Abu Dhabi-based ADQ, France’s Veolia Middle East, and KSA’s Vision Invest will acquire Adnoc Refining’s waste management operations, Adnoc Refining announced on Thursday. The consortium will own and operate two waste management plants built to treat and dispose of waste produced from Adnoc’s oil and gas extraction and refining processes in Abu Dhabi, according to the statement. Adnoc Refining did not disclose the value or projected timeline for the transaction.

The buyers: Abu Dhabi’s sovereign wealth fund ADQ is a holding company with a portfolio spanning several industries ranging from sustainable energy to mobility and logistics. Vision Invest — previously known as Acwa Holding — is a Saudi Arabian holding company. Veolia Middle East is a resource management firm specializing in environmental services such as municipal water and wastewater treatment plants.

About Adnoc Refining: The refinery is a joint venture between UAE-owned Adnoc, Italian energy giant Eni, and Austria-based integrated oil and gas company OMV. The refinery was established in 1982 and is reportedly the world’s fourth largest single-site refinery where liquefied petroleum gas, unleaded gasoline, diesel, jet fuel, and other fuels are produced.