Keo turned to music and started from guitar after being taught by his senior footballer friend who was also a musician.
[1] He membered Carabao until their 10th album Haam Chot Khwaai (ห้ามจอดควาย, "No Buffalo Parking") in 1990 when he left the band.
In this album, there was one song that he sung Sanya Na Fon (สัญญาหน้าฝน, "Rainy Season Promise"), with lyrics by Aed Carabao.
[1] In 2001, he was the producer for Sip Lor, a rock band with Chulachak Chakrabongse or Hugo as lead singer.
His daughter is Kirata Promsaka na Sakon Nakhon or Ki was a member of Niece, teen pop duo that active in late 1990s under Dojo City in the network of Bakery Music.