Prudential Douglas Elliman has just gobbled up Bellmarc Property Management, The Post has learned.

While the details of the deal have not been disclosed, the sale will add 50 luxury buildings to PDE’s management portfolio, including 15 East 69th St., home to PDE Chairman Howard Lorber.

“We’re pleased to have them join our company,” Lorber said, adding that PDE is the largest property manager in the tri-state area.