Achieving net zero in the water sector

Looking below the surface: rethinking flood resilience for a changing climate

29 June 2026

North America

Over the past two decades, cities have embraced new solutions in surface flood management that deliver environmental and social value alongside flood mitigation.

Sally Russell: bringing engineering insight and cross-sector experience

23 June 2026

UK

Civil engineer Sally Russell combines her industry expertise and people leadership capabilities as she takes on the role of leading Mott MacDonald’s water and environment business.

Three takeaways from UKREiiF: what it will take to deliver place-based growth

18 June 2026

UK

The infrastructure industry is aligned on ambition but the real question is how to turn that ambition into delivery at pace. Mott MacDonald Fellow Clare Wildfire reflects on three themes that emerged on this point during UKREiiF 2026.

Managing risk in complex underground construction

15 June 2026

North America

With ever-changing and increasingly complex contractual model interfaces, proper understanding and allocation of the responsibility for construction impact assessments, risks, and instrumentation and monitoring is essential. 

A framework for climate-ready, nature-positive design

2 June 2026

Australia

Urban development and climate change present intertwined challenges for our economies and society – challenges that must be urgently addressed if we are to thrive in a changing climate.

Climate change is putting the UK’s infrastructure at risk – we contributed to CCRA4-IA to inform our industry’s response

22 May 2026

UK

The Climate Change Committee’s CCRA4‑IA provides an independent, evidence-based foundation for UK climate adaptation, with Mott MacDonald contributing infrastructure expertise to support more effective resilience action.

Protecting coastal environments in Singapore: Jacqueline Tham on leading with purpose

27 May 2026

Asia

Jacqueline reflects on leading environmental and social work in Singapore, managing complex projects and field-based challenges, and creating a collaborative team culture that supports sustainable development.

Pre-construction activities begin on the Ohio River Tunnel project in Pittsburgh

10 June 2026

North America

Pre-construction activities have started on the Ohio River Tunnel (ORT) project in Allegheny County, Pennsylvania, following the award of the over $1 billion construction contract to Brayman-Lane JV.

Kelo Uchendu recognised as Rising Star in ENDS Power List 2026

10 June 2026

UK

The ENDS Power List is an annual compilation by the UK’s ENDS Report celebrating the 100 most influential and impactful environmental professionals.

Prominent role secured on major Scottish local authority framework

26 May 2026

UK

Mott MacDonald has secured a leading role on Scotland Excel’s £160M national framework, supporting local authorities across Scotland with sustainable infrastructure and engineering services.

Mott MacDonald enters into agreement to acquire Australian civil contractor Leed Engineering & Construction

13 May 2026

Australia

The partnership will enable Mott MacDonald and Leed to offer a wholly integrated design and construction team, with a particular focus on the provision and remediation of water infrastructure assets.

Mott MacDonald secures crucial role on National Highways water quality plan

13 May 2026

UK

National Highways Environment Sustainability Strategy & Standards Group has awarded the Road Period 3 (RP3) Water Quality Plan Technical Partner Support phases to Mott MacDonald, WSP, Ramboll, Arup and AECOM.

Scott Morath joins Mott MacDonald as water, environment and society market leader for Australia

11 May 2026

Australia

Scott brings more than 25 years’ experience across water, environment, transport and buildings for government and private sector clients.

National Park Service’s seawall reconstruction at West Potomac Park and the Tidal Basin

North America

The National Park Service engaged the Cianbro-Mott MacDonald design-build team to address critical issues along Washington, D.C.’s Tidal Basin and Potomac River.

Ohio River Tunnel: delivering ALCOSAN's first CSO tunnel in Pittsburgh

North America

The Ohio River Tunnel is the first of three combined sewer overflow (CSO) tunnels at the core of ALCOSAN’s Clean Water Plan.

Strategic planning and collaboration for transport infrastructure in Milldale, Auckland

New Zealand

The vision for the Milldale Infrastructure Projects began in 2016 as part of Auckland Council's strategic plan to enable growth in the area west of State Highway 1 (SH1) near Wainui.

Staying ahead in PFI handback: from pressure to control

UK

As the first wave of UK PFI contracts reaches expiry, effective handback depends not on last-minute activity, but on the strength of planning and governance in the build up to transition.