Walter Global Asset Management, a North American private equity platform, completed the acquisition of a minority stake in Quadra Capital, an asset management firm specialized in alternative investments, with offices in London, Paris and Madrid. Financial terms were not disclosed. "The Quadra Capital team has impressive experience and a proven ability to establish strong business relationships with prestigious clients in Europe, from large organizations to family offices. Meanwhile, we will support Quadra Capital here in the North American market, particularly when it comes to developing these same types of influential relationships," Sylvain Brosseau, Walter Global Asset Management President and CEO.