Cynthia Brown Appointed President of The Northern Trust Company of Delaware

Cynthia Brown Appointed President of The Northern Trust Company of Delaware

Northern Trust Wealth Management has appointed Cynthia Brown as President of The Northern Trust Company of Delaware. Reporting to Chief Fiduciary Officer Laura Mandel, Brown will also oversee Northern Trust’s specialized trust services in Nevada.

Brown joins Northern Trust with more than 20 years of trust and fiduciary experience. She most recently served as Director of Special Situs Trusts and President of the Delaware Trust Company for Mechanics Bank. Before that, she spent two decades at Commonwealth Trust Company, following four years in private law practice at Drinker Biddle & Reath LLP. Brown has played an active role in the development of Delaware trust legislation and is a Fellow of The American College of Trust and Estate Counsel.

“Cynthia knows this work from every angle as a fiduciary leader, an attorney and a contributor to the evolution of Delaware trust law,” Wealth Management President Jason Tyler said. “She brings the technical expertise and practical perspective clients rely on when trust planning becomes especially complex.”

Brown succeeds David Diamond, who has held the role since 2014 and will remain actively involved in the business until his retirement at the end of this year.

Tyler added: “David built a practice defined by judgment and care—exactly what families need when they are planning across generations. His leadership has strengthened our Delaware and Nevada trust business and left it well positioned for the future.”

Northern Trust Wealth Management is a premier private bank serving affluent individuals and families, family offices, foundations and endowments, and privately held businesses. Northern Trust Wealth Management, which combines deep expertise with innovative technology and service excellence, had US$534 billion in assets under management as of June 30, 2026. The Northern Trust Company is an Equal Housing Lender. Member FDIC.

About Northern Trust

Northern Trust Corporation (Nasdaq: NTRS) is a leading provider of wealth management, asset servicing, asset management and banking services to corporations, institutions, affluent families and individuals. Founded in Chicago in 1889, Northern Trust has a global presence with offices in 24 U.S. states and Washington, D.C., and across 22 locations in Canada, Europe, the Middle East and the Asia-Pacific region. As of June 30, 2026, Northern Trust had assets under custody/administration of US$20.0 trillion, and assets under management of US$2.0 trillion. For more than 135 years, Northern Trust has earned distinction as an industry leader for exceptional service, financial expertise, integrity and innovation.

Visit us on northerntrust.com. Follow us on Instagram @northerntrustcompany or Northern Trust on LinkedIn.

Media Contact:
Landis Cullen
312-444-3188
landis.cullen@ntrs.com

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