What You Need to Know The firm says it can serve its clients better as a fiduciary. Dynasty Advisors continues to grow its network of advisors. Fidelity Institutional is serving as custodian for Amplius Wealth Advisors. A financial advisory team has broken away from Merrill Lynch to create Amplius Wealth Advisors, an RIA based in Blue Bell, Pennsylvania, that has become a member of the Dynasty Network of advisors and selected Fidelity Institutional as its custodian, Dynasty Advisors said Tuesday. The principals of Amplius most recently worked for The Liebman Marks Group, a boutique wealth management group within Merrill Lynch Wealth Management that was advising on more than $1.25 billion in client assets, according to Dynasty. The team has expertise in comprehensive wealth planning, tax accounting, public finance, portfolio management, asset allocation, research, real estate and insurance.