The IBP Co. Ltd. is the flagship company of the IBP-Balmer Lawrie Group (Balmer Lawrie & Co. Ltd. and Biecco Lawrie Ltd.) of companies. The group has an annual turnover of $1.25 billion and employs 6,500 people. The IBP group of companies are involved in petroleum, industrial explosives, and cryogenic engineering activities.
The IBP Co. Ltd. has fabricated high-altitude environmental test facilities for Defence Research & Development Organisation (DRDO)’s Research Centre Imarat, Hyderabad.
 IBP Co. Ltd., www.ibpchem.com.
 Dr. N.C. Birla and B.S. Murthy, eds., “Test, Evaluation, and Other Facilities,” Indian Defence Technology: Missile Systems (1998: DRDO, Ministry of Defence, New Delhi), p. 196.