Danaher Corporation acquired American Sigma, a transaction completed in January 1996.
American Sigma operates in Environmental (Water Quality). Danaher entered the water-quality sector in 1996 through the acquisition of American Sigma, the foundation of its water-quality platform.
The Company entered the water quality sector in 1996 through the acquisition of American Sigma and has enhanced its geographical coverage and product and service breadth through subsequent acquisitions.Danaher Corporation FY04 10-K, Item 1 Business description
Advisory firms were not disclosed for this transaction.