Milena Uvalieva is a prominent figure in Bulgarian folk music and has been performing as a soloist with the "Pirin" Folk Ensemble in Blagoevgrad, Bulgaria, for over thirty years. Over the years, she has showcased her unique vocal technique and exceptional artistry, winning numerous national and television music competitions. As a soloist with the “Pirin” Folklore Ensemble, Milena Uvalieva has given thousands of concerts around the world, promoting Bulgarian folk music and culture on an international scale.

Gergana Stambolieva has been a singer for forty years. For thirty years, she has worked professionally as a choir artist with the “Pirin” Ensemble. She has performed countless concerts both in Bulgaria and on international stages. In 1996, she released a duet album with a colleague.

Kamelia Grigorova has been on stage for thirty-three years, spending thirty of those years with the “Pirin” Ensemble. Her albums released with her colleagues have always achieved popularity.

Mariana Manoleva has been working as a teacher of folk singing and chamber music at the “Neofit Rilski” South-West University in Blagoevgrad since 2007. Her two solo albums of Macedonian songs have been well received by fans.

Velichka Spasova has been singing for thirty-five years. For thirty years, she has been actively performing as a choir member with Blagoevgrad's "Pirin" Ensemble. She views her role as an honor and serves Bulgarian folklore traditions with great love and dedication.