Creating The
Next-Gen Industry
Since 1954, J de Jonge has been a trusted leader in EPC contracting, manufacturing and servicing. The company specializes in mechanical and piping systems, loading technologies, storage tank services and specialized industrial equipment.
As a family-owned company, we combine the expertise of a major business with a long-term commitment to every client. With decades of experience, we ensure the delivery of reliable, high-quality projects that are prepared to meet the challenges of tomorrow.
Our Expertise
& Piping
& Jetties
& Foundations
Mechanicalㅤ
& Piping
Mechanicalㅤ
& Piping
Loading ㅤㅤㅤㅤ
Technology
& Jetties
Loading ㅤㅤㅤㅤ
Technology
& Jetties
Storage ㅤㅤ
tanks
& foundations
Storage ㅤㅤ
tanks
& foundations
Specialtiesㅤ
Specialtiesㅤ
Our Expertise
Mechanical & Piping
From engineering to construction and beyond, we provide mechanical and piping services to support your industrial operations, both onshore and offshore.
Loading Technology & Jetties
Our loading services are focused on increasing the lifecycle, functionality and reliability of your loading equipment. We aim to improve efficiency and sustainability in your operations.
Storage Tanks & Foundations
We specialize in the design, construction, and maintenance of above-ground storage tanks and their foundations, optimizing storage capacity while prioritizing safety and sustainability.
Specialties
With advanced services in rotating equipment, heat exchanger equipment, and industrial automation, our specialties set the benchmark for innovation and performance.
Our Projects
m² Production capacity
Founded
+
Employees
+
Welding PQR’s
Countries
Why Choose J de Jonge for Your Industrial Operations?
End-to-End Solutions
From concept to execution, we handle every aspect of your project with in-house expertise and equipment, ensuring seamless delivery.
Proven Expertise
Decades of experience and a skilled engineering and construction workforce make us a trusted name in the energy sector.
Innovative Technologies
We embrace cutting-edge patented technology and techniques to improve efficiency, safety, and sustainability.
24/7 Support
Our team is always ready to provide maintenance and emergency services, minimizing downtime for your operations.
End-to-End Solutions
From concept to execution, we handle every aspect of your project with in-house expertise and equipment, ensuring seamless delivery.
Proven Expertise
Decades of experience and a skilled engineering and construction workforce make us a trusted name in the energy sector.
Innovative Technologies
We embrace cutting-edge patented technology and techniques to improve efficiency, safety, and sustainability.
24/7 Support
Our team is always ready to provide maintenance and emergency services, minimizing downtime for your operations.
Global Presence, Local Strength
Our global presence ensures unmatched expertise and reliable service delivery across continents, strengthening our commitment to excellence and innovation worldwide.