In his new role Lenihan will be responsible for stock research, portfolio management and client liaison, the firm said in a statement.

Lenihan was latterly Tokyo branch manager at TY Advisers and his earlier career includes a seven-year stint at Schroders’ Japanese investment management arm, first as a Japanese large cap equity analyst and then as an analyst and portfolio manager for small and mid cap portfolios.

Atlantic has some $4.4 billion in assets under management, as at the end of June.