OM Group
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OM Group Incorporated is a metal-based chemistry firm based in Cleveland, Ohio, United States. It was ranked #405 on the 2004 Fortune 500.
As of today 08/10/2007, OM Group Incorporated have acquired the Electronics business of Rockwood Holdings.
The Rockwood Electronics businesses, consists of Printed Circuit Board (PCB) Chemicals, Ultra Pure Chemicals (UPC) and Photomasks. The businesses employ approximately 700 people and have locations in the United States, the United Kingdom, France, Taiwan, Singapore and China.
