D2 joins TSA Riley; TSA Riley expands infrastructure offering in UK and enters Canadian market
D2 is joining TSA Riley, substantially growing their UK infrastructure team and marking the organisation's entry into the Canadian market.
United Kingdom and Ireland
We have 12 offices across the United Kingdom and Ireland. Our local presence means we’re deeply connected to the communities we work in. We bring genuine impact and transformative solutions. We harness this local knowledge and combine it with global expertise.
Latest projects United Kingdom and Ireland
All ProjectsCladding Expert Services
TSA Riley has provided specialist expert services for cladding and façade-related projects across the property and infrastructure sectors, including aviation and rail, commercial office, residential, arts, and culture sectors.
News & Insights
from United Kingdom and Ireland
Shaping cities from the start – Andrew Tompson’s journey from Grad to CEO
The engineer who learned technical German to help design Europe’s tallest tower wasn’t looking for easy wins – he was chasing challenges, delivered to the highest standard.
Our United Kingdom and Ireland Leadership Team
David Innis
Managing Director | UK&I
David Innis is TSA Riley’s Managing Director for the UK and Ireland, overseeing all business operations in this region and leading a team of over 250 professionals. Previously at AECOM, David has particular expertise in organisational strategy and growth, and over 25 years’ experience across infrastructure, transportation, and the built environment. He has built strong public and private sector relationships across the construction space and is a committed advocate for equity, diversity and inclusion, as well as sustainability.
On our Global Leadership Team, David plays a central role in shaping TSA Riley’s culture at both global and regional levels.