Global Silicon did not achieve commercial success, the investors decided to close the company in 2006 citing lack of sales traction.

In 2005, Global Silicon received further investment of £5.7 million (GBP) from a consortium of investors made up of MTI, Quester and Celtic House.

Additional DSP effects were created as was a User Interface (UI) layer that could easily be customised for the majority of consumer audio applications.

Patents created by the company were: In December 2006, the board decided to close the business and a buyer was sought for the IP, stock and assets.

The timing of the closure was also at a pivotal point in the consumer audio market, with Compact Disc equipment sales falling and being replaced with products such as the iPod.