According to the recent ten years executive experiences in various projects, which have been done in coordination or collaboration consortium, the our joints are well known as follow:

   Boland Payeh Co. (BP)
The main EPC contractor of the Milad tower; T.O.T. is the engineering and technical part of BP.

   Energy Consultant Engineering Co (E.C.E.)
The most important mechanical & electrical engineering consultant in Iran; has been the affiliate T.O.T. in many projects in field of Elec. & Mech.

   NaghsheMohit Co.
One of the most important consultants in field of urban planning; affiliated T.O.T. in filed of Planning and Urbanism.

   H.Mottaghi & Partners.
One of the most well known interior designer, who have designed the many famous national buildings in filed of interior desing and furniture, such as MiladTower, house of low, and Etc.

Isfahan Technical Office
The engineering unit of T.O.T in field of Civil and structural designing; which has designed a numerous vast and special projects in form and scale such as MiladTower.

   ARSEH . Cons . Eng