Partners Group, a global private markets firm, has made four senior hires at the managing director level: Jose Mahomar, head of U.S. consultant relations, Lori Pomerantz, global head of business development, private debt, Irene Mavroyannis, global co-head of business development, private infrastructure and Annie Hsieh, senior asset class manager private real estate.

Mahomar spent eighteen years at Goldman Sachs Asset Management as a managing director within its Americas client business.

Pomerantz also worked at Goldman Sachs Asset Management as a managing director in its fixed income business.

Mavroyannis was previously the global head of infrastructure private capital advisory at Sera Global, Brookfield Asset Management‘s real assets advisory platform.

Hsieh led capital formation activities at firms including ElmTree Funds and Five Mile Capital.