1999
Columbian Chemicals Co. acquires Korea facility from Korea Kumho Petrochemical Co.

1998
Columbian Chemicals Co. acquires Brazil facility, Cubatao, from Copebras.

1998
Hi-Tech Carbon, Gummidipoondi, starts operations in India.

1995
Columbian Chemicals Co. acquires Spain facility from Repsol.

1994
Aditya Birla Group starts operations in Egypt with Alexandria Carbon Black Co. SAE.

1993
Columbian Chemicals Co. builds and commences Hungary facility/operations.