Mamutcompany

 Rafsanjan Raj Company

Iran Steel Industries Co.

Partzazan Co.

Orum Sanat Saman Co.

 Part Sazi company

 VMKO company

 Sana Company

 Yazd Alloy Steel Co.

 Orum Trailer Co.

 Saipa Diesel Company

Khavar Company

 Pars Fanar Co., Ltd

 Zar Fanar Co.

 Mashad Revolutionary Guards Corps

 Galvanized bush company

 Persia Nima company

Bahman Diesel Company

Bahman Motor Co.

Azar Connect Co.

Hadid Company Innovative

Electro Steel Co.

MAP Municipality of Mashhad

Expanded steel company

Black Plow Co.

Isfahan Steel Company

SAPCO company

Mehvarsazan chichest Co.

Green Dasht Company

Partners of Arman Steel Bakhtar

Iran Khodro Diesel Co.

And other reputable Iranian and foreign companies.