3i Group, a London-based international investment company, completed the acquisition of a majority stake in EC Waste, the largest vertically integrated provider of solid waste services in Puerto Rico, from Post Capital Partners, a private equity firm. Financial terms were not disclosed. "We look forward to working with 3i to further position EC Waste as the leading, sustainable solid waste services provider in Puerto Rico. With its long-term investment horizon, 3i is the ideal partner as we look to expand our operations in support of the island’s environmental and sustainability goals," Randy Jensen, EC Waste CEO.