How to instil the right culture to enable a digital transformation

Darren James

The CEO of Aureos (formerly Keltbray Infrastructure Services) since December 2024, Darren James oversaw its private-equity purchase from Keltbray, where he was group CEO from April 2020. Previously he’d served Costain for more than three decades, starting as an industrial placement student and finishing as chief operating officer.

James is a seasoned non-executive director too. After ending a six-year stint with the Port of London Authority in that capacity, he was appointed to the board of Welsh Water in January 2025 as chair of its performance and safety committee.

An ICE Fellow and the first winner of the institution’s James Rennie Medal, he also co-chairs its community advisory board on inspiring engineering excellence.

Mark Enzer OBE FREng

A former chief technology officer at Mott MacDonald, Mark Enzer advises the company’s key clients on digitalisation and broader industry transformations. He was previously director of the University of Cambridge’s Centre for Digital Built Britain, where he led the national digital twin programme. A champion of outcomes-focused systems thinking, the circular economy and collaborative delivery models in the built environment, Enzer is a visiting professor at both Cambridge and Imperial College London. He is also a member of the prime minister’s Council for Science and Technology.

Mark Beardmore

Serving Jacobs and its predecessor CH2M in several senior roles since 2000, Mark Beardmore provides strategic support to the business and its clients, helping to ensure that the digital technology they use meets their needs. A former staff sergeant with the Royal Corps of Signals, Beardmore has been instrumental in projects such as HS2, Thames Tideway and Toronto’s Metrolinx scheme, working to improve efficiency across functions and supply chains. He has also been a keynote speaker on University College London’s MBA course in major infrastructure delivery.

David John Varghese

David John Varghese has been a principal engineer specialising in computational design at AtkinsRéalis since his appointment in December 2023. He previously held senior engineering roles at Arcadis and WSP, where he built his expertise in digital innovation and modern methods of construction, including DFMA. As a supervising civil engineer and reviewer with the ICE, Varghese is dedicated to empowering the next generation of talent and helping the infrastructure sector to become a more collaborative environment where innovation can thrive. 

Iman Warsame

Iman Warsame has been with Ramboll since September 2019, progressing to the role of senior software and civil engineer. A specialist in automating and digitalising civil engineering processes, he has worked with a range of organisations in the transport sector to spur innovation and help shape the future of infrastructure delivery. Warsame has been involved in major projects including smart motorways, HS2 and the Port of Genoa.

James Chambers

James Chambers has spent nearly three decades as a technology specialist in the architecture, engineering, construction and operations sector. His focus throughout that time has been on advancing the industry through digitalisation. As director of global industry development for the build and construct division of Nemetschek Group (Bluebeam’s parent company), Chambers is responsible for ensuring the global alignment of technology solutions with the industry’s needs.