This book brings approaches on Science and Technology Parks as complexes of economic development, managed by specialized professionals who aim, among other purposes, to provide the productive sector with technological infrastructure, such as incubators, libraries, laboratories, qualified personnel, events and physical facilities, focusing on technology-based companies, the access of technological infrastructure, innovation, entrepreneurship, science and technology public policies and the innovation ecosystem. It also illustrates how companies should behave in entrepreneurship and innovation processes, notwithstanding how they react to the different rules of distribution of scientific and technological resources in a Science and Technology Park.