Tierney joins BNP Paribas’ ÌÇÐÄvlog Services
03 October 2025 UK

BNP Paribas’ ÌÇÐÄvlog Services has appointed Ryan Tierney as agency lending trader.
Based in London, he moved to the firm following a 12-year tenure at Brown Brothers Harriman (BBH), where he took on a number of roles, the most recent being securities lending trader.
During his time at BBH, Tierney also took on roles such as senior risk analyst, which saw him relocate from Boston to London, as well as a position within the firm’s securities lending operations team.
Tierney has a Bachelor of Science in finance from Boston College.
Based in London, he moved to the firm following a 12-year tenure at Brown Brothers Harriman (BBH), where he took on a number of roles, the most recent being securities lending trader.
During his time at BBH, Tierney also took on roles such as senior risk analyst, which saw him relocate from Boston to London, as well as a position within the firm’s securities lending operations team.
Tierney has a Bachelor of Science in finance from Boston College.
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