American Tower Corporation: American Tower Partners With CDPQ in Europe American Tower Corporation (NYSE: AMT) and Caisse de dépôt et placement du Québec (CDPQ), a global investment group, today announced that CDPQ will acquire a 30% stake in ATC Europe as part of a new long-term strategic partnership through a transaction valued at over €1.6 billion, implying an enterprise value of more than €8.8 billion for ATC Europe. Pursuant to the partnership agreement, American Tower will retain managerial and operational control, as well as day-to-day oversight of ATC Europe, while CDPQ will obtain seats on ATC Europe's Board of Directors, along with certain governance rights.