Companies that primarily invest in companies that operate in various sectors. The investment companies include conventional and Islamic private equity, holding, and venture capital firms.

Companies that provide financial services and products that facilitate the creation, liquidation, or change in ownership of money and other financial assets. Includes credit-related services, investment-related services, oversight services, investment banking, all other banking, insurance, central banks and monetary authorities, and stock exchanges.

Companies that act as agents and brokers between buyers and sellers of securities and commodities (such as stocks, stock options, bonds, or commodity contracts) against commission fees. Includes conventional and Islamic brokerage companies.

Companies that provide corporate finance services (investment banking) such as underwriting, advisory, mergers and acquisitions, and corporate restructuring services.

Companies specialized in the formation and management of capital and funds for other companies or individuals. They include companies that provide corporate finance, security and commodity brokerage, and asset management services.

Firms that invest, on behalf of clients, in privately-owned companies. Private equity investments include conventional and Islamic leveraged buyouts, venture capital, growth capital, distressed investments and mezzanine capital.

Companies that invest and manage pooled funds on behalf of of businesses and individuals, against fee charges, in addition to companies that provides them with related products and services. The industry includes portfolio management and mutual fund management companies.

Companies that act as agents and brokers between buyers and sellers of securities and commodities (such as stocks, stock options, bonds, or commodity contracts), in compliance with Islamic principles, against commission fees. Islamic companies do not invest in cmpanies and assets that are non-compliant with Islamic principles (such as companeis that deal with Alcoholic beverages, charge interest, and other activities).