About us
With over three decades of EPC expertise, CHC Engineering delivers reliable, end-to-end solutions for high-voltage transmission and substation projects — powering progress across Thailand’s energy infrastructure.
About Us
CHC Engineering Co., Ltd.
CHC Engineering Co., Ltd. is a trusted EPC contractor and total solutions provider for high-voltage power transmission and substation projects. Established in 1990, we bring over 35 years of specialized experience in the design, supply, construction, and maintenance of 115 / 230 / 500 kV transmission lines and substations across Thailand.
Our services encompass the full project lifecycle — including tower dismantling, erection, conductor installation, and stringing — delivered with precision and safety. CHC Engineering has been a long-standing partner to key national utilities such as the Electricity Generating Authority of Thailand (EGAT) and the Provincial Electricity Authority (PEA), consistently contributing to the country’s power infrastructure development.
Mission
We focus on delivering safe, efficient, and future-ready infrastructure that supports national development and clean energy transition.
Milestone
Key moments that define CHC Engineering’s growth
as a leading EPC provider in Thailand’s power sector.
1990 – Company Established
CHC Engineering Co., Ltd. is founded, specializing in high-voltage transmission solutions.
1996 – First Major
Project with EGAT
Secured and completed our first transmission line project for the Electricity Generating Authority of Thailand.
2006 – National Expansion
Completed projects in all regions of Thailand; expanded workforce and equipment capacity.
2015 – 500 kV Line Capability Achieved
Began engineering and constructing 500 kV transmission lines — a major technical milestone.
2020 – 30 Years of Service
Celebrated 30 years of continuous operations, with a strong portfolio of substation and transmission projects.
2024 – 35+ Projects & First International Expansion
Reached over 35 successful EPC projects nationwide and launched our first cross-border project in Laos.
CHC Engineering Co., Ltd. is founded, specializing in high-voltage transmission solutions.
Secured and completed our first transmission line project for the Electricity Generating Authority of Thailand.
Completed projects in
all regions of Thailand; expanded workforce and equipment capacity.
Began engineering and constructing 500 kV transmission lines — a major technical milestone.
Celebrated 30 years of continuous operations, with a strong portfolio
of substation and transmission projects.
Reached over 35 successful EPC projects nationwide and launched our first cross-border project in Laos.
Our Values
Building Critical Infrastructure with Precision and Purpose
We are driven by integrity, innovation, and a deep commitment to quality. Every project we undertake reflects our dedication to engineering precision, environmental responsibility, and client satisfaction.
Our values guide us in building infrastructure that is not only functional and efficient — but also sustainable and future-ready.
Powering Connectivity
We design and build transmission lines and substations that bring electricity to communities, industries, and growing economies — reliably and safely.
Enabling Renewable Energy Access
Our infrastructure supports the transition to cleaner energy by connecting solar and other renewable sources to national grids and end-users.
Client-Focused, Mission-Driven
We collaborate closely with clients and partners to deliver tailored EPC solutions that align with both commercial goals and environmental responsibilities.
Engineering Excellence
With decades of technical expertise, we deliver complex energy projects with precision, safety, and long-term reliability.
Future-Ready Solutions
We integrate sustainable practices and advanced technologies into every project — preparing energy systems for tomorrow’s demands.
Engineering Excellence
With decades of technical expertise, we deliver complex energy projects with precision, safety, and long-term reliability.
Powering Connectivity
We design and build transmission lines and substations that bring electricity to communities, industries, and growing economies — reliably and safely.
Enabling Renewable Energy Access
Our infrastructure supports the transition to cleaner energy by connecting solar and other renewable sources to national grids and end-users.
Client-Focused, Mission-Driven
We collaborate closely with clients and partners to deliver tailored EPC solutions that align with both commercial goals and environmental responsibilities.
Engineering Excellence
With decades of technical expertise, we deliver complex energy projects with precision, safety, and long-term reliability.
Future-Ready Solutions
We integrate sustainable practices and advanced technologies into every project — preparing energy systems for tomorrow’s demands.
Why choose Us
Powering Thailand with
Trusted EPC Expertise
Over 30 Years of Industry Experience
Comprehensive Turnkey Solutions
From design and procurement to construction and installation,
we offer end-to-end solutions tailored to each project’s needs.
Proven Track Record with EGAT and PEA
Our long-standing collaboration with the Electricity Generating Authority of Thailand (EGAT) and the Provincial Electricity Authority (PEA) is a testament to our reliability and performance.
Highly Skilled Engineering Team
Our engineers and technical personnel are trained, certified,
and experienced in complex power infrastructure projects.
Advanced Equipment and Technology
We utilize specialized machinery and tools to ensure efficiency,
accuracy, and safety in every stage of the project.
Nationwide Service Coverage
We have the capacity to operate in any region of Thailand,
including remote and challenging terrains.
Commitment to Safety and Environmental Standards
We strictly adhere to international safety protocols and environmental
regulations to ensure sustainable and responsible operations.
Trusted By The Industry Leaders
