Sandvik AB acquires 80% of K&Y Diamond Ltd.

On April 9, 2026, Sandvik AB announced its acquisition of 80% of K&Y Diamond Ltd. 

Sandvik AB, headquartered in Stockholm, Sweden, is a multinational engineering company specializing in products and services for mining, rock excavation, rock drilling, rock processing, metal cutting and machining.

K&Y Diamond Ltd., headquartered in Montreal, Canada, is a leading manufacturer of monocrystalline diamond tools for ultra-precision applications, with a strong position in the optics segment.

McCarthy Tétrault advised K&Y Diamond Ltd. and its shareholders with a team led by Patrick Shea that included Matthew Sanders, Janie Lambert-Roy, Thierry Côté, Vincent Leduc, Yuni C. Lavoie (Corporate), Véronique Wattiez Larose, Eugen Miscoi, Francis Langlois (Intellectual Property/Privacy/Technology), Francis Racine, Dominique Grégoire (Labour and Employment), Michel Ranger, Marie-Soleil Landry (Tax), Julie Belley Perron, Morgane Besner (Environmental), Marie-Josée Marcoux, Rafaelle Arapovic, Xin Yue Zhang (Real Estate), Kelleher Lynch, Julia Miller (Pensions and Benefits), Martha Harrison, Oksana Migitko (Sanctions and Tariffs), Dominic Thérien and Benjamin Brown (Competition).