Bank One Mauritius is a full service commercial bank based in Mauritius and jointly owned by CIEL Finance Limited and I&M Group PLC.

[3] CIEL is one of the largest groups in Mauritius, with operations in 10 countries and 35,000 employees.

I&M has interests in banking, insurance, manufacturing, and real estate and has operations in Kenya, Tanzania, Uganda, Rwanda and Mauritius.

The group is listed on the Nairobi Stock Exchange and is one of the oldest publicly owned companies in Kenya.

The table below depicts the ownership in Bank One Mauritius: BOM maintains networked branches at the following locations:[8] This Mauritius-related article is a stub.