Danaher Corporation acquired Aperio Technologies, a transaction completed in January 2012.
Aperio Technologies operates in Diagnostics (Leica Biosystems). Aperio Technologies, acquired in 2012, added digital pathology to Danaher's diagnostics business.
... Beckman Coulter in 2011 (which more than doubled the size of the segment) and Iris International and Aperio Technologies in 2012.Danaher Corporation FY12 10-K, Item 1 Business description
Advisory firms were not disclosed for this transaction.