Portals play a key role to link companies with their customers and suppliers.
Here we will present examples of cooperative portals

COVISINT

uses a portal infrastructure for cooperation in the automotive industry
Major manufacturers: DaimlerChrysler, Ford, Mitsubishi Motors, Delphi, Lear Corporation, Visteon and hundreds of suppliers are working together in a common infrastructure. The automotive industry is the first industry to exploit portal technology to support their development and supply chains. 
                  

MACIF

A large, non profit insurance company providing community services for their customers. A very interesting business model supported by portal technology, Latest news: MACIF has stopped the special portal based services to customers. Obviously the project was nor successfull. The portal is operated now much like a conventional web site

Employee Portals in the Automotive Industry DaimlerChrysler Employee Portal