Best Law Firms in Ontario for Corporate and Commercial Litigation
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Firm Name
No. of Overall National Rankings
No. of Overall Regional Rankings
Chernos Flaherty Svonkin LLP
1 Overall National Ranking
5 Overall Regional Rankings
Canada 2025
National Tier 3 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Colson Winterstein LLP
2 Overall National Rankings
2 Overall Regional Rankings
Canada 2025
National Tier 3 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Gillian Hnatiw & Co Advocates
4 Overall National Rankings
6 Overall Regional Rankings
Canada 2025
National Tier 2 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Keenberg & Co
1 Overall National Ranking
1 Overall Regional Ranking
Canada 2025
National Tier 2 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Adair Goldblatt Bieber LLP
5 Overall National Rankings
8 Overall Regional Rankings
Canada 2025
National Tier 1 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Affleck Greene McMurtry LLP
5 Overall National Rankings
5 Overall Regional Rankings
Canada 2025
National Tier 2 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Aird & Berlis LLP
18 Overall National Rankings
43 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
Allen McDonald Swartz LLP
‐
3 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Toronto for Corporate and Commercial Litigation
Arbitration Place
1 Overall National Ranking
3 Overall Regional Rankings
Canada 2025
National Tier 3 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Babin Bessner Spry LLP
2 Overall National Rankings
5 Overall Regional Rankings
Canada 2025
National Tier 1 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Baker McKenzie LLP
3 Overall National Rankings
10 Overall Regional Rankings
Canada 2025
National Tier 3 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Banack Resolutions, Inc.
‐
5 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
Bennett Jones LLP
20 Overall National Rankings
94 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Environmental Law
National Tier 1 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
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 1 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Blaney McMurtry LLP
7 Overall National Rankings
24 Overall Regional Rankings
Canada 2025
National Tier 3 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Book Erskine LLP
1 Overall National Ranking
2 Overall Regional Rankings
Canada 2025
National Tier 2 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
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 Corporate and Commercial Litigation
Regional Tier 1 in Ottawa for Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Breedon Litigation Professional Corporation
2 Overall National Rankings
5 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
Carters Professional Corporation
‐
2 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
Cassels Brock & Blackwell LLP
17 Overall National Rankings
59 Overall Regional Rankings
Canada 2025
National Tier 2 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Cavanagh LLP
‐
4 Overall Regional Rankings
Canada 2025
Regional Tier 1 in Ottawa for Corporate and Commercial Litigation
Clyde & Co LLP
5 Overall National Rankings
34 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Insurance Law
National Tier 1 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Conway Baxter Wilson LLP
‐
2 Overall Regional Rankings
Canada 2025
Regional Tier 1 in Ottawa for Corporate and Commercial Litigation
Corman Feiner LLP
1 Overall National Ranking
3 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
Crawley MacKewn Brush LLP
4 Overall National Rankings
6 Overall Regional Rankings
Canada 2025
National Tier 1 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Daoust Vukovich LLP
1 Overall National Ranking
4 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Toronto for Corporate and Commercial Litigation
Davies Ward Phillips & Vineberg LLP
23 Overall National Rankings
72 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Trusts and Estates
National Tier 2 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Dentons Canada LLP
24 Overall National Rankings
161 Overall Regional Rankings
Canada 2025
National Tier 1 in Corporate and Commercial Litigation
Regional Tier 1 in Ottawa for Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Dickinson Wright PLLC
‐
6 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Toronto for Corporate and Commercial Litigation
DLA Piper (Canada) LLP
19 Overall National Rankings
67 Overall Regional Rankings
Canada 2025
National Tier 2 in Corporate and Commercial Litigation
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
DMG Advocates LLP
2 Overall National Rankings
4 Overall Regional Rankings
Canada 2025
National Tier 3 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Donovan Kochman LLP
1 Overall National Ranking
2 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
Duncan, Linton LLP
‐
2 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Hamilton for Corporate and Commercial Litigation
Emily Cole Law
1 Overall National Ranking
2 Overall Regional Rankings
Canada 2025
National Tier 3 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
EY Law LLP
2 Overall National Rankings
14 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
Fasken
30 Overall National Rankings
188 Overall Regional Rankings
Canada 2025
National Tier 1 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Regional Tier 2 in Ottawa for Corporate and Commercial Litigation
Fogler, Rubinoff LLP
6 Overall National Rankings
28 Overall Regional Rankings
Canada 2025
National Tier 3 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Gardiner Roberts LLP
3 Overall National Rankings
20 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Toronto for Corporate and Commercial Litigation
Ghahhary Thomas LLP
‐
1 Overall Regional Ranking
Canada 2025
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
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 Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
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 Corporate and Commercial Litigation
Regional Tier 1 in Hamilton for Corporate and Commercial Litigation
Regional Tier 1 in Ottawa for Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Harrison ADR Professional Corporation
‐
5 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Toronto for Corporate and Commercial Litigation
Harrison Pensa LLP
‐
12 Overall Regional Rankings
Canada 2025
Regional Tier 2 in London/Windsor for Corporate and Commercial Litigation
Henein Hutchison Robitaille LLP
5 Overall National Rankings
9 Overall Regional Rankings
Canada 2025
National Tier 3 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Hicks Morley Hamilton Stewart Storie LLP
3 Overall National Rankings
9 Overall Regional Rankings
Canada 2025
"Law Firm of the Year" Award in Labour and Employment Law
National Tier 2 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Hummingbird Lawyers LLP
‐
2 Overall Regional Rankings
Canada 2025
Regional Tier 3 in Toronto for Corporate and Commercial Litigation
INNOV-8 Data Counsel & INNOV-8 Legal Inc.
1 Overall National Ranking
1 Overall Regional Ranking
Canada 2025
National Tier 2 in Corporate and Commercial Litigation
Regional Tier 1 in Toronto for Corporate and Commercial Litigation
Kalloghlian Myers
1 Overall National Ranking
2 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
Keel Cottrelle LLP
‐
4 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Toronto for Corporate and Commercial Litigation
Kelly Santini LLP
1 Overall National Ranking
7 Overall Regional Rankings
Canada 2025
Regional Tier 2 in Ottawa for Corporate and Commercial Litigation
