Marshalls Civils & Drainage captured some of the biggest changes in specification process across the industry in the carousel.

At Marshalls Civils & Drainage, we deliver engineered precast solutions for infrastructure that must perform today and over the long term. We work as an engineering partner across civils and critical infrastructure, supporting customers from early design through to delivery. By engaging at the point where key decisions are made, we help shape solutions that are buildable, compliant and designed to perform reliably throughout their full asset life. Our approach brings together design, engineering and manufacturing into a single, coordinated system. Rather than supplying individual components, we focus on integrated, above and below ground solutions that work together seamlessly, reducing risk, improving buildability and ensuring consistent, predictable performance in practice. Manufactured offsite in controlled environments, our precast systems offer strength, durability and quality assurance, while supporting safer, faster installation and more efficient use of materials. We combine standardised systems with bespoke design and engineering expertise to solve complex infrastructure challenges. This design-led, engineering-first approach helps eliminate uncertainty early, reduce rework and deliver infrastructure that performs as intended from day one. Driven by a focus on resilience, sustainability and long-term performance, we help deliver infrastructure that meets evolving regulatory, environmental and operational demands, with confidence built in at every stage.