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Sener, through its subsidiary Quark, is a global reference in data centers engineering. With more than 450,000 m² of IT rooms, over 100 facilities designed worldwide, and more than 600 MW of IT power delivered, our experience proves our ability to create infrastructures that are reliable, scalable, and sustainable. In a world where data drives competitiveness and innovation, we ensure that every facility we design anticipates technological, environmental, and business challenges.
We provide consulting, engineering, architecture, project and construction management, and commissioning.
Our engineering ensures that resilience is balanced with innovation. We embed redundancy systems (Tier III and Tier IV standards), advanced cooling strategies, and modular growth capacity. At the same time, we integrate sustainability criteria such as renewable energy supply, high-efficiency cooling, and materials optimized for circular economy. This combination makes our data centers robust and future-ready, aligning business continuity with environmental responsibility.
Sener combines multidisciplinary engineering with deep sector knowledge to deliver state-of-the-art data centers. We adapt designs to local regulations, climates, and client strategies, whether for hyperscale, colocation, or enterprise projects. Our track record includes landmark facilities such as the 500 MW Stoneshield Data Center in Cantabria (Spain), as well as international expansions through subsidiaries in Portugal and Australia. These references illustrate our ability to manage large-scale, mission-critical infrastructures.
We follow a rigorous, step-by-step methodology. In consulting, we define strategy, site selection, and feasibility studies. During design, our multidisciplinary teams integrate architecture, civil engineering, mechanical and electrical systems, and digital infrastructure. In implementation, we oversee procurement, construction, and commissioning with strict quality and safety protocols. Finally, in operation, we support clients with monitoring systems, maintenance strategies, and upgrades that keep facilities aligned with rapid digital growth.
Every data center project is conceived to optimize efficiency across its lifecycle. By unifying design, construction, and operation under a single vision, we ensure that facilities meet their performance goals from day one and remain adaptable over time. Our lifecycle approach reduces operating costs, minimizes risks, and secures the long-term value of the investment.
of IT rooms
facilities designed worldwide
of IT power delivered
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Interested in a project or proposal? Connect with our transportation sector specialists.