Offshore topside foundations

Robust substructure engineering for offshore platforms and substations.

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How we can support?

KCI Offshore Engineering delivers end-to-end structural solutions for offshore topside substructures. From early feasibility and concept studies through to full detailed design, we provide end-to-end offshore engineering services. Backed by 40+ years of expertise in jackets, monopiles, tripods, gravity bases, and more, we deliver certified, site-specific foundation solutions. Our proactive involvement safeguards structural integrity, optimises interfaces, and ensures seamless coordination at every stage of your project.

We support you through:

  • Certified detailed-design packages, fully optimised for efficient fabrication
  • Insightful concept and feasibility studies
  • Seamless interface management with topside designers, T&I contractors, cable contractors and other stakeholders
  • Fabrication and installation support
  • Structural integrity checks for existing assets

Sales pitch

Whether you are looking for strategic guidance or turnkey engineering solutions, we are here to help.

Designing the backbone of offshore platforms: safe, efficient, and tailored to perform. KCI has a proven track record in substructure design, built on more than four decades of offshore engineering experience. We specialise in robust, buildable, and cost-effective substructures that meet the highest technical standards across industries from offshore wind and hydrogen to traditional oil & gas.

As an independent and multidisciplinary organisation, KCI is known for its agility, technical depth, and open collaboration. We bring structure and clarity to complex offshore projects, ensuring strong interfaces, practical engineering, and reliable delivery.

Topside substructure capabilities

Our topside substructure engineering capabilities include:

  • Jacket, tripod, mega-pile and monopile substructure design
  • Fatigue, stability, and strength analysis
  • Lifting, transport, and installation engineering
  • Structural re-assessment of existing platforms (brownfield)
  • Interface coordination with topside modules
  • Design of access platforms, support frames, and appurtenances
  • Compliance with NORSOK, DNV, API, and other relevant standards

We support platforms across various applications:

  • Offshore substations (AC/DC)
  • Hydrogen production units
  • CCS injection platforms
  • Traditional oil & gas platforms

Why KCI?

At KCI, we approach every topside substructure challenge with technical depth, practical insight, and a collaborative mindset. We deliver value through smart engineering, timely execution, and a transparent, no-nonsense working style.

Contact

Want to learn more? Let's talk about your next topside foundation project

George Mendes Furtado
Head of Topside Foundations

Erik Berkman
Section Head

Why KCI

Why our clients continue
to choose for KCI

Experienced
Decades of offshore engineering experience
Transparent
Transparent communication and collaborative project approach
Strategic
Strategic integration with leading fabricator Sif
Agile
An agile and highly responsive team
Capable
Strong monopile design capabilities

Curious what we can do for
you? Get connected

Focus areas

Looking for something else?
Check out our other focus areas

Other areas

In addition to our strategic focus areas, we continue to apply our offshore engineering capabilities to a variety of other areas. These include offshore topsides (offshore green hydrogen, offshore substation topsides & carbon capture), offshore equipment and observation wheels.

Offshore decommissioning

Engineering safe, efficient, and sustainable removal of offshore assets.

Offshore WTG foundations

Structural design for offshore wind monopile foundations.