Breadth and Depth: Why Clients Are Favoring Mercer, Avantax, and Other Wealth Managers “The key here is having in-house experts.” By Stub for sourceid 00000184-430c-df97-abf7-cbdfdafc0000 July 31, 2020 Avantax Mercer Advisors Mayo Clinic Mercer Jeremiah Barlow