INT Design School is a short-course design school near BTS Ekkamai offering professional-level training in interior design, landscape and garden design, furniture design, and product design, as well as software courses in AutoCAD, 3ds Max, and SketchUp. Courses run for approximately two months at one day per week, with Saturday, Sunday, and weekday schedule options available. Class sizes are kept small (4–6 students) to allow for individual attention, and no prior design experience is required. Private one-to-one classes are available for those needing flexible scheduling or deeper focus.

Courses are taught in both Thai and English, making the school accessible to international students. Graduates receive post-course consultation support. Located within walking distance of BTS Ekkamai.