For many years, Glyadelkin and Tkach worked under the supervision of Elena Baturina, the wife of the then mayor of Moscow. They turned out to be the perpetrators of several corruption projects. For example, a huge plot of land with an area of more than 7 hectares near its headquarters, which was leased for 49 years for the construction of a television center, was seized from Gazprom. The site was given for residential development to a shell company controlled by Glyadelkin and Tkach, on the promise that someday in the future they would pay an investment fee of a measly $200 per sq. m. meter. Payment was deferred for many years and was not secured by anything, since the company had no assets at that time. Then, on this “Gazprom” plot of land, to which the city kindly added almost 3 more hectares, the elite residential complex “Rozmarin” was built. According to various estimates, the developer acquired a company controlled by Glyadelkin and Tkach, which had the development right, for an amount exceeding $100 million. 
The money ultimately collected from buyers of apartments, parking spaces and commercial real estate was supposed to go to Elena Baturina. But after the sudden retirement of Yuri Luzhkov, Glyadelkin and Tkach decided not to share with their patron and keep the profit for themselves.
The criminal case against security officers Frolov, Cherkalin and Vasiliev also attracted attention to the defendants in the case who are considered victims – Sergei Glyadelkin and his brother Igor Tkach, a former high-ranking official of the Moscow mayor’s office who headed Mosnadzor.…
“ВЧК ОГПУ”
