01 Jul 2026
5 minutes to read
RED Engineering Design is pleased to announce the appointment of Mark Smith as Chief Executive Officer, effective 1 July 2026.
Mark succeeds Thierry Kalfon, who recently moved into a strategic leadership role within the ENGIE Group, and will lead RED through the next stage of its strategic growth.
Having joined RED in 2015, Mark has played a central role in the company's evolution over the past decade. He initially supported the expansion of RED's European business before becoming Chief Operating Officer in 2023, helping drive significant international growth, expand the business into 12 new geographies and support the development of RED into one of the world's leading engineering consultancies for data centres and other mission critical environments.
Today, RED employs more than 1,000 specialists globally, delivering innovative engineering solutions across the data centre, built environment and energy sectors.
A Chartered Engineer with more than 35 years' experience, Mark is a Fellow of both the Institution of Engineering and Technology (IET) and the Chartered Institution of Building Services Engineers (CIBSE). Throughout his career, he has led the delivery of complex data centre, mission critical and award-winning commercial developments across the UK and Europe.
It is a tremendous privilege to be appointed CEO of RED Engineering Design. Having been part of this business for over a decade, I have seen first-hand the talent, ambition and commitment of our people, and what we can achieve together. RED has built an exceptional reputation for engineering excellence and trusted client relationships. As demand for digital infrastructure and sustainable engineering solutions continues to grow, we have an exciting opportunity to build on these foundations, continue innovating and support our clients in delivering some of the world's most complex and critical projects. I look forward to leading RED through the next phase of our journey alongside our outstanding global team. Mark Smith, CEO of RED Engineering Design
Mark will continue to build on RED's Vision 2030 strategy, focusing on sustainable growth, technical excellence and strengthening the company's position as a trusted engineering partner for clients worldwide.
Everyone at RED congratulates Mark on his appointment and looks forward to the continued success of the business under his leadership.
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