Aquiline to acquire SEI’s Family Office Services business for $120M

Aquiline and SEI have entered into a definitive agreement for Aquiline to acquire SEI’s Family Office Services business. Following the transaction’s close, the business will operate as Archway, capitalizing on the well-known and respected brand of the Archway Platform within the family office market. SEI’s Family Office Services business delivers technology and outsourced services that connect and power the accounting, investment management, and reporting functions of family offices and family office divisions of financial intermediaries. SEI’s Archway Platform is designed to streamline family office operations and deliver advanced financial reporting for ultra-high-net-worth families. As of Dec. 31, 2024, SEI’s Family Office Services business had $723 billion in assets on the Archway Platform. As part of the transaction, Family Office Services employees in SEI’s Indianapolis, Denver, and Oaks offices, including members of the Family Office Services business’ core leadership team, will transition with the business. The total purchase price is $120 million, and the transaction is expected to close in late second quarter 2025, subject to applicable regulatory approval and other customary closing conditions.