Structural Engineering & Certified
Container Modifications
Engineering and fabrication of containerized technical systems
for demanding industrial and offshore applications.
Specialised in structural engineering and certified ISO container modifications for energy, industrial and critical infrastructure projects across Europe.
What We Do
Engineering & Modifications
Structural redesign, load analysis and verification of ISO container systems.
ATEX & Hazardous Areas Systems
Container solutions adapted for explosive and regulated environments.
CSC Recertification & Compliance
Certified structural modifications, compliance support and documentation handling.
Energy & Infrastructure Platforms
Technical enclosures for transformer, gas and BESS-ready systems.
Certifications & Compliance
POLKONT operates under certified production and welding quality systems for structural steel fabrication and engineered container modifications.

Quality system certifications issued by TÜV SÜD
Certification documents are available upon request for project qualification and tender procedures.
Why Polkont
01
20+ Years of Technical Experience
We design and modify ISO container systems for industrial and energy applications.
Our experience combines structural engineering, controlled fabrication and regulatory compliance.
02
Engineering-Led Approach
Every project begins with structural analysis and verification.
We do not adapt containers — we engineer them.
Engineering decisions define the solution — not limitations of the container.
03
Compliance & Certification Focus
ATEX compliance and CSC recertification are embedded into our engineering process from day one.
Documentation and verification are prepared alongside the technical design.
04
Built for Demanding Environments
Designed for long-term outdoor operation in industrial and energy infrastructure projects.
Built to withstand harsh climates and demanding site conditions.

CASE STUDY
CSC-Recertified Hazardous Materials Container Engineered for Antarctic Deployment
CSC-recertified hazardous materials container featuring ATEX installation, integrated spill containment and thermal insulation — verified for Antarctic deployment. Delivered under full CSC and hazardous materials compliance.
CSC Recertified • ATEX Installation • Integrated Spill tray • Thermal Insulation • Extreme Climate Deployment
Industries We Serve
Engineered container systems for demanding industrial sectors.
01
Offshore
Equipment containers for offshore platforms and marine installations.
02
Energy
Technical enclosures for power, grid and energy infrastructure.
03
Construction
Mobile technical units for demanding site environments.
04
Industrial
Containers adapted to support concentrated loads, mounted equipment and dynamic operational forces.
05
ATEX Zone
ATEX-compliant electrical systems and certified structural modifications.
All container systems engineered and manufactured in compliance with EN ISO 3834-3 and EN 1090-1.
Typical Container Applications
Engineered container systems for demanding industrial and infrastructure environments.
Frequently Asked Questions
What types of container systems does POLKONT engineer?
POLKONT engineers technical container systems for industrial, energy, infrastructure and hazardous-area applications, including custom structural modifications and integrated equipment enclosures.
Can existing shipping containers be structurally modified?
Yes. Existing ISO containers can be modified for industrial applications. Depending on the scope, projects may require structural verification, certified manufacturing and CSC recertification.
What is EN ISO 3834-3?
Yes. Existing ISO containers can be modified for industrial applications. Depending on the scope, projects may require structural verification, certified manufacturing and CSC recertification.
Does POLKONT provide certified manufacturing?
Yes. POLKONT operates under EN 1090-1 and EN ISO 3834 certified production systems supporting structural steel fabrication and engineered container modifications.
Do you work with international clients?
Yes. POLKONT supports industrial projects across Europe, providing engineering documentation and communication in English.
Which industries do you serve?
We deliver engineered container systems for energy, industrial processing, water treatment, utilities, offshore and hazardous-area applications.
