ChemTreat Inc., Glen Allen, Va., acquired San Diego-based Trident Technologies Inc., and Trident Technologies S.A. de C.V., providers of water treatment products and services in southern California and northwestern Mexico.

Trident Technologies provides water treatment solutions for industrial, commercial and institutional markets, concentrating on water and resources management with a focus on green technologies.

Glen Allen, Va.-based ChemTreat, with revenues in excess of $250 million, provides industrial water treatment in the United States and is part of the Water Quality Group of Danaher Corp.