In 1971, Mr. Hajibaba set up Chauffagekar Foundry to produce cast-iron boilers for central heating systems and automotive parts. Afterward, he started exporting the products to other countries. These boilers are now exported to 15 European and Asian countries. To expand its production capacity, Chauffagekar Industrial Company relocated its 50,000 m2 factory in Tehran to Takestan on a land area of 300,000 m2.

In 1975, Mr. Hajibaba contributed to the establishment of Tavan Silice Company, and served as a board member from 2006 to 2020. Dr. Mahmoud Ahmadzadeh Heravi, Minister of Industries and Mines, and Dariush Forouhar, Minister of Labour, during Iran’s Interim Government (1979), headed by Mehdi Bazargan, appointed Mr. Hajibaba as a board member of Irannational (now, Iran Khodro) in February-March 1979. He was also appointed as the Prime Minister Special Inspector of Industries under Mohammad Ali Rajai, and served there until 1982. Mr. Hajibaba established Iran Ferrosilice Company, the first producer of ferrosilicon in Iran, in 1982, and Resitan Company, producer of various foundry and other types of resins, in 1988.