ATMI, Inc. has acquired LevTech, Inc., a provider of disposable mixing technologies to the biotechnology and pharmaceutical industries, in a $27 million cash transaction. Based in Lexington, KY, LevTech will be combined with ATMI’s existing LifeSciences business focused on single-use bioprocess containers and processes for the biopharmaceutical industry. Company executives expect the deal to be accretive by late 2008.