GLOBAL - Corestate, Valad, Invista, Grosvenor Fund Management, Hammerson, Cornerstone Real Estate Advisers, Colliers International, Ernst & Young, Treveria, Invesco Real Estate

Corestate - Phillip Burns will take over as chief executive at the private equity real estate investment firm in February. The former Terra Firma Capital Partners managing director will be based at Corestate's headquarters in Zug, Switzerland, but will split his time between each of the firm's partner offices in London, Frankfurt and Luxembourg.

Valad - The Sydney-based real estate group has appointed Clem Salwin as acting chief executive with immediate effect, following last month's incomplete buyout proposal by a consortium of Valad management personnel, including managing director Peter Hurley. Salwin most recently held the position of co-head of the UBS real estate investment banking business in Australia.

Invista - Chief executive Duncan Owen has stepped down from his role as he enters exclusive talks over a management buyout of the company's asset management business. Owen retains his role as chief executive of the company's asset management subsidiary, Invista Real Estate Investment Management. Douglas Ferrans, currently non-executive chairman of Invista, becomes executive chairman with immediate effect.

Grosvenor Fund Management - Jeffrey Weingarten is to take the role of chief executive in March, succeeding Stuart Beevor. At the same time, James Raynor, currently director for continental Europe, has been appointed to the new role of chief investment officer.  Robert Davis, currently finance director, will become chief operations officer.

Hammerson - Timon Drakesmith, finance director at Great Portland Estates, is to join Hammerson to take over as chief financial officer following Simon Mellis's decision to retire in June.

Cornerstone Real Estate Advisers - Rolf Könberg has been recruited as head of fund marketing and director for Nordic business development in Stockholm. He will be responsible primarily for marketing Cornerstone's new Nordic Social Infrastructure Property fund.

Colliers International - Hadley Dean has been promoted to managing partner of the firm's New Europe division, expanding his current executive role from six countries in central and eastern Europe to 16 offices in 13 countries and a staff of 650.

Ernst & Young - Mark Grinis has been appointed as a senior partner in the firm's real estate practice in New York to lead the global team serving real estate investment funds. Grinis, who also leads the firm's real estate distressed services team, succeeds Gary Koster, who moves to a new role within the company's global private equity practice.

Treveria - The German retail-focused real estate investment company has appointed Eitan Milgram as a non-executive director with immediate effect. Milgram, who succeeds Yossi Raucher, was a portfolio manager and executive vice-president at Weiss Asset Management, where he worked for the last 10 years. Treveria's asset management subsidiary has also appointed Bernhard Fuhrmann as interim chief executive with immediate effect and hired Thomas Lämmerhirt as chief financial officer, following Fuhrmann's promotion.

Invesco Real Estate - The investment manager has hired Patricia Fontaine as a senior asset manager in its Paris office. Fontaine joins from Pramerica Real Estate Investors, where she was the asset manager of an office portfolio with properties in Paris and the French regions. Prior to that she worked for Carlyle Real Estate Advisers, where she was an asset manager for an office portfolio, covering properties in France and Belgium.