In July 2020, Dr. Adel Shirazy & Dr. Aref Shirazi founded STS holding together with my elder brother. In the first 3 years, this company only focused on the exploratory study of metal resources (gold, copper, iron, barium, and chromium), semi-metals (germanium, silicon), and non-metals. (marble, travertine, alabaster, feldspar) in the territory of IRI; Detailed study of business policies, and creation of operational-engineering chain, as well as the provision of the required equipment were also on the agenda. From the fourth year of establishment, STS started operations for exploration and extraction of mineral deposits. Currently, STS Holding is a producer of copper and iron ore, barite, marble and alabaster in Iran. 

STS Knowledge-based holding co.

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STS Knowledge-based holding co.

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