What contemporary and team-based organizational structures are companies using?

"In recent decades, companies have begun to expand beyond traditional departmentalization methods and use matrix, committee, and team-based structures. Matrix structures combine two types of traditional organizational structures (for example, geographic and functional). Matrix structures bring together people from different functional areas of the organization to work on a special project. As such, matrix organizations are more flexible, but because employees report to two direct supervisors, managing matrix structures can be difficult. Usually members of the same department who meet regularly to suggest ways to improve operations and solve specific problems. The complete redesign of business structures and processes in order to improve operations. Teams without formal supervision that plan, select alternatives, and evaluate their own performance. A network of independent companies linked by information technology to share skills, costs, and access to one another’s markets; allows the companies to come together quickly to exploit rapidly changing opportunities. The groups that share resources and coordinate efforts to help members better perform their individual jobs. Like a work group but also requires the pooling of knowledge, skills, abilities, and resources to achieve a common goal."