Sidley received 13 practice area rankings and 21 lawyer rankings in the 2021 edition of Chambers Europe. The firm was ranked Band 1 in Europe-wide International Trade/WTO and four lawyers were ranked Band 1 in their respective practice areas:
- Todd J. Friedbacher — International Trade/WTO (Europe-wide)
- Nicolas J.S. Lockhart — International Trade/WTO (Europe-wide)
- Kolja von Bismarck — Restructuring/Insolvency (Germany)
- Arnoud R. Willems — International Trade/WTO (Europe-wide)
The annual Chambers Europe guide provides analyses of legal practitioners in Europe based on in-depth interviews with clients and in-house counsel.