The IQ-quarter (Russian: IQ-квартал) is a mixed-use complex composed of two skyscrapers and a high-rise located on plot 11 in the Moscow International Business Center (MIBC) in Moscow, Russia with a total area of 201,430 m2 (2,168,174 sq ft). The skyscrapers are named Towers 1 and 2, with the latter being the tallest, and the high-rise just known as the IQ-quarter hotel or Tower 3. Construction of the complex began in 2008 and finished in 2016.