Investment Banking Company
A bank which is involved in aiding organizations in acquiring new funds, and suggesting them about different deal they might take part in, can be called an Investment Banking Company. Funds can be produced by selling stock of the company itself in the capital market, or find out investors who are interested in venture capital. Sometimes they themselves will invest in private equity, for a share in the company.
Apart from aiding funding, Investment Banking Companies include themselves in a lot of consulting. They study and evaluate the market conditions in order to prediction the best conditions for a company to make a public providing.