Mr. Siddique Dawood (Late), an eminent member of Dawood family, in collaboration with National Development Finance Corporation Limited formed B.R.R. Investments (Private) Limited (BRRI) [formerly B.R.R. Investment Services (Private) Limited] in April, 1983 to promote investments in Pakistan through leasing. The company was registered on August 7, 1984 as a Modaraba Management Company under the Modaraba Companies and Modaraba (Floatation and Control) Ordinance, 1980. The Company floated two Modarabas in the name and style of  B.R.R. Capital Modaraba and B.R R. Second Modaraba in 1985 and 1990 with a paid up fund of Rs. 20 million and Rs. 100 million respectively. The first lease was executed on 26 March, 1984. Additionally, in August 1993 Equity International Modaraba (ElM) was floated with a paid up capital of Rs.150 million by Equity International (Pvt.) Ltd. (ElL). It was sponsored by BRRI, International Finance Corporation (IFC), Robert Fleming and Company (Flemings), and Saudi Pak Industrial & Agricultural Investment Company (Pvt.) Ltd. (SAPICO). International Finance Corporation joined BRRl as equity partner in 1999.

The first merger in the history of Modarabas took place when B.R.R. Second Modaraba and Equity International Modaraba merged with and into B.R.R. Capital Modaraba on March 1, 1998. The name of B.R.R. Capital Modaraba was subsequently changed to B.R.R. International Modaraba on April 14, 1998. As a result of the merger the paid up fund of B.R.R. International Modaraba rose to Rs. 481.93 million making it the largest Modaraba in Pakistan in terms of equity. Guardian Modaraba merged with and into B.R.R. International Modaraba on July 01, 2006 and the name of B.R.R. International Modaraba was changed to B.R.R Guardian Modaraba. Consequently, the paid up fund of B.R.R Guardian Modaraba rose to Rs. 780.463 million. Crescent Standard Modarba merged with and into B.R.R. Guardian Modaraba with effect from July 01, 2017. Consequently, the paid up fund of B.R.R Guardian Modaraba rose to Rs. 863.623 million.

The Modaraba offers lease financing to corporate entities as well as creditworthy individuals. The Modaraba also provides Musharaka, Morabaha and Equity Investments to cater the requirements of Trade & Industry. The Modaraba is unique among leasing companies and Modarabas in offering building leases. It offers the acquisition of buildings for its commercial clients through the medium of a building lease. The scheme provides both for the lease of a building on land owned by the client, or alternatively a lease encompassing both the provision of land and a building thereon.

The Modaraba built a state of the art B.R.R. Security Vault which was opened for business in July 1989. This custom built fort-like building on Shahrah-e-Quaideen, offers a unique blend of high security with a pleasant and friendly atmosphere within and around the building. The security vault has 4 floors of lockers in all sizes catering to business, commercial and individual clients alike. In addition, it offers custodial services to corporate clients.