There are many semiconductor companies that focus on the different aspect of the companies. There are the companies that primarily assemble and test the semiconductor units that include: Amkor Tech, Tessolve, and UTAC. Fabless companies such as Actel, Broadcom, and ATI Technologies, choose to work on the design and selling while outsourcing the fabrication process. This fabrication process is dealt by Foundry semiconductor companies such as Powerchip Semiconductor, GlobalFoundries, and TSMC.