Shearman & Sterling is set to lose its only two Brussels-based partners to US rival Arnold & Porter.

Shearman’s local office head Annette Schild is joining Arnold & Porter in the Belgian capital, along with fellow partner Silvio Cappellari and counsel Stephanie Birmanns. All three lawyers focus on competition and antitrust and have advised high-profile clients including Arriva, BASF, Siemens and Novartis.