AECOM announced that it has appointed Mark Southwell as chief executive of its Transportation global business line.
In this role, Southwell leads AECOM’s global Transportation design business.
Mark Southwell will serve as chief executive of AECOM's Transportation global business line

A civil engineer with over 35 years of experience, Mark Southwell joined AECOM in 2019 as the managing director of Transportation for AECOM’s Europe region and later served as the Transportation Business Line Leader for the Europe and India region.
Photo: AECOM
AECOM announced that it has appointed Mark Southwell as chief executive of its Transportation global business line.
In this role, Southwell leads AECOM’s global Transportation design business.
“At this critical moment with unprecedented global investment in transportation infrastructure, I am excited to confirm Mark’s appointment as chief executive of our Transportation global business line,” said Troy Rudd, CEO of AECOM. “Leveraging our top-ranked position in this market, we are poised under Mark’s leadership to continue attracting the industry’s best technical experts to AECOM and capitalize on tremendous long-term growth opportunities.”
A civil engineer with over 35 years of experience, Southwell joined AECOM in 2019 as the managing director of Transportation for AECOM’s Europe region and later served as the Transportation Business Line Leader for the Europe and India region.
His experience also includes leading Signalling Renewals for the Network Rail National Programme in the UK along with executive positions at multinational engineering and design firms.
He holds a master of Science in Project Management from Reading University and a Bachelor of Science in Civil Engineering from University College Swansea. Additionally, he is a member of the Association of Project Management and a chartered member of the Institution of Civil Engineers.
Southwell most recently served as the interim chief executive of AECOM’s Transportation global business line and his permanent appointment is effective immediately.

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