Best Law Firms in Ontario for Intellectual Property Law
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Firm Name
No. of Overall National Rankings
No. of Overall Regional Rankings
Aird & Berlis LLP
18 Overall National Rankings
43 Overall Regional Rankings
Canada 2025
National Tier 3 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Aitken Klee LLP
1 Overall National Ranking
2 Overall Regional Rankings
Canada 2025
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Ottawa for Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Baker McKenzie LLP
3 Overall National Rankings
10 Overall Regional Rankings
Canada 2025
National Tier 3 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Belmore Neidrauer LLP
1 Overall National Ranking
1 Overall Regional Ranking
Canada 2025
National Tier 1 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Bennett Jones LLP
20 Overall National Rankings
94 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Environmental Law
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Blake, Cassels & Graydon LLP
26 Overall National Rankings
144 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Banking and Finance Law
"Law Firm of the Year" Award in Mergers and Acquisitions Law
National Tier 2 in Intellectual Property Law
Regional Tier 2 in Toronto for Intellectual Property Law
Blanchard Law
‐
2 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Ottawa for Intellectual Property Law
Blaney McMurtry LLP
7 Overall National Rankings
24 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Intellectual Property Law
Borden Ladner Gervais LLP
30 Overall National Rankings
174 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Corporate Law
National Tier 1 in Intellectual Property Law
Regional Tier 1 in Ottawa for Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Brian Fraser Law
2 Overall National Rankings
2 Overall Regional Rankings
Canada 2025
National Tier 3 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Brian Gray Law
‐
2 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Intellectual Property Law
BRION RAFFOUL LLP
‐
1 Overall Regional Ranking
Canada 2025
Regional Tier 3 in Ottawa for Intellectual Property Law
Cassels Brock & Blackwell LLP
17 Overall National Rankings
59 Overall Regional Rankings
Canada 2025
National Tier 1 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Conlin Bedard LLP
‐
6 Overall Regional Rankings
Canada 2025
Regional Tier 1 in Ottawa for Intellectual Property Law
Conneely PC
‐
1 Overall Regional Ranking
Canada 2025
Regional Tier 2 in Toronto for Intellectual Property Law
Coster Law
‐
1 Overall Regional Ranking
Canada 2025
Regional Tier 2 in Toronto for Intellectual Property Law
Cozen O'Connor
1 Overall National Ranking
8 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Intellectual Property Law
CPST Intellectual Property Inc.
1 Overall National Ranking
2 Overall Regional Rankings
Canada 2025
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Dale & Lessmann LLP
‐
5 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Intellectual Property Law
Deeth Williams Wall LLP
2 Overall National Rankings
4 Overall Regional Rankings
Canada 2025
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Dentons Canada LLP
24 Overall National Rankings
161 Overall Regional Rankings
Canada 2025
Regional Tier 1 in Ottawa for Intellectual Property Law
Dipchand LLP
2 Overall National Rankings
2 Overall Regional Rankings
Canada 2025
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
DLA Piper (Canada) LLP
19 Overall National Rankings
67 Overall Regional Rankings
Canada 2025
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Fasken
30 Overall National Rankings
188 Overall Regional Rankings
Canada 2025
National Tier 1 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Regional Tier 2 in Ottawa for Intellectual Property Law
Fineberg Ramamoorthy LLP
2 Overall National Rankings
2 Overall Regional Rankings
Canada 2025
National Tier 3 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Fleck Innovation Law
‐
2 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Toronto for Intellectual Property Law
Fogler, Rubinoff LLP
6 Overall National Rankings
28 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Toronto for Intellectual Property Law
Gilbert's LLP
‐
1 Overall Regional Ranking
Canada 2025
Regional Tier 2 in Toronto for Intellectual Property Law
Goldman Sloan Nash & Haber LLP
1 Overall National Ranking
7 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Toronto for Intellectual Property Law
Goodmans LLP
18 Overall National Rankings
40 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Entertainment Law
"Law Firm of the Year" Award in Real Estate Law
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Gowling WLG
28 Overall National Rankings
173 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Advertising and Marketing Law
National Tier 1 in Intellectual Property Law
Regional Tier 1 in Ottawa for Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Regional Tier 2 in Hamilton for Intellectual Property Law
Heer Law
‐
1 Overall Regional Ranking
Canada 2025
Regional Tier 3 in Toronto for Intellectual Property Law
Henein Hutchison Robitaille LLP
5 Overall National Rankings
9 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Toronto for Intellectual Property Law
Inter Alia Law
2 Overall National Rankings
4 Overall Regional Rankings
Canada 2025
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Jones & Co.
‐
1 Overall Regional Ranking
Canada 2025
Regional Tier 3 in Toronto for Intellectual Property Law
KMB Law
‐
7 Overall Regional Rankings
Canada 2025
Regional Tier 1 in Hamilton for Intellectual Property Law
Lenczner Slaght
14 Overall National Rankings
25 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Corporate and Commercial Litigation
"Law Firm of the Year" Award in Medical Negligence
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Lipkus Law LLP
‐
1 Overall Regional Ranking
Canada 2025
Regional Tier 2 in Toronto for Intellectual Property Law
Marks & Clerk Canada | Marks & Clerk Law LLP
1 Overall National Ranking
4 Overall Regional Rankings
Canada 2025
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Ottawa for Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Markwell Clarizio LLP
2 Overall National Rankings
2 Overall Regional Rankings
Canada 2025
National Tier 1 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
McCarthy Tétrault LLP
27 Overall National Rankings
137 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Energy Law
"Law Firm of the Year" Award in Mining Law
National Tier 1 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
McMillan LLP
19 Overall National Rankings
93 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Competition / Antitrust Law
National Tier 3 in Intellectual Property Law
Regional Tier 2 in Toronto for Intellectual Property Law
Method Law Professional Corporation
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1 Overall Regional Ranking
Canada 2025
Regional Tier 2 in Toronto for Intellectual Property Law
Norton Rose Fulbright Canada LLP
27 Overall National Rankings
168 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Alternative Dispute Resolution
"Law Firm of the Year" Award in Privacy and Data Security Law
National Tier 1 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Osler, Hoskin & Harcourt LLP
27 Overall National Rankings
113 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Appellate Practice
"Law Firm of the Year" Award in Insolvency and Financial Restructuring Law
National Tier 2 in Intellectual Property Law
Regional Tier 1 in Ottawa for Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Perley-Robertson, Hill & McDougall LLP
1 Overall National Ranking
11 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Ottawa for Intellectual Property Law
Rowand LLP
‐
1 Overall Regional Ranking
Canada 2025
Regional Tier 2 in Toronto for Intellectual Property Law
Shift Law
‐
1 Overall Regional Ranking
Canada 2025
Regional Tier 3 in Toronto for Intellectual Property Law
Smart & Biggar
3 Overall National Rankings
19 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Biotechnology and Life Sciences Practice
"Law Firm of the Year" Award in Intellectual Property Law
National Tier 1 in Intellectual Property Law
Regional Tier 1 in Ottawa for Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
Sprigings Intellectual Property Law
1 Overall National Ranking
2 Overall Regional Rankings
Canada 2025
National Tier 3 in Intellectual Property Law
Regional Tier 1 in Toronto for Intellectual Property Law
