Clayton, Dubilier & Rice, AXA Private Equity and Caisse de dépôt et placement du Québec have acquired SPIE from PAI Partners for €2.1 billion ($3 billion). SPIE provides multi-technical services, including electrical and mechanical engineering and HVAC services. CD&R invested about €510 million ($737 million) as part of the transaction, while AXA and the Caisse each invested €140 million ($202 million).