Kru Joo is skilled in traditional Muay Thai techniques and is fluent in both Chinese and English. He has trained many top-level Chinese fighters, including Jingliang Li of the UFC.

Kru Jacky started training in Muay Thai at the age of 13 and has since become one of the best trainers in the field. He is fluent in English and an exceptional coach. He is a former 65kg tournament champion and South Thailand champion, and he was also the pad holder for the legendary Lerdsila.

Kru Kwanchai is an expert in the Muay Femur style. He began fighting at the age of 8 and is a two-time Muay Thai champion. He was ranked number one in Northern Thailand and has defeated some of the best fighters in the country, including Pongsiri, Yodlekphet (six times), Rittewada, former ONE FC champion Capitan Petchindee, and many more.

Kru Boat started fighting at the age of 8 and became an Eastern Thailand champion. He is a Muay Femur specialist and has fought many champions, including Sangmanee Sor Tienpo, also known as “The Million Dollar Baby.”

Kru Noy is a four-time Muay Thai champion, holding titles as a two-time Northern Thailand champion and a two-time Max Muay Thai champion. Based in Buriram, Thailand, he has competed against some of the world’s top Muay Thai fighters, including Rittewada and current ONE Championship champion Superlek.

With over 13 years of experience, Kru Jack is a seasoned Muay Thai trainer and former Southern Thailand Champion. Throughout his career, he has trained numerous fighters and faced off against some of Thailand’s top champions, including Kanchai and Nopparat

KC is a co-owner and fighter at Yak Yai Muay Thai, with over 40 Muay Thai fights and many years of experience. She began her martial arts career as a 2nd Degree black belt in Taekwondo, earning a Junior Olympic Silver Medal. After 10 years in Taekwondo, she transitioned to Muay Thai, amassing 12 years of experience. KC is a two-time Southern Thailand champion, a former ONE FC fighter, and represented Team USA at the 2018 IFMA World Championships in Mexico.

Henry is a co-owner and fighter at Yak Yai Muay Thai, with over 18 years of Muay Thai experience and more than 40 fights. Throughout his Muay Thai journey, Henry has achieved significant accolades, including becoming an ISKA USA Champion, representing the USA at the 2018 IFMA World Championships in Mexico and the 2021 IFMA World Championships in Bangkok. He is also an IKF Tournament World Champion, a WKA World Muay Thai Gold Medalist, and a WKA World K1 Silver Medalist.