Dr. Maria Theresa Vizconde-Roldan is an accomplished choral pedagogue and choir conductor. She graduated Summa Cum Laude with a Doctor of Musical Arts from Saint Paul University Manila Graduate School. She has also obtained a bachelor's degree, Cum Laude, and a master's degree from the University of Santo Tomas (UST) Conservatory of Music.

In recognition of her expertise, Maria has been invited to participate as a choral clinician and adjudicator at events in the United States of America, Europe, and Asia. Additionally, she has led master classes in conducting and holding lectures and workshops on choral performance and music education.

She is known for her choral method, GESTAPHOR and Groundwork for Part-Singing. Her choral works have been published, performed, and premiered at international choral festivals and competitions. Hal Leonard and Pavane in the USA published these works.

Maria and her husband Jude founded the Treble Choir Association of the Philippine to propagate Filipino choral music and strengthen the movement of children's choir performance and choral education in the Philippines. Under this association are the Young Voices of the Philippines and Kantabella, the scholar choirs conducted by Maria, who also serves as their artistic director.

In line with their advocacy, Maria and Jude arrange Filipino folksongs and write choral music. They have organized a series of workshops for conductors around Southeast Asia entitled "Groundwork for Choirs." They also launched a book, "Groundwork for Part-Singing", which contains a collection of short pieces to aid in developing foundational part-singing skills. To promote the Philippine choral music and Southeast Asian composers, Maria, in partnership with Muziksea, produced the Maria Theresa Vizconde-Roldan Choral Adventures Series. In carrying out this series, Theresa wanted to help composers and arrangers by supporting their works and producing choral literature.

Presently, Maria is the Vice President for Projects, Philippine Choral Directors Association since 2016 and President, Treble Choir Association of the Philippines since 2019. She teaches at the UST Conservatory of Music.

Kentaro Sato, Ken-P to his friends, is an award-winning composer, conductor, and lyricist. Born in Japan and trained in the United States, Ken-P is the orchestral and choral mastermind behind video game titles such as ELDEN RING, and DISSIDIA Final Fantasy series to name a few.

He has worked with renowned ensembles such as the London Symphony Orchestra, the Philharmonia Orchestra, the Sydney Symphony Orchestra, and the Czech Philharmonic to realize music for many films and media projects. In the concert choral music world, Sato is best known as the winner of the prestigious ACDA Raymond W. Brock Memorial Composition Contest for “Kyrie” from Missa pro Pace (Mass for Peace), which was premiered at the 2005 ACDA National Convention in Los Angeles.

He is also a frequent guest conductor and lecturer for various choral workshops and reading sessions around the world. He is a frequent guest conductor and lecturer for various choral and instrumental conducting and composition workshops and reading sessions around the world. Sato was born in Hamamatsu, Japan, a manufacturing city known for musical instruments. He received a Master of Music in Choral Conducting with Distinction and a Bachelor of Music in Media Writing from California State University, Northridge. In addition to his music degrees, he holds a degree in cinema from Santa Monica College.

Johan Rooze studied Piano and Conducting at the Utrecht Conservatory, the Netherlands. Later he went to the U.S. to specialize in Jazz Piano, Singing and Arranging.

He was founder and 23 years Musical Director of the Utrecht University Vocal Group “Dekoor”. They won many prices such as The Dutch Choir Festival, The International Vocal Group Festival and the “Idols for choir” TV show, “Korenslag” 2007 in the Netherlands. He was Conductor of the Utrecht Student Symphonic Choir and Orchestra. With these choirs he toured all over the world. Johan Rooze founded the “Dudok-Ensemble”, an outstanding Project Choir, conducted the monthly Bach Cantatas in Utrecht and was guest conductor with the National Radio Choir.

Furthermore he was Professor for Vocal Jazz, Conducting and Arranging at the Conservatories of Rotterdam and Alkmaar, a member of the board of Musical Advisors for the Dutch Royal Christian Music Association and Artistic Director for the International Choir Festival, Netherlands 2005.

In 2008 he moved to South Korea and teaches Choral Music and Jazz Piano at the Yeongnam University. He is musical director of a new Jazz Choir (Yaenoeul Jazz Singers) and in 2010 he founded the professional Daegu Students Choir. He is a frequent guest conductor with other choirs. Besides his choral work he is very active as a Jazz Pianist and Arranger. He works as Artistic Director for INTERKULTUR and is a frequently asked adjudicator, speaker and workshop-leader internationally.