JURYS

Agastya Rama Listya

Agastya Rama Listya completed his doctoral degree in ethnomusicology from Otago University, New Zealand, in 2018. He is currently the Dean of the Faculty of Language and Arts at Satya Wacana Christian University (2022-2027). Agastya teaches The Introduction to Choral Conducting, Choral Conducting, Two and Three-Part Tonal Counterpoint, and Choral Literature at the Music Department.

Agastya is the artistic director of Lux Aeterna Vocal Ensemble (LAVE), established in 2015. Under Agastya’s direction, LAVE participated in the 34th Takarazuka International Chamber Chorus Contest in Takarazuka, Japan, and won the third prize in the Mixed Voice Choir category. Since 2018, Agastya has directed LAVE for some annual concerts, i.e., Lux Aeterna Goes to Japan (2018), Gloria (2019), Festival of Christmas (2020), Hope (2021), and A Christmas Potpourri (2022). As a choral composer, some of his works have been commissioned for Pesta Paduan Suara Gerejawi Tingkat Nasional, Pesta Paduan Suara Gerejawi Tanah Papua, Brawijaya Choir Festival, Satya Dharma Gita Choir Festival, and Lomba Paduan Suara Kategorial Persekutuan Kaum Bapa Sinode GPIB.

Agastya is the artistic director of the Satya Dharma Gita Choir Festival hosted by Satya Dharma Gita Choir from the Faculty of Law, Universitas Diponegoro; Soegijapranata Choral Festival hosted by Universitas Katholik Soegijapranata,and the Best Student Choral Festival hosted by Sekolah Penabur. Agastya is a committee member of Lembaga Pengembangan Pesparawi Nasional (2021-2026) and Persatuan Profesi Musik Indonesia (2021-2023). He sits on the board of advisors for Lembaga Pengembangan Pesparawi Daerah Jawa Tengah (2022-2027).

Agastya Rama Listya

 (Indonesia)

Susanna Saw

(Malaysia)

Susanna Saw

Susanna Saw is an active music educator promoting music and choral education in Malaysia. She obtained her Master in Music Education (Choral Focus) from Westminster Choir College, U.S.A. She is currently a lecturer and choir director at the Faculty of Music at the University of Malaya (UM) and the Malaysian Institute of Art (MIA), where she conducts the MIA Ladies Chorus, the Men’s Chorus and the Mixed Voices Choir. Both the Men and Ladies Choruses have won many gold medals and been category winners in various international competitions.

In 2007, Susanna established the Young Choral Academy in Kuala Lumpur, a venue for choral lovers to learn more about vocal and choral education. She was instrumental in bringing the Kodály Teachers’ Training Course to Malaysia to improve the standards of local classroom music teaching. She organized the 24th International Kodály Symposium in August 2019, in Kuching, Sarawak, Malaysia; through this, she hopes to bring more awareness of the Kodály teaching philosophy to the Southeast Asian region. During the pandemic, Susanna organized monthly Kodály Online Hangouts, bringing together music educators from around the world to learn, sing and stay connected. Susanna is also the Founder and Director of the Malaysian Choral Eisteddfod (MCE), which organised various symposium, national and international choir festival since 2002.

Since 2007, Susanna has been regularly invited by INTERKULTUR, Germany, to be a member of the jury for the Asia Pacific and World Choir Games. She has been appointed a member of the Working Committee for the Asia-Pacific Choral Council, under the auspices of the International Federation of Choral Music (IFCM). Susanna is also an active speaker at various music education events, promoting effective music teaching in the 21st century. She currently holds the position of Vice-President in the International Kodály Society, the World Youth and Children Choral Artists’ Association, and the Malaysian Association for Music Education. She is also a Board Member of the International Choral Conductors Federation (ICCF) and serves on the Advisory Board of CHORALSPACE, Germany.

Dr. Arwin Q. Tan

Dr. Arwin Q. Tan is associate professor of Musicology at the University of the Philippines College of Music. He is the choirmaster of Novo Concertante Manila, a chamber choir from Quezon City, Philippines. Arwin has led his choir to win first prizes in international choral competitions in Austria, China, Italy, Malaysia, Poland, Spain, and Thailand.

Tan has given workshops in many parts of the Philippines and Southeast Asia, and he has sat as juror in many national and international choral competitions. He chaired the Choir Category in the 2014, 2017, and 2023 National Music Competition for Young Artists (NAMCYA), and he served as the Music Director of the annual Civil Service Commission Government Choral Competition from 2015 to 2020.

In his younger years, he has sung with, and arranged some songs for the Philippine Madrigal Singers under Philippine National Artist Andrea O. Veneracion. He currently serves as the Music Ministry Coordinator of Christ the King Parish in Green Meadows in Quezon City, where his choir sings regularly for the 10:30 a.m. Mass every Sunday.

 

Dr. Arwin Q. Tan

 (Philippine)

Agustinus Bambang Jusana

 (Indonesia)

Agustinus Bambang Jusana

Born in West Java on April 9, 1970, Agustinus Bambang Jusana started to develop his skills in choral music as a member of Parahyangan Catholic University Choir, Bandung. He formally studied conducting and choral tutorial from Avip Priatna. He has been leading some choirs for more than two decades, among others Maranatha Christian University Choir, Bandung; Perbanas Institute Choir, Jakarta; Svara Deva Male Choir, Jakarta; Gadjah Mada University Student Choir Yogyakarta (as a guest conductor), Blue Singers Manado, Borneo Cantata Samarinda, and many more.  He has brought the choirs to achieve many awards in some prestigious competitions both national and international level, such as in Greece, Germany, Spain, Italy, Austria, Malta, Singapore, South Korea, and the United States of America.  Furthermore, he was awarded as the Best Conductor at an international choir competition in Riva del Garda, Italy in 2009.

He has been actively invited as a judge in choir competitions and to give choral clinics throughout Indonesia. His arrangements of Indonesian folksongs such as Yamko Rambe and Janger, have been performed by many reputable choirs.In 2016, along with Maranatha Choir, he is invited to perform at American Choral Director Association (ACDA) Conference, Western Division in Pasadena, California, USA.He also conducted Gadjah Mada University Choir, Yogyakarta in 23rd Malta International Choir Festival 2017, and managed to achieve the Grand Champion for Musica Profana Category, 1st place Musica Profana Category, and 2nd place Musica Sacra Category. On May 12-14 2018, has led Perbanas Choir Jakarta, to the 2nd Lorenzo De’ Medici International Choral Festival in Florence, Italy, and achieved Gold Diploma for Mixed Choir and Folklore Category.

 On June 6-8 2018, has led Blue Singers Manado to the 8th International Robert Schumann Choir Competition in Zwickau, Germany, and achieved Champion for Mixed Choir Category and Gold Medal for Musica Sacra. And on July 22-26 2018, had led Maranatha Christian University Choir to the 64th International Habaneras and Polyphony Competition in Torrevieja, Spain.On October 30, 2018 had led Paduan Suara Dewasa Campuran (Adult Mixed Choir) West Java Province to Pesparani Nasional I (The First National Catholic Church Music Festival) in Ambon, Indonesia and got the Champion. February 29th – March 2nd, 2019 attending the 60th American Choral Director Association (ACDA) in Kansas, USA. October 2019, attending Phillippine Choral Director Association Conference in Makati, Phillippine. Currently, he is active as a artistic director and judge both national and international choir competitions.

Aning Katamsi

As one of the leading Indonesian sopranos, Aning Katamsi consistently strives for her career in classical music and Indonesian Art Songs. She received her first training from her mother, Pranawengrum Katamsi, and continued to pursue formal education under Catarina W. Leimena and Lee Alison Sibley at Sekolah Musik Yayasan Pendidikan Musik (SM YPM). She then took part in vocal masterclasses from Ruth Drucker, Andrea Ehrenreich, Lee Alison Sibley, Adib Fazah, Rudolf Jansen, and Maria Bravo.

Alongside her singing, she also had classical piano training at SM YPM with Susiana A. Wibowo and Iravati M. Sudiarso. Currently, she teaches vocal and piano lessons in SM YPM and The Resonanz Music Studio.To this day, she still performs as a soloist in orchestra concerts and recitals in Jakarta. Recently, she had just held a vocal recital with fellow singer Joseph Kristanto as an expression of gratitude in career achievements at their golden jubilee.

She has received awards such as 1st Place at the Radio Star and Teen Television competition (1987) and 1st Place in Indonesian Art Song at the National Student Art Week (1991).In conjunction with her solo career, she is also the Principal Conductor of the University of Indonesia’s choir PARAGITA, in which they have received awards locally and internationally.Her respect for literacy is manifested by launching the 2008 ‘Indonesian Classics’ book, which is a compilation of Indonesian Art Songs composed by Binsar Sitompul, F.X. Soetopo, and Mochtar Embut. She then worked with the Jakarta Art Council as one of the editors of the 2011 book ‘A Guide to Indonesian Art Songs Pronunciation’ and the 2013 book  ‘Indonesian Classical Music Antology’.

Aning Katamsi

 (Indonesia)

Indra Listiyanto

 (Indonesia)

Indra Listiyanto

Known and respected as an international choral conductor and adjudicator, he is often invited to participate in national and international choir competitions and festivals. He had led some leading choirs in Indonesia, include ITB Choir, Unpar Choir and Susvara Choir. He had served regularly as adjudicator in ITB Choral Festival and University of Parahyangan Choral Competition, Karangturi International Choir Competition, and many others. He also served as an Artistic Director in The 1st ITB International Choral Competition and ITB National Choral Festival in 2010.

In April and May 2005 he served as adjudicator and choral workshop presenter for the Singapore Youth Festival – Central Judging of Choirs.

He and Magnificat Choir was invited to perform in the International Church Music Festival, Bern, Switzerland in June 2005, under the direction of Sir David Willcocks and Paul Leddington Wright.

Mr. Listiyanto has been invited to present a workshop on Indonesian music in the Hawai`i International Choral Festival in Honolulu, Hawai`i in April 2006.

In July 2006 he  led the ITB Choir to the 4th World Choir Games (Choir Olympic) in Xiamen, China; and achieved 2 Gold Medals and 2 Silver Medals.

In July 2009 he led the ITB Choir to the 48th International Choral Competition  “C.A. Seghizzi” in Gorizia, Italy and achieved : a Premio (winner) for one sub category of  Musica Contemporanea ; Rank 2 in Folksong sub category – and The 3rd winner of Folksong and Gospel Category ; and Rank 4 in Monographic Polyphony – Contemporary Music. And accordingly he led ITB Choir in Europe Concert Tour through several cities and several countries : Czech, Italy, Spain, and French.

In September 2011, he led the ITB Choir to the International Choral Competition in Arezzo, Italy and succesfully achieved The 1st Winner trophy in Folksong category; and rank 3 in Periodic Poliphony (contemporary) category.

He started SVADITRA – Bandung Chamber Choir in 2012. And in August 2013 Svaditra had been invited as a guest choir to perform with Philippine Madrigal Singers in their 50 years anniversary concert in Manila. And organized by Cultural Center of Philippines to do a concert tour in several cities in Philippines.

In July 2014, his MAGNIFICAT Choir was chosen and invited to participate in the 19th International Choral Festival en Provence & Aveyron, French.

He was invited to serve as a jury in the 1st and 2nd Singapore International Choral Festival  in 2014 and 2015.

On May 2016, he had invited as a speaker and to be the choral tutor of the “CHORALFEST 2016” organized by SAAT (STT Seminari Alkitab Asia Tenggara), Malang.

Petrus Wahyu

Experiencing choir for the first time was when he became a member of the high school choir. Learn Conducting self-taught by leading a church choir and attending training, seminars, symposiums and master classes under the guidance of Indra Listyanto, Prof. Andre de Quadros, Anne Charlotte Lundell. In 1990, began to lead the church choir, and then began to handle school choirs in the city of Semarang since 1992, as like as PL Bernadus Elementary School, PL Don Bosko Elementary School, PL. Xavier Elementary School, Domenico Savio Middle School, SMA Negeri 3, Satya Darma Gita Faculty of Law Undip. In 1997 founded Suara Surgawi Choir of Semarang Cathedral. Since 2005, has handled Karangturi Choir, and within 17 years, has produced achievements at national and international level competitions, including 2008 Champion in FPS ITB XXI in the Children B category, 2009 Champion in the Children Category and Gold Medal Equal Voices in A Voyage of Song , Penang Malaysia, 2010 Champion of Word Choir Games category Children in Shaoxing China, 2011 Champion Category Mixed Youth, Bogor Art Festival , 2012 Gold Medal of World Choir Games category children, Cincinnati USA, 2013 Champion Category Children 2nd Bali International Choir Festival, 2014 Champion in the Folklore category 5th Winter Choral festival Hong Kong, Champion of youth choir, equal voices category, SACYCF Bandung, 2015 Champion Junior High school category 2nd Fespas Penabur Jakarta, 2016 Bronze Prize Busan Choral Festival Korea, 2017 Champion teenager category and 2nd winner of Grand Champion 6th SDGNCF Semarang, 2018 Champion equal voices 12 years and below, Singapore International Choir Festival, 2nd place Children and Youth Category dan Folklore, spiritual and Gospel category of Rimini International Choral Competition Italy, winner Children and Folklore Category of 9th Isola Del Sole, Grado, Italy, 2019 1st place International Youth and Art Festival Malaysia as well as several times holding concerts.

Apart from Suara Surgawi Choir and Karangturi Choir, currently are also conducting PSM Sapta Gita Jaya Semarang University and Angelorum Domini Choir PSA Kevikepan Semarang Rayon Kota.Since 2000 has been the Art Director of FPS Semarang Cathedral, until the eighth event in 2023. And since 2011 has held and become the Art Director of the Karangturi International Choir Competition, a competition held by the Karangturi School every 2 years.

Apart from being active in directly handling choirs, currently, he is also an administrator for the Cathedral Church, Liturgy field, Choir and Psalmist Service Team and serves as head of the Training field at LP3KD Central Java which handles Catholic Pesparani.

Petrus Wahyu

 (Indonesia)

JUDGES

Agastya Rama Listya

 (Indonesia)

Agastya Rama Listya completed his doctoral degree in ethnomusicology from Otago University, New Zealand, in 2018. He is currently the Dean of the Faculty of Language and Arts at Satya Wacana Christian University (2022-2027). Agastya teaches The Introduction to Choral Conducting, Choral Conducting, Two and Three-Part Tonal Counterpoint, and Choral Literature at the Music Department.

Agastya is the artistic director of Lux Aeterna Vocal Ensemble (LAVE), established in 2015. Under Agastya’s direction, LAVE participated in the 34th Takarazuka International Chamber Chorus Contest in Takarazuka, Japan, and won the third prize in the Mixed Voice Choir category. Since 2018, Agastya has directed LAVE for some annual concerts, i.e., Lux Aeterna Goes to Japan (2018), Gloria (2019), Festival of Christmas (2020), Hope (2021), and A Christmas Potpourri (2022). As a choral composer, some of his works have been commissioned for Pesta Paduan Suara Gerejawi Tingkat Nasional, Pesta Paduan Suara Gerejawi Tanah Papua, Brawijaya Choir Festival, Satya Dharma Gita Choir Festival, and Lomba Paduan Suara Kategorial Persekutuan Kaum Bapa Sinode GPIB.

Agastya is the artistic director of the Satya Dharma Gita Choir Festival hosted by Satya Dharma Gita Choir from the Faculty of Law, Universitas Diponegoro; Soegijapranata Choral Festival hosted by Universitas Katholik Soegijapranata,and the Best Student Choral Festival hosted by Sekolah Penabur. Agastya is a committee member of Lembaga Pengembangan Pesparawi Nasional (2021-2026) and Persatuan Profesi Musik Indonesia (2021-2023). He sits on the board of advisors for Lembaga Pengembangan Pesparawi Daerah Jawa Tengah (2022-2027).

Susanna Saw

 (Malaysia)

Susanna Saw is an active music educator promoting music and choral education in Malaysia. She obtained her Master in Music Education (Choral Focus) from Westminster Choir College, U.S.A. She is currently a lecturer and choir director at the Faculty of Music at the University of Malaya (UM) and the Malaysian Institute of Art (MIA), where she conducts the MIA Ladies Chorus, the Men’s Chorus and the Mixed Voices Choir. Both the Men and Ladies Choruses have won many gold medals and been category winners in various international competitions.

In 2007, Susanna established the Young Choral Academy in Kuala Lumpur, a venue for choral lovers to learn more about vocal and choral education. She was instrumental in bringing the Kodály Teachers’ Training Course to Malaysia to improve the standards of local classroom music teaching. She organized the 24th International Kodály Symposium in August 2019, in Kuching, Sarawak, Malaysia; through this, she hopes to bring more awareness of the Kodály teaching philosophy to the Southeast Asian region. During the pandemic, Susanna organized monthly Kodály Online Hangouts, bringing together music educators from around the world to learn, sing and stay connected. Susanna is also the Founder and Director of the Malaysian Choral Eisteddfod (MCE), which organised various symposium, national and international choir festival since 2002.

Since 2007, Susanna has been regularly invited by INTERKULTUR, Germany, to be a member of the jury for the Asia Pacific and World Choir Games. She has been appointed a member of the Working Committee for the Asia-Pacific Choral Council, under the auspices of the International Federation of Choral Music (IFCM). Susanna is also an active speaker at various music education events, promoting effective music teaching in the 21st century. She currently holds the position of Vice-President in the International Kodály Society, the World Youth and Children Choral Artists’ Association, and the Malaysian Association for Music Education. She is also a Board Member of the International Choral Conductors Federation (ICCF) and serves on the Advisory Board of CHORALSPACE, Germany.

Dr. Arwin Q. Tan

 (Philippine)

Dr. Arwin Q. Tan is associate professor of Musicology at the University of the Philippines College of Music. He is the choirmaster of Novo Concertante Manila, a chamber choir from Quezon City, Philippines. Arwin has led his choir to win first prizes in international choral competitions in Austria, China, Italy, Malaysia, Poland, Spain, and Thailand.

Tan has given workshops in many parts of the Philippines and Southeast Asia, and he has sat as juror in many national and international choral competitions. He chaired the Choir Category in the 2014, 2017, and 2023 National Music Competition for Young Artists (NAMCYA), and he served as the Music Director of the annual Civil Service Commission Government Choral Competition from 2015 to 2020.

In his younger years, he has sung with, and arranged some songs for the Philippine Madrigal Singers under Philippine National Artist Andrea O. Veneracion. He currently serves as the Music Ministry Coordinator of Christ the King Parish in Green Meadows in Quezon City, where his choir sings regularly for the 10:30 a.m. Mass every Sunday.

Agustinus Bambang Jusana

 (Indonesia)

Born in West Java on April 9, 1970, Agustinus Bambang Jusana started to develop his skills in choral music as a member of Parahyangan Catholic University Choir, Bandung. He formally studied conducting and choral tutorial from Avip Priatna. He has been leading some choirs for more than two decades, among others Maranatha Christian University Choir, Bandung; Perbanas Institute Choir, Jakarta; Svara Deva Male Choir, Jakarta; Gadjah Mada University Student Choir Yogyakarta (as a guest conductor), Blue Singers Manado, Borneo Cantata Samarinda, and many more.  He has brought the choirs to achieve many awards in some prestigious competitions both national and international level, such as in Greece, Germany, Spain, Italy, Austria, Malta, Singapore, South Korea, and the United States of America.  Furthermore, he was awarded as the Best Conductor at an international choir competition in Riva del Garda, Italy in 2009.

He has been actively invited as a judge in choir competitions and to give choral clinics throughout Indonesia. His arrangements of Indonesian folksongs such as Yamko Rambe and Janger, have been performed by many reputable choirs.In 2016, along with Maranatha Choir, he is invited to perform at American Choral Director Association (ACDA) Conference, Western Division in Pasadena, California, USA.He also conducted Gadjah Mada University Choir, Yogyakarta in 23rd Malta International Choir Festival 2017, and managed to achieve the Grand Champion for Musica Profana Category, 1st place Musica Profana Category, and 2nd place Musica Sacra Category. On May 12-14 2018, has led Perbanas Choir Jakarta, to the 2nd Lorenzo De’ Medici International Choral Festival in Florence, Italy, and achieved Gold Diploma for Mixed Choir and Folklore Category.

 On June 6-8 2018, has led Blue Singers Manado to the 8th International Robert Schumann Choir Competition in Zwickau, Germany, and achieved Champion for Mixed Choir Category and Gold Medal for Musica Sacra. And on July 22-26 2018, had led Maranatha Christian University Choir to the 64th International Habaneras and Polyphony Competition in Torrevieja, Spain.On October 30, 2018 had led Paduan Suara Dewasa Campuran (Adult Mixed Choir) West Java Province to Pesparani Nasional I (The First National Catholic Church Music Festival) in Ambon, Indonesia and got the Champion. February 29th – March 2nd, 2019 attending the 60th American Choral Director Association (ACDA) in Kansas, USA. October 2019, attending Phillippine Choral Director Association Conference in Makati, Phillippine. Currently, he is active as a artistic director and judge both national and international choir competitions.

Aning Katamsi

 (Indonesia)

As one of the leading Indonesian sopranos, Aning Katamsi consistently strives for her career in classical music and Indonesian Art Songs. She received her first training from her mother, Pranawengrum Katamsi, and continued to pursue formal education under Catarina W. Leimena and Lee Alison Sibley at Sekolah Musik Yayasan Pendidikan Musik (SM YPM). She then took part in vocal masterclasses from Ruth Drucker, Andrea Ehrenreich, Lee Alison Sibley, Adib Fazah, Rudolf Jansen, and Maria Bravo.

Alongside her singing, she also had classical piano training at SM YPM with Susiana A. Wibowo and Iravati M. Sudiarso. Currently, she teaches vocal and piano lessons in SM YPM and The Resonanz Music Studio.To this day, she still performs as a soloist in orchestra concerts and recitals in Jakarta. Recently, she had just held a vocal recital with fellow singer Joseph Kristanto as an expression of gratitude in career achievements at their golden jubilee.

She has received awards such as 1st Place at the Radio Star and Teen Television competition (1987) and 1st Place in Indonesian Art Song at the National Student Art Week (1991).In conjunction with her solo career, she is also the Principal Conductor of the University of Indonesia’s choir PARAGITA, in which they have received awards locally and internationally.Her respect for literacy is manifested by launching the 2008 ‘Indonesian Classics’ book, which is a compilation of Indonesian Art Songs composed by Binsar Sitompul, F.X. Soetopo, and Mochtar Embut. She then worked with the Jakarta Art Council as one of the editors of the 2011 book ‘A Guide to Indonesian Art Songs Pronunciation’ and the 2013 book  ‘Indonesian Classical Music Antology’.

Indra Listiyanto

 (Indonesia)

Known and respected as an international choral conductor and adjudicator, he is often invited to participate in national and international choir competitions and festivals. He had led some leading choirs in Indonesia, include ITB Choir, Unpar Choir and Susvara Choir. He had served regularly as adjudicator in ITB Choral Festival and University of Parahyangan Choral Competition, Karangturi International Choir Competition, and many others. He also served as an Artistic Director in The 1st ITB International Choral Competition and ITB National Choral Festival in 2010.

In April and May 2005 he served as adjudicator and choral workshop presenter for the Singapore Youth Festival – Central Judging of Choirs.

He and Magnificat Choir was invited to perform in the International Church Music Festival, Bern, Switzerland in June 2005, under the direction of Sir David Willcocks and Paul Leddington Wright.

Mr. Listiyanto has been invited to present a workshop on Indonesian music in the Hawai`i International Choral Festival in Honolulu, Hawai`i in April 2006.

In July 2006 he  led the ITB Choir to the 4th World Choir Games (Choir Olympic) in Xiamen, China; and achieved 2 Gold Medals and 2 Silver Medals.

In July 2009 he led the ITB Choir to the 48th International Choral Competition  “C.A. Seghizzi” in Gorizia, Italy and achieved : a Premio (winner) for one sub category of  Musica Contemporanea ; Rank 2 in Folksong sub category – and The 3rd winner of Folksong and Gospel Category ; and Rank 4 in Monographic Polyphony – Contemporary Music. And accordingly he led ITB Choir in Europe Concert Tour through several cities and several countries : Czech, Italy, Spain, and French.

In September 2011, he led the ITB Choir to the International Choral Competition in Arezzo, Italy and succesfully achieved The 1st Winner trophy in Folksong category; and rank 3 in Periodic Poliphony (contemporary) category.

He started SVADITRA – Bandung Chamber Choir in 2012. And in August 2013 Svaditra had been invited as a guest choir to perform with Philippine Madrigal Singers in their 50 years anniversary concert in Manila. And organized by Cultural Center of Philippines to do a concert tour in several cities in Philippines.

In July 2014, his MAGNIFICAT Choir was chosen and invited to participate in the 19th International Choral Festival en Provence & Aveyron, French.

He was invited to serve as a jury in the 1st and 2nd Singapore International Choral Festival  in 2014 and 2015.

On May 2016, he had invited as a speaker and to be the choral tutor of the “CHORALFEST 2016” organized by SAAT (STT Seminari Alkitab Asia Tenggara), Malang.

Petrus Wahyu

 (Indonesia)

Experiencing choir for the first time was when he became a member of the high school choir. Learn Conducting self-taught by leading a church choir and attending training, seminars, symposiums and master classes under the guidance of Indra Listyanto, Prof. Andre de Quadros, Anne Charlotte Lundell. In 1990, began to lead the church choir, and then began to handle school choirs in the city of Semarang since 1992, as like as PL Bernadus Elementary School, PL Don Bosko Elementary School, PL. Xavier Elementary School, Domenico Savio Middle School, SMA Negeri 3, Satya Darma Gita Faculty of Law Undip. In 1997 founded Suara Surgawi Choir of Semarang Cathedral. Since 2005, has handled Karangturi Choir, and within 17 years, has produced achievements at national and international level competitions, including 2008 Champion in FPS ITB XXI in the Children B category, 2009 Champion in the Children Category and Gold Medal Equal Voices in A Voyage of Song , Penang Malaysia, 2010 Champion of Word Choir Games category Children in Shaoxing China, 2011 Champion Category Mixed Youth, Bogor Art Festival , 2012 Gold Medal of World Choir Games category children, Cincinnati USA, 2013 Champion Category Children 2nd Bali International Choir Festival, 2014 Champion in the Folklore category 5th Winter Choral festival Hong Kong, Champion of youth choir, equal voices category, SACYCF Bandung, 2015 Champion Junior High school category 2nd Fespas Penabur Jakarta, 2016 Bronze Prize Busan Choral Festival Korea, 2017 Champion teenager category and 2nd winner of Grand Champion 6th SDGNCF Semarang, 2018 Champion equal voices 12 years and below, Singapore International Choir Festival, 2nd place Children and Youth Category dan Folklore, spiritual and Gospel category of Rimini International Choral Competition Italy, winner Children and Folklore Category of 9th Isola Del Sole, Grado, Italy, 2019 1st place International Youth and Art Festival Malaysia as well as several times holding concerts.

Apart from Suara Surgawi Choir and Karangturi Choir, currently are also conducting PSM Sapta Gita Jaya Semarang University and Angelorum Domini Choir PSA Kevikepan Semarang Rayon Kota.Since 2000 has been the Art Director of FPS Semarang Cathedral, until the eighth event in 2023. And since 2011 has held and become the Art Director of the Karangturi International Choir Competition, a competition held by the Karangturi School every 2 years.

Apart from being active in directly handling choirs, currently, he is also an administrator for the Cathedral Church, Liturgy field, Choir and Psalmist Service Team and serves as head of the Training field at LP3KD Central Java which handles Catholic Pesparani.