The school has 300 students, both boys and girls from 3 to 18 years of age, currently[when?]

ISS was founded in 2007 under its old name of Bluewater by former Headmaster, Mr. Jeremy Lees, a UK Qualified Teacher, ISI International School Inspector and former British Army Officer and Helicopter Pilot.

Mr Lees remains President of the Board of Governors.

ISS is accredited by Education Development Trust (EDT) & International School's Quality Mark (ISQM), formally known as CfBT.

ISS is an accredited Cambridge International Examinations Centre (CiE), Pearson EdExcel Examinations Centre, and member of ISAT (International Schools Association of Thailand).