In the 1990's and 2000's he took an active part in the restoration of the Russian cosmetic industry. Having created a new cosmetic brand, production in the capital region and numerous workplaces at the factories, he was actively engaged in perfumery and cosmetic activities for many years.

Alexander Korshunov is one of the first Russian entrepreneurs to implement a new format of Multi-Level Marketing sales for the Russian consumer in the perfume and cosmetics market, having united numerous brands from all over the world and organized production of most of them in Russia.

Korshunov was at the origin of the Perfumery and Cosmetic Association of Russian. In 1994-2004, he took an active part in law-making related to the perfumery and cosmetics market, actually creating the field of activity in which numerous Russian brands now exist.

Alexander Korshunov was one of the entrepreneurs who contributed to the inclusion of the Perfumery and Cosmetic Association of Russian in the European Cosmetic and Perfumery Association, thanks to which many Russian companies were able to represent their interests at the international level.

Korshunov is a Vice-President of the Moscow Association of Entrepreneurs, as well as a member and participant of the Association of Exporters and Importers. He was awarded a medal for active assistance in the work of the Moscow Association of Entrepreneurs.

After 2010, Korshunov engaged in production, supply and active promotion of food products to foreign markets, working with numerous Russian brands. Then he started to produce his own ready-made breakfast products for Russian and international markets under the Verestovo trademark. Having developed his own recipe and adapted it to the needs and taste preferences of Russian citizens, Alexander Korshunov is still successfully developing his production in his country as a commercial director of RusProdExport company.