Staff Directory

Head of School | Associate Music Director, Intermezzi and Sorella

Natascha Bach attended Bismarck State College and the University of North Dakota. She has been teaching for 20 years. Natascha has enjoyed teaching all levels, Kindergarten through 12th grade. She has spent 13 years teaching at the elementary level, four years working with middle school students, and, most recently, six years at the high school level.

Director of Choral Studies

Andrew Brown, (Bachelor of Music La Sierra University, Artists Diploma Hartt Conservatory, Master of Music Holy Names University), a leading Kodály-based choral and instrumental conductor, has returned to Pacific Boychoir Academy where he is starting his first season as the Music Director for the day school, having previously conducted after-school choirs.

Founder, Artistic Program Director

Marcia Roy is a founding member of Pacific Boychoir Academy. She holds a Master of Fine Arts in music from California State University, East Bay, and has been the organist at Montclair Presbyterian Church in Oakland for over 20 years. Formerly, Ms. Roy served as choral conductor at Holy Names High School in Oakland and the San Francisco Girls Chorus.

Founder, Artistic Director Emeritus

Kevin Fox has been involved with boychoirs since the age of eight. He holds degrees in music (with Honors) and economics from Wesleyan University, Connecticut, where he studied voice with tenor Wayne Rivera, conducting with Mel Strauss, composing with Neely Bruce, and received the Lipsky Prize for outstanding scholarship in choral studies.

Associate Music Director, Minstrels

Stella Brown is one of the founding music teachers of Pacific Boychoir Academy. She has a Masters in Early Childhood Music Education with an emphasis in Kodály techniques from the Hartt School of Music at University of Hartford, Connecticut.

Associate Music Director, Cantori & Trouveres

Steve Blum studied at California State University, Long Beach (Bachelor of Music degree in jazz piano) and California Institute of the Arts (Master of Fine Arts in jazz piano). Mr. Blum has been involved in the choir world for many years as a choral singer, director, and accompanist. Mr. Blum directs the Cantori and Trouvere after-school ensembles, and teaches music classes at the day school.

Associate Director, Continuum

Jonathon Hampton has been with Pacific Boychoir Academy since 2004 and directs the elite, high school, a cappella group, Continuum. He has previously conducted the training choir of the day school and managed the organization's outreach efforts of discovering, diversifying, and developing talented young musicians and connecting with the community.

Associate Music Director, Prelude

Carmen Trefil has been a music teacher in the San Francisco Bay Area since 1995, specializing in early childhood music education. She has a degree from BEM Institute for Early Childhood Education, four years of training in the Kodály method, and 20 years of teaching experience in private and public schools, music studios, and special education classes.

Vocal Instructor

Rita Lilly is familiar to audiences in oratorio, recital, and opera, but most notably for her performances of baroque and early music. She has been lauded by The New York Times for “possessing a voice of strength, clarity, and virtuosity” and by the S.F. Classical Voice for “having a pure, silvery voice with plenty of color.” Ms.

Science & Physical Education

Leo Knudtson graduated from University of California, Berkeley with a major in geography and a minor in education. After college, he received a Certificate of Permaculture design from the Occidental Arts and Ecology Center.

Humanities (English & History)

Bethany Edstrom is an educator with experience as a teacher, department chair, administrator, and dorm parent in independent schools. Her education includes a Bachelor of Arts degree in literature and creative writing from Dartmouth College and a Master of Fine Arts degree in creative writing from the University of Arkansas.


Swecha Thulasi obtained her Bachelor of Science degree in mathematics with a minor in physics from California State University, East Bay. She spent a few years working on a research project, a dark matter detection experiment, and published a sub-project in her research. Since then, she has taught math and physics at Bay Area high schools.


Nathaniel Solley grew up in Berkeley and earned his bachelor's degree at UC Berkeley, Phi Beta Kappa with a double major in Classical Languages and Geography. When he's not teaching, he plays in two indie rock bands, guitar in Faucet, and bass in another yet to be named band.


Cedric Elevancini is from Chile, where he studied electronic engineering at the University of Tarapaca, Arica. In 1991 he moved to the United States, attended Los Medanos College and graduated with honors with a Certificate in Recording Arts, Sound Engineering. There he was hired as Recording Arts Teacher Assistant, College Audio Technician, Math and Spanish tutor.

Administrative and Development Director

Johanna Ortis has worked for her entire career as a bookkeeper and operations manager for non-profits, most recently at MyPath (powering youth potential, seeding economic mobility) in San Francisco and SAGE (Sustainable Agriculture Education) in Berkeley.

Director of Admissions, Recruiting & Outreach

Janelle (McCuen) Geistlinger earned her Bachelor of Fine Arts at San Francisco State University in advanced film production with an emphasis on direction and cinematography. She ran an independent film production company for 11 years, later focusing on still photography, which proved to be a better complement to parenthood.