Benny F. Sumarta is one of the senior piano coaches at D’Jazz Music Indonesia and has been part of the institution since its early establishment. With years of experience teaching students across various age groups and skill levels, he has built a strong reputation for his ability to guide both beginners and advanced learners with clarity and consistency. His background as an active jazz musician enriches his teaching approach, allowing him to integrate solid technique with practical musicality, improvisation skills, and stylistic understanding. Benny’s long-standing presence in D’Jazz has contributed significantly to shaping the school’s learning culture, and his mentorship continues to support many students in developing their confidence and musical identity.

Julian Abraham Marantika is a seasoned jazz piano instructor with over fifteen years of teaching experience. His professional interests span jazz performance, music theory, electroacoustic music, and synthesizer studies, allowing him to bridge traditional and contemporary approaches in his instruction. He earned his Bachelor’s Degree in Performance from Institut Musik Daya and later completed his Master’s Degree in Artistic Creation at Institut Kesenian Jakarta. Julian is also a former recipient of the 4th JGTC Rising Stars Award in 2010 and participated in the 2018 Pekan Komponis Indonesia held by the Jakarta Arts Council with his electroacoustic composition titled “Terjaga.”

Juan Alexander Mandagie is a professional jazz pianist, music educator, and an accomplished producer, arranger, and music director from Indonesia. In addition to his active career as a performer and creator, he serves as a music lecturer at Pelita Harapan University and also provides private instruction for developing musicians. As a music producer, Juan has collaborated with notable Indonesian artists such as Vina Panduwinata, Hedi Yunus, Moneva, and Canti Tachril. His work also extends into the film industry, contributing to the musical production of the feature film Akhirat.

Lana Tiffanie is an Indonesian pianist, composer, and songwriter known for blending jazz, traditional, and electronic elements into a distinctive sound. While studying Jazz and Pop Performance at Pelita Harapan University, her composition “Abditory” won first place in a national jazz competition and was later performed at the Ubud Village Jazz Festival 2022. She also received the Best Music Composer award at Festival Teater Jakarta Barat for over twenty original works. In 2025, Lana released her debut EP EITHER/OR, exploring womanhood and adulthood through experimental jazz and electronic soundscapes.

Sheryl is an Indonesian pianist, composer, and educator with a diverse background in performance and collaboration. Her six-month residency at Legato Jazz Club and appearances at Legato Jazz Camp in Jazz Gunung Bromo and the Jazz Summit Festival have enabled her to perform with many respected jazz musicians across Indonesia. She has worked with artists such as Rara Sudirman, Naomi Olivia, and Seby, and was the pianist for the 2024 Pelantikan Anggota DPR talk show event. During her studies at Universitas Pelita Harapan under Sri Hanuraga, she became a finalist in the 2024 Papandayan International Jazz Festival with her original composition “Amanti.” Her broad experience continues to shape her passion for teaching jazz, classical, and church piano to students of all ages and skill levels.

Alice Grace is a pianist, composer, and songwriter from Indonesia. After completing her undergraduate studies majoring in Jazz and Pop Piano Performance in 2017, she pursued further education in music at Berklee Online. In 2021, she obtained professional certification in Composition and Orchestration for Film and TV. She has released an instrumental album and singles under her name and in collaboration with other artists. Now she works as an independent music artist, and content creator, as well as a session player and keyboardist for Franky Kuncoro and The Repeats. Since 2024, she is also endorsed by KORG.

Mery is a pianist, composer, and educator from Jakarta, Indonesia. A graduate of the Master’s program at Daya Indonesia Music Institute (2009), she has been active since 2010 in creating works for chamber ensembles, orchestras, and big bands, performed at venues such as Salihara Theater, Java Jazz, and Serambi Jazz. Her orchestral works have been featured by the Jakarta City Philharmonic and Bandung Philharmonic. From 2015 to 2025, she served as Academic Director at Sjuman School for Music Education. Currently, Mery works as a session player, arranger, and producer, while developing her own piano studio program that integrates Classical and Jazz approaches to cultivate individual sound and expression.

Shaney Aurelia is a dedicated vocal instructor and performer, trained at LASALLE College of the Arts in Singapore. Specializing in musical theatre, she brings a strong foundation in storytelling, vocal technique, and expressive performance to every lesson. She also teaches pop, R&B, and jazz, helping students explore a wide range of styles while developing healthy vocal habits, versatility, and confidence. With her supportive and dynamic teaching approach, Shaney empowers each singer to unlock their strongest, most authentic voice.

Yasinta Haris graduated from Jazz and Pop Vocal Performance in the Conservatory of Music Pelita Harapan University. She had studied under with Sarita Wurangian, Cassia Agata, and Josephine Polim. In 2015 she joined a female acapella group Voxcom. In 2017 they won 2 gold medals and were qualified for grand prix in Acapella category in Bali International Choir Festival 2017 & 2018. The group also won the International Category of The A Cappella Championships Singapore 2019. They had released cover singles and a Christmas EP on digital streaming platforms. As a singer songwriter, Yasinta Haris released her single “Rasa” in 2022. She is currently teaching at UPH Conservatory of Music vocal department while pursuing her Master Degree in Educational Technology.

Almira is a singer-songwriter, vocal and piano coach. She was living in Los Angeles, California when she started her music journey. She graduated from Universitas Pelita Harapan Conservatory of Music and took the piano as her main instrument. Music has always been a part of her life, and she dare to share this magic with her student. She teaches our Monthly Regular Course and Hobby Course.

Tessa Prianka studied at Elfa's Music School and Universitas Pelita Harapan Conservatory of Music. She and her ensemble reached the top five in the MLD Jazz Project. Since 2017, Tessa has contributed to Laring Kolektif and performed in events like Pekan Komponis Indonesia. She was an assistant composer and performer in the short opera film "BANE." Recently, Tessa performed at the Southeast Asian Golden Age Symphony in Singapore and directed vocals for Netflix and Disney productions.

Diana Sutradewi started her passion in singing at the age of 12 as a vocalist on a band, choir and orchestra. She then pursue her singing journey by taking Vocal Contemporary on Pelita Harapan University, and graduated on 2013 under the vocal guidance of Ivonne Atmojo, Delima Simamora, Indra Aziz, Andrea Miranda & Cassia Agata makes her vocal technique versatile on singing Jazz, Classical Opera, Musical Theatre and Pop.

Amel is a music teacher, a part-time music teacher in music schools. She has over the years experience as a Music and Vocal Teacher. Have a solid background in Bachelor 1 in Music Art, and Post Graduate in Educational Science at Pelita Harapan University. She teaches our monthly Regular and Hobby Course.

Since August 2021, Nadia Delarosa has volunteered with the Worship & Production team at The Collective Church, Jakarta, leading worship, mentoring vocalists, and directing service flow for regional events. Previously, she worked as Vocal Director and Music Composer at Bumble Bee Studios (2018–2024), directing sessions for commercial projects and collaborating with leading Indonesian artists including Afgan, Rizky Febian, Lyodra, Tiara Andini, and Raisa, with clients such as Unilever, Google, Mitsubishi Motors, and Hyundai. From 2022 to 2023, she also served as Artist Development & Production Coordinator at Inspire Official and Invasion, providing vocal coaching, directing performances, and managing artist development and releases.