AllianceBernstein Appoints Onur Erzan as Chief Executive Officer

Erzan will succeed Seth Bernstein, who will retire on March 31, 2027, after nearly 10 years leading the firm. Bernstein will continue to serve on AB’s Board of Directors.

During his time as CEO, Bernstein led major changes at AB and helped expand the firm beyond traditional public market investments into a broader global investment business.

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Under his leadership, AB expanded its businesses across public markets, private investments, private wealth, insurance asset management, and retirement solutions. He also oversaw the company’s headquarters move to Nashville, the growth of AB India and the transition of Bernstein Research into a joint venture with Societe Generale.

Bernstein also worked on strengthening the companys culture, expanding its global distribution network and creating new growth opportunities. During his tenure, AB’s assets under management nearly doubled to more than $919 billion as of August 31, 2026.

Since joining AB in 2021, Erzan has led the firms global asset management distribution strategy and helped expand its business into new areas, including active ETFs, insurance asset management, private credit and retirement income solutions.

As head of Bernstein Private Wealth Management, he has expanded services for high-net-worth clients, families, and family offices. He has also strengthened partnerships with banks and international custodians while improving the firm’s wealth management and client services.

"I am honored to lead AB at such a pivotal moment in our history," said Erzan. "For nearly six decades, AB has distinguished itself through investment excellence, intellectual rigor and a collaborative culture relentlessly focused on clients.

"It has been the privilege of a lifetime to lead this remarkable firm," said Bernstein. "Over the last decade, we have expanded our reach, strengthened our distribution and built durable growth engines that enable us to better serve our clients globally. I'm very pleased Onur will take the reins and lead AB forward, as he has been a key contributor to our strategy and has led much of its execution.

About AllianceBernstein   

Founded in 1967, AllianceBernstein is a global investment management firm that provides investment services to institutions individuals and private wealth clients worldwide. As of August 31, 2026, AB managed $919 billion in asset's. The company is a subsidiary of Equitable Holding's a financial services company with a range of businesses.

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