Carlyle to Sell Unison Software to Buyout Firm Madison Dearborn

Madison Dearborn Partners is acquiring a majority stake in software company Unison Software Inc. from fellow private equity firm Carlyle Group Inc.

Carlyle is keeping a minority stake, according to a statement. The transaction values Unison at more than $1 billion, including debt, people familiar with the matter said, who asked to not be identified because the terms are private.