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Carlyle to Sell Unison Software to Buyout Firm Madison Dearborn

  • Deal values Unison at more than $1 billion, including debt
  • This is second time Carlyle is selling government contractor

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.