ATMI is a leader in creating materials and materials packaging that meet the specific needs of semiconductor and flat panel manufacturers worldwide. Our inventions and solutions are helping to revolutionize these industries.

We consistently find new uses for emerging technology, inventing and updating materials and processes to help our customers and partners increase efficiency and productivity by improving yields, reducing costs of ownership, and getting products to market more quickly.

We are headquartered in Danbury, CT, more than 800 scientists, technologists, engineers, and other employees in offices and research labs in the United States, Europe, and Asia.

Recent Releases

Apr 15, 2014
ATMI Shareholders Overwhelmingly Approve Merger With Entegris

Apr 9, 2014
Ceremony Marks Grand Opening of ATMI's South Korea Manufacturing Facility

Stock Information
Apr 15, 2014
4:00 PM ET
Quotes delayed at least 20 minutes. Information provided by eSignal.

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