The latest senior moves in and around wealth management across North America.

US-based private markets investment specialist Adams Street Partners, which has more than $30 billion of assets under management, has appointed James Walker as a partner and chief operating officer. He replaces Kevin Callahan, who left at the end of 2016, a spokesperson confirmed to this publication. 

Walker will report to Jeff Diehl, managing partner and head of investments, will join the executive committee of the firm, and will chair the firm's operating committee.

The new recruit has more than 30 years of senior executive leadership experience in the wealth management and asset management industries. Before joining Adams Street, he was chief operating officer at Credit Suisse Private Bank Americas. Prior to that, Walker spent seven years at Morgan Stanley Global Wealth Management (and predecessor firms), where he served on the management committee and held several roles of increasing responsibility including COO of investment strategy and client solutions, director of the consulting group, and director of product strategy. 

Earlier, Walker served as chief operating officer, investment advisory services services at Citi Global Wealth Management, and then as director of strategy, finance and risk. He began his career at Merrill Lynch and spent nearly two decades at the firm. Walker has served on multiple boards over the years and is a regular lecturer at MIT's Sloan School of Business.