Lea Zantinge completed the Opleiding Docent Muziek in The Hague at the former Hogeschool Helicon in 2013. She has sung in various choirs since childhood, and has sung in the National Women's Youth Choir, among others.
She works at the Nationale Koren as a teacher for the youngest children in the teaching places Amersfoort and Utrecht. She teaches music to preschoolers and is attached to the Free School in Dietzenbach, Germany, where she accompanies the middle and upper school choir on their choir and orchestra tour.
She is also active in the Human and Music Foundation to encourage new music impulses and organize conferences. She provided workshops, among other things, on singing with young children. She is currently active in projects for schools, focusing on the importance of good music education in elementary school.