CMS Legal Services EEIG is a leading international full-service law firm headquartered in Frankfurt, Germany, operating as a European Economic Interest Grouping that coordinates a network of independent member firms across approximately 80–90 offices in over 40–50 countries worldwide. It employs several thousand lawyers and legal professionals, making it one of the largest law firms globally by headcount, and offers a comprehensive range of legal and tax advisory services across diverse practice areas, including corporate/M&A, banking and finance, dispute resolution, real estate, energy and infrastructure, tax, employment, competition and intellectual property. CMS provides strategic, cross-border legal support to multinational corporations, financial institutions, governments and other organisations, combining local market expertise with global reach.