Today, we serve over 42,800+ families across 110+ cities across the U.S. Ranked the #1 RIA Firm in the nation by Barron’s for two consecutive years, Mercer Advisors is an independent fiduciary legally bound to act in our clients’ best interests — always.*. For more than 40 years, Mercer Advisors has been helping families amplify and simplify their financial lives by integrating financial planning, investment management, business management, tax, estate, insurance, and more, all managed by a single team.