At Bennett Jones LLP, the Ontario team is famed for its prowess in restructuring, fraud, class-action, insolvency, energy, mining, technology and M&A disputes, often acting on proceedings with a cross-border element. Richard Swan leads the local offering, having appeared before all levels of the Ontario and Federal Courts, and serves as a go-to name for disputes within the corporate, commercial and public law fields; he is supported by commercial litigation and class proceedings specialist, Michael Eizenga , who counts product liability, securities, competition, privacy and data breach cases among his core strengths, as well as Robert Staley , an authority in disputes pertaining to take-over and control bids. Over in Alberta, the team is well-regarded for its capacity within the mining, energy, technology and constructing sectors and is headed by Kenneth Lenz KC. The office is also home to Blair Yorke-Slader KC, a household name for contract, shareholder, securities and trust disputes, in addition to Munaf Mohamed KC who serves as co-lead of the firm’s economic and financial crimes department. At the more junior-end of the partnership spectrum, Michael Mysak  leverages a track record in precedent-setting fraud recovery case meanwhile Laura Gill is routinely involved in energy-related disputes, particularly those pertaining to royalties, ownership stakes and industry agreements. As for the Vancouver offering, David Gruber oversees a team with significant real estate, construction, pharmaceutical, transport, oil and gas, retail and hospitality capabilities, which often operates in collaboration with the firm’s other offices on matters of national significance.

Norton Rose Fulbright, a firm with an expansive international network, is extremely well-versed at all levels of court in Alberta, operating across an array of industries including government, construction, property, insurance, banking and finance, transport and manufacturing. Ray Chartier  heads up the team, honing his focus on energy and infrastructure-related disputes, meanwhile, Clarke Hunter KC runs a broad caseload which encompasses litigious joint venture, contractual, product liability, IP and professional negligence matters; the pair are based alongside Lara Mason, a class action specialist with a distinct level of expertise in aboriginal law and electricity regulation, and also Kaitlin Long , noted for her tenacity in energy, environmental compliance and indigenous law.  Elsewhere, the Montreal office is home to competition, international trade, transport and energy specialist, Jean Bertrand, in addition to Sophie Melchers  who serves as a key port of call in respect of securities litigation. Over in Vancouver, the team demonstrates a track record in forestry, healthcare, mining, insolvency and corporate governance disputes, among other forms of litigation, and hosts Daniel Bennett KC, a standout for commercial, natural resource and real estate proceedings. Orestes Pasparakis , one of the market’s foremost names for proxy disputes, is found at the Ontario office which garners particular acclaim for its management of financial institution, pharma, life science and insurance-related litigation.

At its Toronto office, Blake, Cassels & Graydon LLP is co-led by Catherine Beagan Flood and Iris Fischer; the former hones her focus on privacy, antitrust, product liability, consumer protection and insurance disputes, boasting an extensive track record before the SCC, while the latter is a leading name in the media/defamation space. Gordon McKee is also a standout figure within the Ontario market and possesses over three decades in class action defence litigation. The firm is likewise a major player in Alberta where the group places a wealth of emphasis on contentious oil and gas, construction, infrastructure, banking, construction and power disputes. Renee Reichelt co-heads the offering, serving as a go-to for multinational technology companies faced with class actions, meanwhile David Tupper counts securities, environmental, reinsurance losses and property matters among the keystone of his practice. Michael Dixon is the other co-lead and supplements his extensive knowledge of energy and natural resources disputes with know-how in anti-corruption and anti-bribery affairs. Over in Vancouver, Sean Boyle co-fronts the team with Joseph McArthur whose capability for mining, infrastructure, financial services and utilities proceedings renders him a household name. Roy Millen is also a figure of prominence in the local market, demonstrating particular accomplishment in matters which intersect public and administrative law. The team in Montreal provides extensive healthcare, retail, consumer product, software and computer services abilities and is home to restructuring, real estate, construction and reinsurance litigator, Matthew Liben.

In Calgary, Borden Ladner Gervais LLP thrives on a number of litigious fronts including pipeline, construction, electricity, insolvency and securities-related litigation. Local practice head Patricia Morrison KC was appointed to KC in April 2022, a recognition of her routine involvement in colossal infrastructure, industrial and commercial project disputes, and the team is also bolstered by the presence of Randall Block KC, widely considered a market leader for all-manner of energy and oil and gas litigation. As for the Ontario practice, David Di Paolo, Nadia Effendi and Kathleen McDormand take lead with their team garnering particular recognition for its performance in class action defence, investigations, commercial fraud and white-collar crime proceedings in addition to financial institution, securities and banking-related matters. Guy Pratte is a particular standout at the Toronto office, largely due to his first-rate track record in commercial litigation, class action, constitutional law and administrative law proceedings. Mathieu Piché-Messier and Gabriel Lefebvre jointly spearhead the Quebec practice which provides the firm with cybersecurity, privacy, IP, arbitration and ADR proficiency, meanwhile in Vancouver, Robert Deane and Sarah McEachern co-lead a team with significant fraud, insurance, cybersecurity, banking and aboriginal right capabilities.

Dentons, one of the largest firms globally, enjoys an active presence across Alberta, British Columbia, Ontario and Quebec, operating across a varied spectrum of corporate, white-collar, financial services, banking, insurance and healthcare disputes, among many others. Gordon Tarnowsky is one of the market’s most seasoned energy and oil and gas specialists and works from the Calgary office alongside co-head of the national practice, Rachel Howie, who is principally active within the mining, natural resources and energy sectors. In Toronto, Matthew Fleming has forged a prominent reputation for class action, professional and product liability, regulatory and securities-related disputes meanwhile Vancouver-based Emma Irving, an up-and-coming partner, is acclaimed for her work on contract and transactional litigation, class actions and personal injury defence. At the Montreal office, local practice head Margaret Weltrowska holds distinct expertise in franchising litigation and is supported by Erica Shadeed, a senior associate with notable experience in insurance, general commercial, consumer protection and regulatory disputes.

JSS Barristers is a Calgary-based litigation boutique, specializing in a wealth of disputes including corporate, defamation, employment, personal injury, professional negligence and IP-related proceedings. Practice head Glenn Solomon KC is increasingly active within the information and data protection field, meanwhile Carsten Jensen KC is renowned for his capabilities in commercial class actions, shareholder disputes and multi-party litigation. Kajal Ervin leverages a track record of plaintiff-led class actions within a number of industries, including construction and oil and gas, while, at associate level, Cassandra Sutter has garnered exposure to contractual, fraudulent conveyance and enforcement claims, in addition to landlord and tenant proceedings.

At McCarthy Tétrault, the Calgary disputes team combines IP, construction, insurance, oil and gas, securities and insolvency expertise and is home to Sean Smyth KC, famed for his prowess in class action, commercial contract, shareholder’s rights and directors liabilities claims. Kara Smyth  is likewise integral to the offering, owing to her experience in fiduciary duty, product liability, agro-science and technology-related disputes, while, at the more junior end, associate Sandra Aigbinode Lange is a name to watch for litigious energy, power, project and infrastructure matters. Elsewhere, at the Vancouver office, the practice demonstrates routine involvement in high-end environmental, aboriginal, retail, healthcare and financial service matters, playing home to Michael Feder KC who represents leading names within the mining, energy, forestry sectors; he is based alongside Aidan Cameron, uniquely well-placed to support on disputes pertaining to residential and commercial property schemes, in addition to P3 projects, as well as associate Patrick Williams, a litigator focused on product liability and contractual disputes. The firm is a particularly formidable player in the Ontario market, where its litigation department houses over 100 lawyers, who thrive on ADR, competition, tax and franchise disputes, professional and product liability and white-collar defence. Paul Steep, a lawyer well-versed before the Supreme Court of Canada, serves as an authority on securities disputes whereas Sarit Batner disperses specialist knowledge of breach of contract, patent, professional negligence and shareholder disputes. Junior Sirivar  co-chairs the firm’s international arbitration group from Toronto, enjoying particular accomplishment within the banking, mining, telecoms and healthcare sectors, meanwhile Eric Block is active on the trade secret, cannabis, and defamation disputes fronts. In Quebec, Montreal-based duo Mason Poplaw  and Isabelle Vendette are especially recommended, the former due to his manufacturing, retail, financial services and property expertise and the latter due to her exceptional knowledge within consumer law, unfair competition and false advertising affairs.

Gowling WLG is an international law firm headquartered in Ontario, a market where it plays an active role in aviation, insolvency and restructuring, banking, procurement, white-collar crime and competition-related disputes. Sahil Shoor is among the standout names locally, namely due to his proficiency in construction, infrastructure and real estate disputes. Over in Calgary, David Bishop and Ricki Johnston co-lead the team, both demonstrating a tenacity for product and professional liability, environmental and class action disputes; they are also supported by Warren Foley, a leading name for shareholder and oil and gas claims in addition to those relating to director and office liability. Guy Poitras heads the Montreal office and is particularly knowledgeable of class actions for damages relating to defective motor vehicle, pharmaceutical, electronic appliance products, meanwhile the Vancouver practice counts insurance, administrative, employment, IP and indigenous law disputes among its key pillars of expertise.

A leader in the British Columbia market, Fasken’s Vancouver office thrives on the full gamut of disputes. Tracey Cohen KC excels on class actions, derivatives actions, professional negligence, shareholder disputes and hostile take-over bids, jointly overseeing the practice with Andrew Nathanson KC, an expert in both commercial and white-collar crime proceedings; they are supported by Geoffrey Cowper KC, a seasoned veteran with dozens of significant human rights, public law and commercial dispute cases under his belt, as well as Alexandra Mitretodis who often acts on disputes with a multijurisdictional element. In Alberta, Calgary-based Darren Reed focuses on construction, product liability, class action and securities matters with the wider team also excelling in terms of energy, technology, mining, aviation, health and life sciences litigation. Elsewhere, Sarah Armstrong, a star name for commercial dispute, professional liability and administrative law matters, leads the Ontario practice which life sciences, transport, construction and employment among its key sectors of activity. Marc-André Fabien serves as co-chair of the Montreal office, earning a wealth of recognition for his work on shareholder disputes, penal proceedings and securities litigation.

At Lawson Lundell LLP, the Calgary office is headed by Shannon Hayes, a litigator regularly involved in regulatory and administrative law matters within the energy, electricity and oil and gas sectors; her team is also highly acclaimed for its shareholder dispute, insolvency, indigenous law, employment, property, tax and commercial litigation knowhow, often handling proceedings of national and international significance. The firm is also a prominent player within the British Columbia market where Laura Bevan’s department runs a caseload spread across contentious constitutional and public law, climate change, construction, defamation, insurance, product liability and natural resources affairs. Craig Ferris KC is a star at the Vancouver office, often receiving instructions from household names within the mining, financial services, retail, communications and manufacturing fields.