Company lists · Data refreshed September 2026
Top 15 Full-service commercial law firms based in Oakville, Canada
RevenueBase identified 26 full-service commercial law firms headquartered in Oakville, Canada as of September 2026 and tracks 141 professional contacts across them, including 99 with verified work emails. Across Canada, Toronto is the largest hub for this category (774 companies); Oakville has 26.
This list covers full-service commercial law firms headquartered in Oakville, 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 30, 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 15 largest full-service commercial law firms based in Oakville, Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 40 contacts → | ||||
Indirect evidence “O'Connor MacLeod Hanna's deep community roots span five decades of helping clients across Halton and Peel achieve their business and personal goals.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 22 contacts → | ||||
Indirect evidence “RAR Litigation is a business litigation boutique focused on delivering practical, results-driven advocacy for sophisticated clients.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 10 contacts → | ||||
Partial evidence “Nimble and dynamic law firm serving start-ups, emerging companies, family-owned businesses, and branch subsidiaries of multi-national companies.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 9 contacts → | ||||
Indirect evidence “Experienced management side employment and labour lawyers.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 7 contacts → | ||||
Partial evidence “At FALCONE|Law we are committed to providing quality legal services to our clients.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 7 contacts → | ||||
Partial evidence “Rogers & Company Professional Corporation, lawyers specializing in civil litigation, employer and employee employment law, notary & commissioning services.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 4 contacts → | ||||
Partial evidence “Lakhani Campea LLP is a boutique employment law firm located Oakville, Ontario.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 4 contacts → | ||||
Indirect evidence “We are trial lawyers helping those who have been severely injured, denied disability benefits or lost their job.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 4 contacts → | ||||
Partial evidence “We are a greater GTA law firm that offers legal services including: Real Estate, Wills, Estate Administration, Corporate Law and Notary Public.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 3 contacts → | ||||
Partial evidence “Marler Law Firm is a legal services company based in Oakville, Ontario, Canada.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 2 contacts → | ||||
Partial evidence “Artemis Partners LLP is a law firm based in Oakville, Ontario focused on providing legal solutions that are tailored to individual client needs in the most cost-efficient manner.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 2 contacts → | ||||
Indirect evidence “Family and estates lawyers and mediators who believe that success in family matters means having a plan that allows all parties to move forward with dignity.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 2 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 1 contacts → | ||||
Partial evidence “Beffa Law offers professional legal representation in Real Estate, Wills and Estates, Business Law, Separation Agreements and Immigration, as well as Notary services.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 1 contacts → | ||||
Indirect evidence “Committed to servicing clients, John Paladino brings over 32 years of experience you can trust.” Source: RevenueBase Database · checked Sep 30, 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: full-service commercial law firms. 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 full-service commercial law firms.
- Partial evidence
- Its own public description names part of full-service commercial law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name full-service commercial law firms. 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 15 of 26 full-service commercial law firms based in Oakville, Canada
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Full-service commercial law firms based in Oakville, Canada at a glance
As of Sep 30, 2026Companies by employee count
Email recency for this list is measured across the whole Canada list rather than for Oakville, so it is reported there. Company counts and contact totals on this page are exact for Oakville, over 26 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 full-service commercial law firms, 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 Oakville, Canada whose own description of what they do matches “full-service commercial law firms”. 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 full-service commercial law firms), 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 full-service commercial law firms, and records with no verified work email. Companies headquartered outside Oakville 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, 99 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 30, 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.
Full-service commercial law firms by metro in Canada
- Full-service commercial law firms in Toronto774
- Full-service commercial law firms in Vancouver225
- Full-service commercial law firms in Calgary214
- Full-service commercial law firms in Mississauga154
- Full-service commercial law firms in Ottawa122
- Full-service commercial law firms in Edmonton114
- Full-service commercial law firms in Markham56
- Full-service commercial law firms in Brampton49
- Full-service commercial law firms in Winnipeg48
- Full-service commercial law firms in Surrey46
- Full-service commercial law firms in North York42
- Full-service commercial law firms in Vaughan42
- Full-service commercial law firms in Richmond Hill39
- Full-service commercial law firms in London38
- Full-service commercial law firms in Laval31
- Full-service commercial law firms in Victoria31
- Full-service commercial law firms in Burlington30
- Full-service commercial law firms in Saskatoon27
- Full-service commercial law firms in Windsor25
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 full-service commercial law firms, 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 full-service commercial law firms are there based in Oakville, Canada?
RevenueBase identified 26 full-service commercial law firms headquartered in Oakville, 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?
O'connor Macleod Hanna LLP, headquartered in Oakville, tops this list with the largest team on record.
Which city in Canada has the most full-service commercial law firms?
Toronto leads Canada with 774 headquartered companies, followed by Montreal (264) and Vancouver (225). Oakville has 26.
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 99 verified decision-maker contacts tracked across these 26 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 30, 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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