Short answers, pulled from the story.
The Government of Moscow proposed a radical transformation for an industrial quarry east of the Third Ring Road in 1992. This area became the foundation for what is now known as the Moscow International Business Center.
PJSC City Company acts as the managing entity for the complex since December 1994. By early 2014, Solvers Group led by Oleg Malis owned the company responsible for its management.
Federation Tower East/Vostok became Moscow's tallest structure at 374 meters with 101 floors upon completion in 2017. OKO complex reached 354 meters with 85 floors by 2015 while Evolution Tower rose to 246 meters across 55 floors by 2014.
Three urban rail stations now serve the area including Moskva-City on both the Moscow Central Circle and D4 lines. Testovskaya station on the D1 line is expected to be renamed after reconstruction while a third Delovoy Tsentr station opened in 2018 before closing in 2024.
On the 2nd of April 2012, fire erupted on the 67th floor of Federation Tower East/Vostok during construction. Twenty-five firefighting units and four helicopters from the Moscow Aviation Center spent four hours extinguishing the blaze without injury.