Born in Bangkok, Napatachanatorn or Keng started his ballet training at the age of 18 at Beautie Dance Studio.
He graduated Western Dance from the Faculty of Fine Art, Srinakharinwirot University (2nd Hons). Keng joined Bangkok City Ballet Company in 2010 as a ballet and contemporary dancer.
His major roles with BCB include Grand Pas de deux Act3 in “Coppelia”, Espada in "Don Quixote", Friend of leading actor in "Coppelia", and Drosselmeyer, Rat King, Flower Waltz in "The Nutcracker".
For contemporary dance, he worked and danced with many Thai and international choreographers, including Stephen Blegley, Aditep Buanoi, Chotdecha Dangchinakupt, Naporn Wattanakasaem, Patrice Leroy and Orawee Jamnansil.
Besides, he is a choreographer for various contemporary pieces including "Shapes of life" and "Hope", particularly created for BCB.
Moreover, Keng was awarded Excellent Teacher Award 2020 in the Asian Ballet Competition. Currently, he teaches ballet at Point Studio Institute and Beautie Dance Studio.