Company lists · Data refreshed September 2026
Top 25 Commercial law companies based in Canada
RevenueBase identified 918 commercial law companies headquartered in Canada as of September 2026 and tracks 15,840 professional contacts across them, including 9,739 with verified work emails. Toronto is the largest hub.
This list covers commercial law companies headquartered in Canada, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest commercial law companies based in Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,555 contacts → | ||||
Indirect evidence “At Blake, Cassels & Graydon LLP (Blakes), we serve a diverse national and international client base.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,423 contacts → | ||||
Partial evidence “Miller Thomson LLP ("Miller Thomson") is a national business law firm with approximately 500 lawyers across five provinces in Canada, the broadest reach of any Canadian law firm.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 725 contacts → | ||||
Partial evidence “With over 500 employees and 300 professionals, BCF Business Law is the go-to firm for business leaders, growing companies, and well-established global enterprises who have chosen…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 586 contacts → | ||||
Indirect evidence “Whether you are conducting business in Canada or abroad, Aird & Berlis LLP understands the realities of your work.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 500 contacts → | ||||
Partial evidence “Goodmans LLP is recognized internationally as one of Canada's premier transaction law firms because our lawyers and clients are industry leaders.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 351 contacts → | ||||
Partial evidence “As a leading independent law firm in Québec, Langlois brings together more than 325 people, including some 185 legal professionals, in our Montréal and Québec City offices.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 301 contacts → | ||||
Partial evidence “Based in the heart of Toronto’s financial district, Blaney McMurtry LLP is one of Canada's premier law firms.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 272 contacts → | ||||
Indirect evidence “The world is changing, and it’s happening faster than ever.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 224 contacts → | ||||
Indirect evidence “We are a multifaceted firm with a strong track record of being highly integrated into our clients’ businesses.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 223 contacts → | ||||
Partial evidence “Founded in 1907, Harper Grey LLP is a leading Vancouver, BC based business and litigation law firm.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 206 contacts → | ||||
Partial evidence “Founded in the 1920s, Gardiner Roberts LLP (GR) is a full-service law firm advising clients ranging from leading global enterprises through to small and medium-sized companies…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 183 contacts → | ||||
Indirect evidence “Whitelaw Twining is now DWF.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 175 contacts → | ||||
Indirect evidence “Parlee McLaws LLP has been part of Alberta’s story for more than 140 years.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 168 contacts → | ||||
Indirect evidence “Strongly established within the business community for over 90 years, De Grandpré Chait favours a niche-oriented approach, offering a specialized state-of-the-art service to its…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 154 contacts → | ||||
Partial evidence “Taylor McCaffrey LLP is one of Manitoba's leading law firms.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 145 contacts → | ||||
Partial evidence “Lindsay Kenney LLP is a full service, Canadian west coast law firm providing legal services to local, regional, national and international clients from our offices in downtown…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 135 contacts → | ||||
Indirect evidence “Since 1964, Devry Smith Frank LLP (DSF) has provided trusted legal service to individuals, businesses, and institutions throughout Ontario.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 128 contacts → | ||||
Partial evidence “Boughton Law is a Vancouver-based law firm.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 125 contacts → | ||||
Partial evidence “Lapointe Rosenstein Marchand Melançon is one of the largest independent law firms in Quebec, the result of the January 1, 2010 merger of two well-established firms, Lapointe…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 122 contacts → | ||||
Partial evidence “LJT is a boutique law firm serving its business clients for more than 30 years in the following fields of practice: Business Law, Taxation, Real Estate, Advertising and…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 115 contacts → | ||||
Partial evidence “Since the mid-1960s, SV Law has provided trusted legal services to individuals, businesses, municipalities, and organizations throughout Southwestern Ontario.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 111 contacts → | ||||
Partial evidence “Fillmore Riley is a highly regarded and accomplished full-service Manitoba law firm.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 100 contacts → | ||||
Indirect evidence “Ross & McBride LLP's clients include financial institutions and non-profit organizations, large public corporations and small family businesses, senior citizens and young people.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 99 contacts → | ||||
Indirect evidence “Every client.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 99 contacts → | ||||
Partial evidence “We are a multi-service law firm based in the heart of downtown Vancouver's financial district and Dundarave in West Vancouver.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: commercial law companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names commercial law companies.
- Partial evidence
- Its own public description names part of commercial law companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name commercial law companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 918 commercial law companies based in Canada
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Commercial law companies based in Canada at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 918 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among commercial law companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Canada whose own description of what they do matches “commercial law companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names commercial law companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among commercial law companies, and records with no verified work email. Companies headquartered outside Canada are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 9,739 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Commercial law companies by metro
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names commercial law companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many commercial law companies are there based in Canada?
RevenueBase identified 918 commercial law companies headquartered in Canada as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Blake, Cassels & Graydon LLP, headquartered in Toronto, tops this list with the largest team on record.
Which city has the most commercial law companies?
Toronto leads with 226 headquartered companies, followed by Montreal (104) and Vancouver (71).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 9,739 verified decision-maker contacts tracked across these 918 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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