Siam Advanced Services Recruitment Company Limited (SAS) was established on May, 1999 to operate as a manpower recruiting agency for international markets originally focusing on Asia market but later on the business has expanded to worldwide with aim and capability to supply Thai manpower to part of the world where Thai worker are needed.

Since its establishment, which considerably for many years of operation, SAS has built up know-how and reputation to supplying Thai whom chosen by way of screening, testing and selection to the requirements and satisfaction of employers.

SAS 's head office has been located at Udon Thani Province the north-east of Thailand where hard working labour-force are so obtainable, with branch office at Bangkok Metropolis, capital of Thailand.