About us
RJ Supply and Service Co., Ltd. (RJ-SS) was established in 2004 in Bangkok, Thailand.
Our specialized expertise in project management services is facilitated through collaborative agreements for business development and exploration of new technologies with our business partners both locally and internationally.
We have over 500 employees, both Thai nationals and international staff. We operate across Bangkok, Laem Chabang in Chonburi and Rayong.
We aspire to lead in customer service excellence and stand as the preferred choice for businesses seeking reliable support.
Join us on our journey, and let’s grow together.
RJ-SS has a team of experts to provide consultation and guidance in business operations, engineering services, and technical services related to the petroleum industry such as oil and gas, petrochemicals, rail transportation, electric vehicle manufacturing, and telecommunications. Our team is well-equipped to provide comprehensive support and solutions in these industries.
RJ-SS Group affiliated companies
Brave Engineering Ltd.
- Food Analyzer
- Safety Product
- Railway System
- Lab Solution
RJSS (Thailand) Ltd.
- Fixed Gas & Flame Detection
- Process Analyzer
- Emissions /CEMs analyzer and system
- System Integrator
- Calibration Gas
RJSS Construction Ltd.
- Electrical & Instrumentation
- Mechanical / Piping
- Civil
