NEW YORK CITY—The Rockefeller Group,headquartered here, has agreed to acquire a majority interest inBoston-based TA Realty LLC, will become itsprimary real estate investment management platform in US. The dealis scheduled to close by the end of 2014; terms were notdisclosed.

TA Realty currently has about $12 billion in assets undermanagement. Its integration into the Rock Group will establish aglobal investment management platform totaling $32 billion inassets under management under Mitsubishi Estate Co.Ltd., parent company of the Rock Group. Mitsubishi Estatemanages approximately $16 billion through its Japan Real EstateAsset Management Co. Ltd., while the Rock Group's AUM total $4billion across its platform, which includes Rockefeller GroupUS Premier Office Fund LP, separate accounts andEuropa Capital, in which it became a strategicinvestor in 2010.

Among the largest and most experienced private held real estateadvisors in the US, TA Realty has acquired, invested in or managedmore than $22 billion of real estate on behalf of bothinstitutional and non-institutional investors since its founding in1982. Currently it manages four value-added commingled funds andmultiple separate accounts comprising more than 77.2 million squarefeet of commercial real estate and 14,600 residential units across35 US markets.