STP&I Public Company Limited is a Thailand-based company engaged in steel fabrication work and the manufacture of boilers and pressure vessels. The Company and its subsidiaries operate two business segments, which are fabrication work for construction and industrial purposes, and sale of construction machines, services of machinery and maintenance. Its products include steel structures, piping fabrication, process modules and other fabrication steels, such as tanks, pressures, vessel boilers and others. It provides steel structures for heavy industries, such as power plants, refineries, high-rise buildings, roof structures, bridges, elevated highways and airports. The Company also provides engineering services in detailed design of steel-to-steel connection. It owns and operates production facilities in Chonburi and Rayong provinces. Its subsidiaries include STIT Company Limited and STP&I Services (STPS) Company Limited.

Construction

Services

STP&I PCL

The Bangkok City office focuses on HR and marketing operations, supporting regional business growth in Thailand.

Bangkok City

Masthawin Charnvirakul

HR STPI

Arisara Charnvirakul

This department focuses on identifying growth opportunities, building strategic partnerships, and driving revenue initiatives.

Business Development

This department oversees the inspection and assurance of product quality throughout the manufacturing process.

STP&I PCL

Org chart

Teams

Business Development

Quality Control

Offices

STP&I PCL

Org chart

Teams

Business Development

Quality Control

Offices

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