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Müge is Sustainability & ESG Partner at Ethos, with expertise in sustainability strategy, ESG, carbon management and sustainable digital infrastructure. She works with clients to turn sustainability goals into practical action, helping them reduce carbon, strengthen ESG performance and integrate sustainability into the way they design, operate and plan for the future.

Alongside her client work, Müge leads Ethos’ approach to sustainability and ESG. She chairs the Ethos ESG Committee and has led key initiatives including the company’s science-based climate targets, carbon reporting and EcoVadis Rating.

Müge is a contributing author to Greener Data Volume 3, where she writes about embodied carbon and sustainable data centre design, and regularly speaks on sustainability and embodied carbon. In 2026, she won the Best Sustainability Leadership Award at the Women in Construction Awards and was shortlisted for Sustainable Business Leader of the Year.

Paul has more than 20 years’ experience delivering large-scale engineering projects across international markets.

His experience spans data centres and a broad range of commercial and industrial projects, giving him a strong understanding of the technical, commercial and operational challenges clients face. Paul works closely with clients to understand their priorities, bring the right expertise together and support successful delivery from early strategy through to completion.

As Client Partner, Paul focuses on building strong, long-term relationships and helping clients navigate an industry that continues to evolve. He brings practical project experience, technical insight and a collaborative approach to every relationship.

James has extensive experience in the design and delivery of large-scale data centre projects across Ireland and Europe.

With a strong engineering background, James understands the technical and operational demands of complex mission-critical infrastructure. He works closely with clients and project teams to solve challenges early, coordinate the right expertise and maintain a clear focus on quality throughout delivery.

As Client Partner, James focuses on building long-term relationships and strengthening Ethos’ capability across European markets. He combines technical knowledge with a practical, collaborative approach, helping clients access the expertise and resources they need as projects and portfolios grow.

John has more than 20 years’ experience delivering large-scale engineering projects.

He brings a strong technical background and a deep understanding of the challenges involved in planning and delivering complex data centre infrastructure. John works closely with clients and project teams to understand priorities, bring the right expertise together and support clear, informed decision-making throughout the project lifecycle.

As Client Partner, John focuses on building long-term relationships and helping clients respond to an evolving data centre market. He also plays an active role in Ethos’ innovation and R&D programme, connecting emerging technical thinking with practical solutions that can improve future project delivery.

Colin has extensive experience in engineering and the design and delivery of complex data centre infrastructure.

Having previously led Ethos’ Global Tech and Data Centre teams, Colin brings a strong understanding of both the technical challenges facing the sector and the changing needs of clients. His experience spans multidisciplinary engineering, resilient infrastructure and the impact of emerging technologies on data centre design.

As Client Partner, Colin works closely with clients to understand their long-term priorities and connect them with the right expertise across Ethos. He has a particular interest in how AI, energy constraints and sustainability are shaping digital infrastructure, helping clients turn these challenges into practical, future-ready engineering solutions.

Stephen has extensive experience in engineering, design management and complex project delivery.

Having previously led Ethos’ Design Management function, Stephen brings a strong understanding of how multiple disciplines come together to deliver complex infrastructure. His experience is particularly valuable on live data centre projects, where upgrades need to be carefully planned around existing operations.

Stephen leads Ethos’ Data Centre Retrofit & Optimisation capability, helping clients increase capacity, strengthen resilience, improve energy performance and extend asset life. He combines strategic advice with practical engineering and delivery experience, helping clients modernise existing facilities while protecting uptime and long-term operational performance.

Susan has more than 30 years’ experience in building services engineering and project delivery.

Her experience spans complex projects across commercial, healthcare, residential, data centre, industrial and energy sectors. This broad background gives Susan a strong understanding of how different technical and operational requirements come together across a project.

As Client Partner, Susan leads Ethos’ Energy and Industrial team, working closely with clients to understand their priorities and support successful delivery. She brings cross-sector experience, technical insight and a collaborative approach to helping clients navigate increasingly complex and demanding projects.