The TNSO under the direction of Alexander Sladkovsky is the first Russian regional orchestra recorded by Medici.tv and Mezzo channels. In 2016, for the first time in the orchestra’s history it gave concerts during a European tour in the Brucknerhaus (Linz) and in the Golden Hall of Musikverein (Vienna). In December 2018, the TNSO and Maestro Alexander Sladkovsky made the first tour in China and in 2014 (Japan) and 2019 (France) the orchestra conducted by Alexander Sladkovsky performed at the La folle journée festival. One of the concerts of this festival in Nantes in 2019 was recorded and broadcasted by ARTE.
In 2012 Sony Music and RCA Red Seal released a three CD album entitled “Anthology of music by composers of Tatarstan” and a CD “Enlightenment”. In April 2014, the TNSO under the direction of Alexander Sladkovsky performed at the UNESCO headquarters in Paris at the ceremony, where Denis Matsuev was awarded with the title of “Ambassador of Good Will”. In the 2014/15 concert season, Alexander Sladkovsky with the TNSO performed at the Bolshoi Theater of Russia during the concert, dedicated to the 10th anniversary of the Crescendo festival, and in Saint Petersburg within the first orchestra’s subscription at the Mariinsky Concert Hall.
In 2016 in cooperation with the Melodiya record label several global musical projects were realized: the recording of three symphonies of G. Mahler (Nos. 1, 5, 9) and also recordings of all symphonies and concertos of D. Shostakovich. In spring 2020 recordings of all Tchaikovsky's symphonies and concertos will be released by the Sony Classical label.
In 2016, Alexander Sladkovsky was awarded the prize “Conductor of the Year” by the national newspaper The Musical Review and “Person of the Year in Culture”, according to the magazine Delovoi kvartal and the online newspaper Business Online. In 2019, Alexander Sladkovsky has been awarded the Sergei Rachmaninov International Award in the nomination "Special Project in the Name of Sergei Rachmaninov" for special attention to his legacy and organizing the Sergei Rachmaninov International Festival "White Lilac" in Kazan.
In the concert season 2018/19 Tatarstan National Symphony Orchestra under the direction of the artistic director and chief conductor, People’s Artist of Russia Alexander Sladkovsky became the first regional orchestra, which performed within its own Subscription at the Moscow State Philharmonic Society.