Industries can be classified on the basis of ownership in following categories:
i. Public Sector: Owned and operated by government agencies, e.g., BHEL, SAIL.
ii. Private Sector: Owned and operated by individuals or a group of individuals, e.g., Bajaj Auto Ltd., Dabur Industries, TISCO.
iii. Joint Sector: Run jointly by the government and Individual or group of individuals, e.g. Oil India Ltd. (OIL)
iv. Cooperative Sector: Owned and operated by the producers or suppliers of raw material, workers or both. Resources are pooled and profits and losses are shared, e.g. Amul India, coir industries in Kerala, Sugar industries in Maharashtra.