Assumption College Bangkok is the first school of the St. Gabriel's Brothers in Thailand. The schools have an extremely good reputation for providing Thai children with quality, well-rounded education. Perhaps Assumption College's greatest 'claim to fame' is the fact that four of Thailand's former Prime Ministers have graduated from the schools.

Assumption College Bangkok is a highly reputable school for boys. The Secondary and Primary schools of Assumption College Bangkok are located on different campuses in the heart of Bangkok. The Secondary and Primary schools each have an enrolment of approximately 3500 students.

The schools are very well equipped with very modern facilities including Computer Laboratories, Music Laboratories, Specialist Art and Craft Rooms, Libraries and a swimming pool.

The current Director of Assumption College Bangkok is Bro. Anant Prichavudhi. The Principal of the Primary School is Bro. Arun Methaset.