OYO Architects' dramatic office with steel concrete converge, set in Ostend Harbour's industrial backdrop.

Steel and Concrete Converge: OYO Architects’ Striking Office Overhaul in Ostend Harbour

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Written by John Oliver

2026-08-14

Innovation Meets Industry in Ostend

In the picturesque port of Ostend, Belgium, OYO Architects has transformed a conventional warehouse into a cutting-edge operations center for the energy company Elia where metal and concrete merge in harmony. This architectural marvel perches a steel-framed office above a robust concrete base, mirroring the maritime platforms Elia uses for electricity generation.

OYO Architects designed the Elia service centre in Ostend harbour with modern lines.
OYO Architects designed the Elia service centre in Ostend

Where Materials Converge: A Harmonious Blend of Form and Function

The design cleverly separates the building’s dual functions. The ground-level warehouse, designed as a long and monolithic concrete block, contrasts with the elevated office space above. This is where the materials effectively combine, as the three-storey office structure is raised on steel columns, offering views across the Ostend docks and serving as a prominent company landmark.

The Elia service centre stands as a prominent landmark in the dynamic port area.
The service centre is a landmark within the working port

According to OYO Architects, “Our design concept strategically separates the primary functions, achieving a pure and maximally functional design.” The steel-framed office stands as a beacon on the landscape, perfectly embodying Elia’s visual and operational aspirations, demonstrating how thoughtfully elements are integrated in its construction.

A visually striking steel office block was elevated above an existing warehouse.
The steel office block was raised above the warehouse

Innovative Interiors with a Maritime Touch

The office’s interior spans open-plan spaces, a control room, and meeting areas on its lower floors, while a visitor center and viewpoint occupy the top level. The bold red steel framework is visible throughout, and a surrounding walkway provides a wrap-around balcony experience with striking views.

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Exposed steel structure prominently features throughout the modern office interiors.
The steel structure is visible throughout the offices

Adding to its maritime theme, the project incorporates recycled and reused materials. Designer Re-volt transformed old sea buoys into innovative entrance lights, while office carpets made from recycled fishing nets enhance the eco-conscious design. Additional nautical elements include acoustic panels crafted from seagrass and side tables embedded with seashells.

Office entrance artfully illuminated with repurposed sea buoys as unique lighting fixtures.
Sea buoys were used as lights in the office’s entrance

A Symbolic and Functional Masterpiece

The service center is described by OYO Architects as a “high-performance machine.” It boasts functional spaces with accessible entrances leading to a central hall, facilitating a seamless connection across the program. In this facility, where concrete and steel intersect, the design excellently mirrors Elia’s complex marine activities without directly imitating them.

Source: dezeen.com

Frequently asked questions

What did OYO Architects transform in Ostend?

OYO Architects transformed a conventional warehouse into a cutting-edge operations center for the energy company Elia in Ostend, Belgium.

How does the design of the office building stand out?

The steel-framed office stands above a concrete base, raised on steel columns, offering views across the Ostend docks and serving as a prominent company landmark.

What materials were reused in the office design?

Recycled and reused materials include old sea buoys transformed into entrance lights and office carpets made from recycled fishing nets.