Google is a company.
A conglomerate is the combination of two or more corporations engaged in entirely different businesses that fall under one corporate group , usually involving a parent company and many subsidiaries . Google . Google , Alphabet 's leading subsidiary , will continue to be the umbrella company for Alphabet 's Internet interests . Initial public offering . Initial public offerings are mostly used by companies to raise the expansion of capital , possibly to monetize the investments of early private investors , and to become publicly traded enterprises .