- Italian-Thai Development Public Company Limited
Thai construction, trading and manufacturing group operating in Thailand and elsewhere in Southeast Asia.
- Pro-Plan Group
The construction, interior design and consulting company.
- Siam Pantech Engineering Co., Ltd.
Design, engineering and installation of electrical and air-conditioning systems for industrial and residential buildings.
- Stewart Engineers Limited.
Civil engineering consultants. Expert opinion on structural, tunneling, building, contractors claims. Litigation, mediation, arbitration assistance. Project and construction management.
- Tomaryk Design (Thailand)
A professional design company specializing in architectural, interior and landscape design and project management consultancy services.