The Coval Team

At Coval Consultants, our greatest asset is our people. With over 15 years of dedicated estimating and consultancy experience, supported by a further decade in site-based engineering and management, the Coval team combines expert technical precision with the kind of practical knowledge that only comes from working on the ground.

Gary Stewart

Gary Stewart

Director

Bastian Kelling-Reis

Bastian Kelling-Reis

Junior estimator

Emily Self

Emily Self

Administrative Assistant

Client focused

We don’t just deliver numbers. We deliver insight

We don’t just deliver numbers – we deliver insight. Every member of othe Coval team brings a builder’s perspective, ensuring that tenders and cost advice are not only commercially sound but also workable in practice. This unique balance gives our clients a competitive edge from the very start of every project.

Approachable, collaborative, and always client-focused, the Coval team works alongside contractors, subcontractors, and developers to deliver accurate, efficient solutions. By partnering with us, you gain more than a consultancy, you gain a trusted team committed to helping your projects succeed.

Customer Review

“We’ve used Coval for multiple tenders and they always deliver accurate, detailed estimates. Their understanding of site challenges adds real value, and their remote service helped us stay on track during a busy period. Highly recommended for any contractor needing reliable pre-construction support.” 

Senior Project Manager, UK Contractor

review stars

Trusted by Contractors Across the UK

Coval has delivered cost and tender support across more than 100 projects, with values ranging from £250,000 to £78 million. Our high client retention reflects the trust placed in our team and the long-term partnerships we build.

We focus on becoming a reliable extension of our clients’ commercial teams, offering consistent, practical support that adds real value beyond individual projects.

What We Stand for

At Coval, our values shape how we work on every project. We take a considered, transparent approach, focusing on accuracy, consistency and the needs of our clients at every stage.

Accuracy

Meticulous measurement, competitive rates, and real-world practicality in every submission.

Integrity

Transparent advice, no fluff — just honest, definitive estimating.

Responsiveness

We work to your deadlines. Fast, reliable support when it matters most.