McCarthy Tetrault LLP is a Canadian law firm that delivers integrated business law, litigation services, tax law, real property law, labour and employment law nationally and globally through offices in Vancouver, Calgary, Toronto, Montreal and Quebec, as well as London, UK. It is one of the Seven Sisters (law firms) in Canada. The firm represents Canadian and international clients, including major public institutions, financial services organizations, mining companies, manufacturers, pharmaceutical companies and other corporations. McCarthy Tetrault’s London office specializes in assisting clients with their transatlantic transactions, and is staffed with both English and Canadian-qualified lawyers. A charter member of the Canada-UK Chamber of Commerce, it provides services in Europe, Africa and the Middle East.