Celebrating the Universal Language of Music

Current Project: Wonderland written by Gregg de Castrofeat. Jenisa. Single Release Date: 1/1/24. Learn More Here.

Welcome to Greggʻs Studio

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 Gregg de Castro received his music education at Mount St. Mary’s College and Boston University with studies in voice, trombone, music theory and orchestration. He studied and sang under the great choral conductor and educator Paul Salamunovich. Gregg is a 25 year vocal student of Maestro Seth Riggs and is a Seth Riggs Associate Voice Teacher, having received his teaching certification directly under the private instruction of Seth.

Gregg has spent 40+ years in the music industry and 20+ years in teaching - and he is still performing and creating music. He continues to share his knowledge with his students, from beginners to industry professionals, and young and old alike.

Some of his teaching and performance credits include:

  • Teaching: Current voice & music teacher at Gregg de Castro Music Private Studio; Current Music Teacher at Kamakani Komohana Polynesian Dance School; Current Voice Teacher at Clifton's Dance Project; 4 Years as a Faculty member at The Orange County School of the Arts
  • Performances: National Anthem at the Staples Center, Disney TV & Red Carpet Events, Warner Bros, KTLA 5, Catalina Island Ballroom, MGM Hotel Vegas, Kingdom of Tonga, Tahiti, Samoa, Hawaiʻi, Europe
  • Recording: 6,000 Miles from Rock and Roll, Catalogue No. 1, Celebrate With Kisses: A Holiday Album  - Albums on Spotify, iTunes, Amazon Music, and most streaming platforms
  • Song Writing Credits: Valentino Tango (Helen Schneider) / RCA-Windsong; Me, Myself, & I (Afterbach) / Columbia-ARC; Trouble in Dallas (The Regulators) / Polydor
  • Radio: LA Island Radio, KPFK's "Change Makers", 2 Number One Hits famously played on different radio stations across American Samoa (O Motu O Fiafiaga, Manatua Samoa)

Located in Huntington Beach, but online lessons are available.

Gregg's Music

utilizing the universal language of music

Catalogue No. 1
album by Gregg de Castro

Remastered American folk-pop songs from 1979 telling original stories reminiscent of Jim Croce, Cat Stevens, and memorable story-tellers of that era.

STREAMING ON: Spotify, iTunes, Amazon Music, Rhapsody, and most streaming services.

6,000 Miles from rock and roll

album by Gregg de Castro

Original folk-rock songs with musical influences from Hawai'i, South Africa, Mexico, and America (reminiscent of Paul Simon).

Musical genres that tell the story of the heart's journey across different cultures, locations, and generations.

STREAMING ON: Spotify, iTunes, Amazon Music, Rhapsody, and most streaming services.

collabs with Jenisa

Musical Collaborations with his daughter Jenisa

"Wonderland," written by Gregg de Castro, feat. Jenisa – RELEASE DATE 1/1/24

"Pirate Eyes,"written by Gregg de Castro, feat. Jenisa

"Measure of a Man," written by Gregg de Castro and Sky Faye, feat. Jenisa

YouTube Livestream Performances by Gregg and Jenisa

MORE ON: Gregg de Castro Music YouTube Channel / Spotify, iTunes, Amazon Music, Rhapsody, and most streaming services.

"From the inside out: a nEW yORK vOCAL SHOWCASE"

Live performance on: 9/24/23

Alongside Gregg's originals, this NYC event featured professional singers and performers, as well as a surprise for our audience . . . in the spirit of aloha!

From the Inside Out is a showcase designed to give JdC Voice singers an opportunity to share what is inside (joy, excitement, stories, etc.) with the outside.


Voices in the Sky (Original) https://youtu.be/NAqTfnzzboE

I Love You (Original)  https://youtu.be/OOI81dC9ZMk

Kolokea (Original) & Hawaiian Hula https://youtu.be/iab5jyOMiUU

Learn to play music with ease

Most people think it's difficult to learn to play music. It doesn't always have to be!

Get fun tips and tools on piano, guitar, and singing, and learn more about Gregg through his social media.

INSTAGRAM: @greggdecastromusic
FACEBOOK: Gregg de Castro Music

YOUTUBE: Gregg de Castro Music

Celebrate with kisses: a holiday album

album by Gregg de Castro

This unique holiday album presents a traditional Christmas with an island twist – with influences from Hawai'i, Tahiti, and the Polynesian Islands.

Alongside Gregg, this album also features the vocal talents of Denise de Castro-Kelton, Ruby Viloria, & Jenisa de Castro.

STREAMING ON: Spotify, iTunes, Amazon Music, Rhapsody, and most streaming services.

Gregg's friends


A deeper look at Gregg's current partners and affliliations.

Kamakani Komohana Polynesian Dance School

Gregg is a co-founder of Kamakani Komohana, alongside his wife Jene'a, and  he teaches voice, ukulele, and to'ere (Tahitian drums) at the school. He also directs the music for all of the student and professional productions.

"Kamakani Komohana is a 501(c)3 non-profit organization, incorporated in 2003, whose mission is the promotion and preservation of Polynesian culture, music, and dance, serving the community through the artistic activities of classes, workshops, and performances."


Clifton's Dance Project

Gregg is the main voice teacher to the students at Clifton Dance Project.

Clifton Dance Project prides itself in "Developing strong technique in the art of dance while enhancing the dancers' connection to the music and the art form."


LA Island radio

Gregg has performed on LA Island Radio numerous times promoting his music and events, and talking with host and friend, Mylay. Listen daily to hear Gregg's music play in the rotation!

"Welcome to LA Island Radio Broadcasting Network daily radio shows Monday – Friday Live from 7am – 9am bringing you the best classics in Pacific Island music along with mainstream hits. We cater to all ages and its good for Da Ohana’s! "


kpfk's "Change makers"

Gregg previously worked as a Musical Engineer for KPFK Radio's weekly radio show titled "Change Makers" with organizer and friend Jeff Lebow.

"Change Makers features interviews with grassroots activists who have organized projects and programs to make life better in their communities. Change Makers not only shines a light on their efforts but explores how they made it happen. In this way we hope to help listeners understand the power they have to make positive change where they live."




current project


Wonderland is a song written by Gregg de Castro, and sung by his daughter Jenisa de Castro. Originally written for a musical based on the story of Alice in Wonderland, this R&B-Pop classic celebrates the joy of slowing down and awakening to the wonder that is seen through the eyes of a child. Reminiscent of a musical fusion of Norah Jones, Alicia Keys, Corrine Bailey Rae, and Etta James!

Acoustic Single Release Date: 1/1/24

Available on: Spotify, Apple Music, Amazon Music, and most streaming platforms.

Preview the song at the video below!

A 10 Episode YouTube Series utilizing the universal language of music, storytelling, and discussion to create harmonic solutions for humanity.




per 30 min

  • Get 20% off your first lesson! Pricing negotiable on a case-by-case basis.


per 30 min

  • Get 20% off your first lesson! Pricing negotiable on a case-by-case basis.


per 30 min

  • Get 20% off your first lesson! Pricing negotiable on a case-by-case basis.



Thank you to everyone Gregg has worked with and learned from.