Invictus International Programme (Cambridge pathway, ages 3-11) developed jointly by Invictus International School Singapore and Sathitpathum Demonstration School, Thailand.
Site never says "Invictus Education Group". Footer lists websites for SG, MY, HK, TH, KH without school names; counters show placeholder 0. Seed has Invictus Phnom Penh (invictus.edu.kh) - not confirmed as group member on this page.