- Khatam al-Anbiya Headquarters
- Niroogostar Institute (Tehran Head Office)
- Eftekhari Wood Industries
- Sima Choob
- Tehran District 2 Water and Wastewater Company and its service areas
- Tehran District 5 Water and Wastewater Company and its service areas
- Tehran District 6 Water and Wastewater Company and its service areas
- Omran Sanat Company
- Iran Arvin Company
- Pars Mehr Steel Company
- Shahid Shoorideh Specialized Medical Center
- VAM Company
- FANAP
Inspection and Assessment Projects
Inspection of earthing systems, cranes, lifts, escalators and tanks