His grandfather Antoni (born Jeziorka, near Warsaw 1806 - died France 1857) was awarded the gold medal of the Caveliers, the Virtuti Militari for his valor during the November Uprising in 1831.
Antoni studied road and bridge engineering in France, and had joined the Foreign Legion to participate during the pacification of Algeria.
Kulczewski attended at Instituto Nacional General José Miguel Carrera, a prestigious public high school of Santiago, where his Spanish teacher was Pedro Aguirre Cerda, former President of Chile from 1938 to 1941.
In 1931, Kulczewski and another architect, Arturo Bianchi Guandian (1897 - ), formed the Orden Socialista (the Socialist Order).
Some of his best known projects are: After his death, Kulczewski’s ashes were spread in the Père-Lachaise cemetery, Paris and at San Cristóbal Hill in Santiago by his son and daughter.