In order to focus more on the issue of renewable energy, an independent unit was created within Sangarkar company called Solarkar. Solarkar, with the participation and cooperation of Solarhart Australia, transferred technology and produced various types of flat plate collectors and solar water heaters and implemented several projects throughout the country, and in 2013, Solarkar unit became fully independent from Sangarkar as Solarkar Mehr Company. was registered The factory of this company was established in Semnan industrial town and the production lines of low pressure and high pressure solar water heaters were launched in it.
Although with the political changes in the government, its governance policies in support of renewable energy and optimization of energy consumption were stopped and sometimes reversed, but Solarkar Company has continued on its way to continue the correct path of energy consumption optimization and in In addition to the production and supply of various types of solar water heaters, it also included the supply of solar and wind power plants in its portfolio of products and services.