Main Customers Arkan Looleh Hamedan company's main customers are: Petrochemical goods Oil and Gas ploitationGachsaran Regional Water Hamedan Regional Water Kermanshah Hormozgan Water and Wastewater Khuzestan Water and Wastewater Fars Water and Wastewater Kermanshah Water and Wastewater Rural Water and Wastewater Golestan Fars Agriculture (Khorambyd) Fars Agriculture (Eghlid)