Factbox: Air India subsidiaries

(Reuters) - India's government is considering selling state-owned Air India in parts to make it attractive to potential buyers, as it reviews options to divest the loss-making flagship carrier, several government officials familiar with the situation said.

Following are six Air India businesses which could also figure in the sell-off process.

Loss-making:

- Hotel Corporation of India (HCI) - owns two 5-star Centaur hotels in Delhi and Srinagar.

- Alliance Air - operates flights to 37 destinations in India.

- Air India Engineering Services - runs aircraft maintenance facilities at six airports for Air India and private airline companies.

Profitable:

- Air India Air Transport Services

- Air India SATS - a joint venture providing ground and cargo handling services. Estimated value $185 million.

- Air India Express - a low-cost carrier. Estimated value around $1.16 billion. Also includes Air India Charters, a charter business.

(Compiled by Rupam Jain; Editing by Ian Geoghegan)