The DMI is a registered charitable trust duly registered under the Bombay Public Trust Act 1950. IT was established in the year October 1915.
The institute is managing a well maintained "A" grade Public Library & Free Reading Room recognized by the Directorate of Libraries, Govt. of Maharashtra, Mumbai. The library encompasses over 40,000 books in English, Urdu, Hindi, Marathi, Arabic & Persian languages coupled with about 81 magazines. Many leading national periodicals and journals are subscribed to in addition to a rich reference collection. The library has a rich collection of books on literature, management, information technology,
The institute has constantly and progressively assisted students in achieving scholarships not only from the various trusts and foundations of India but also from foreign trusts.