A 100-office dental group that appointed a new COO and two other dental leadership moves that have taken place since April 29:
1. Patterson Companies initiated a search for a new leader for its dental segment.
2. Greenwood Village, Colo.-based ClearChoice Dental Implant Centers appointed Jerry Asamoah as its COO.
3. The Pennsylvania Dental Association installed Cary Limberakis, DMD, as its next president.