After the Proclamation of Indonesian Independence, Inkiriwang was involved in the formation of the state electricity company and the independence struggle in Sulawesi (his family was from the Minahasa region in North Sulawesi).
Setelah Proklamasi Kemerdekaan, Inkiriwang terlibat dalam pembentukan perusahaan listrik negara dan perjuangan kemerdekaan di Sulawesi (ia berasal dari daerah Minahasa di Sulawesi Utara).