BREA, Calif., US: Envista Holdings, the company behind leading dental brands such as Nobel Biocare, Ormco, DEXIS and Kerr, has begun the process of finding a successor for CEO Amir Aghdaei. Envista’s board of directors has formed a search committee and retained an executive search firm to find qualified external candidates to lead the next phase of operations for the dental giant, and the succession process is expected to be completed this year.