The US’ CB&I, which worked as the project management consultant on the project, says the plant is operating.

The shareholders in the company are National Polypropylene Company, Dar Chemicals, Abdul Rahman Saad al-Rashid & Sons, and Khalid al-Raji, all local, Vinmar Group and CB&I, both of the US, Belgium's Domo Group and the Islamic Development Bank Infrastructure Fund (MEED 3:3:06).

APPC completed a SR1.67bn ($446m) initial public offering in December 2006, as part of the kingdom’s requirement that a petrochemicals project receiving feedstock from Saudi Aramco must offer shares to the public.