The Biggest Construction Companies are rated on the basis of their annual revenue, the number of projects, international reach and size of workforce. The industry reports also tend to judge companies on the basis of the total value of contracts and completed infrastructural projects. Such companies as China State Construction Engineering Corporation and Vinci are always at the top of the list because of their big portfolio and international activity. Rankings can also take into account innovation, sustainability practices, and financial stability. These indicators can be used to identify the companies that are leading the world construction industry and are major players in development projects.