MUMBAI, India (June 22, 2011)—Aditya Birla Group said it has completed the purchase of Columbian Chemicals Co. for $875 million, following the granting of all regulatory approvals.
The Indian company said the deal makes it the world's largest producer of carbon black.
Aditya Birla said the new Columbian board is made up of chairman Kumar Mangalam Birla, Rajashree Birla, Santrupt Misra, D.D. Rathi and Kevin Boyle, who is CEO of Columbian.