Celebrated for their commanding performances and the resonance of their rich, clear tone, Anastasia Belleza Gastelum (per/pers/they/them) is a Southern Californian mezzo soprano, vocal pedagogue, choral artist, and recitalist.
Having refined their artistry at prestigious institutions including the Baldwin Wallace Conservatory of Music, the Peabody Institute of Music, the Cleveland Institute of Music, and earning a Bachelor’s of Music degree from the Bob Cole Conservatory of Music, they’re thrilled to continue their studies by pursuing a Master’s in Vocal Pedagogy at Westminster Choir College, Rider University, starting in 2024.
Anastasia is drawn to pushing their technical abilities with Bach cantatas and is passionate about advocating for underrepresented voices in music. Additionally, Anastasia excels in regularly crafting innovative and personal solo recitals based around intriguing themes, which demonstrates their passion for creating unique musical experiences.
In 2025, Anastasia self-published their first album, Solace Beneath Infinite Sky, which involves renditions of Baroque and Classical music in collaboration with violin, cello, and clarinet inside a water tank known as The Tank Center for Sonic Arts. This can be found on various platforms such as Spotify, Apple Music, Tidal, and YouTube.
They find immense joy in the art of musical collaboration, viewing it as a transformative process that enhances both creativity and connection. Whether engaging in rehearsals, performances, or innovative projects, they cherish the opportunity to blend their unique musical voice with others, creating dialogue that resonates with listeners. Anastasia believes that through collaboration, they not only expand their artistic horizons but also cultivate meaningful relationships within the musical community, fostering a shared passion for bringing music to life in its most vibrant and authentic forms.
Their past and ongoing collaborations with distinguished ensembles such as Choral Arts Initiative, Terpsichor, Jouyssance, Vox Obscura, Exilio, C3LA, Tonality, Long Beach Camerata Singers, San Diego Pro Artes Voices, and 8TPS, demonstrates their dedication to exploring diverse musical expressions. They currently hold a position on the C3LA Board as the DEI Chair.
Their career as a Choral Artist has taken them to renowned venues such as Carnegie Hall, Severance Hall, and Walt Disney Concert Hall. Additionally, Anastasia's participation in summer programs, including the Northwestern Bach Academy and the SoCal Chamber Music Workshop, has served to enrich their artistic perspective.
Anastasia finds joy in their unwavering commitment to musical excellence. Coupled with their dedication to authenticity and collaboration, they are fast emerging as a compelling figure in the realm of vocal performance.