FASSAN Group was founded in 1972 as a joint venture with the French multinational Entrepose group. Over the past four decades Fassan has built a strong track record of successful projects in various industrial sectors. 

In 1983, considering the development of the pipeline projects and Gas distribution network in Iran and the necessity for a fully equipped pipe coating field, TANGUIRAN CO. was established. Tanguiran is highly involved in pipe coating and producing pipe coating materials. The company has already coated thousands of kilometres of pipes in its own plants and supplied the coating materials for many pipeline projects, including South Pars phases.

Since two years, the company counts numerous achievements and innovations in the field of roofing materials. Tanguiran is the first manufacturer of asphalt SHINGLES in Iran, under the brand name ORIBAAN. With these complementaries activities, the two brands could claim they are part of the leader of roofing and waterproofing solutions in region.