and legal practice area.