In 2016-2019, Tatiana worked as a staff accompanist at Cleveland Institute of Music and Baldwin Wallace University, and as a rehearsal and performance pianist with Cleveland Opera Theater. Recent productions included Traviata, The Rake's Progress, The Barber of Seville, Madame Butterfly, The Threepenny Opera, The Marriage of Figaro, etc. She also worked as a pianist at Oberlin in Italy program (Arezzo, Italy) in the summer of 2018.

Since first moving to the D.C. area in 2014, Tatiana has been working as a pianist accompanist with the Potomac Vocal Institute and actively performed in the D.C. Metropolitan area accompanying singers and instrumentalists.

Tatiana Loisha studied at the Belarusian State Academy of Music, Minsk, Belarus, where she graduated with a BA in piano performance and a graduate degree in collaborative piano. Tatiana is a winner of the Shostakovitch competition (St. Petersburg, Russia, 2001), International Competition for Young Pianists (Brest, France, 2002), and also a winner of contests for singers and pianists duets in Vilnius, Lithuania, 2006; St. Petersburg, Russia, 2006; Kazan, Russia, 2007.

Tatiana collaborated with well-known vocalists, Yuri Gorodetski, Oksana Volkova, and Ilya Silchukov to name a few. The collaboration embraced preparing for and performing at international competitions, i.e. Queen Elisabeth Competition, Operalia, BBC Cardiff Singer of the World, and Montreal International Musical Competition.