 | Certificate for Contracting Competency |
 | Industrial Activity Certificate |
 | Member of Iran Society of Engineering Design Assembly |
 | Water and Wastewater Treatment Syndicate |
 | Engineering and Technical License |
 | Certificate of Registered Taxpayers |
 | ISO 9001:2008 Certificate |
 | ISO 14001:2004 Certificate |
 | OHSAS 18001:2007 Certificate |
 | HSE-MS Certificate |