The company "Rokor" was founded in 1994 on the basis of specialists of the Ministry of Electronic Industry. The company employs about 50 specialists, the company is headed by Igor Vasilyevich Alyabyev, Candidate of Technical Sciences. LLC "Rokor" works with more than 30 foreign companies located in 20 countries of the world and is engaged in the manufacture of products from single crystals of sapphire with a diameter of up to 250 mm grown by the Kiropoulos method and sapphire ribbons grown by the Stepanov method.