Walker Sime



From transport and power to defence and renewables, our infrastructure consultancy specialists have been adding value to the delivery of quays, shipbuilding halls, waste and water treatment, biomass storage and more for over 20 years.

Bringing together contracting and private practice experience, the Walker Sime Infrastructure Consultancy team combines a reputation for technical expertise with the practical know-how that eases the pressure in delivering high pressure projects.

Infrastructure That Delivers

Infrastructure That Delivers

For more than 20 years, Walker Sime has been making infrastructure projects happen. We’re there at the inception, ensuring every programme has the solid, sensible foundations it needs to succeed. We’re the expert quantity surveyors, project managers and programme advisors to shepherd projects to successful completion, often embedded as part of your team.

We’re innovators and critical thinkers, strategists and pragmatists: we know what successful delivery looks like. We know how to add value. And we know what it means to be the trusted, constructive partner major infrastructure programmes need.

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Infrastructure Consultancy

  • Cost & Commercial Management
  • Quantity Surveying
  • NEC Contract Management
  • Project & Programme Management
  • Project Controls
  • Project Management Office (PMO)
  • Dispute Avoidance & Resolution
  • Advisory
  • BoQ
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Infrastructure That Delivers

Infrastructure People

When a member of Walker Sime Infrastructure is embedded in your business, you’re not just working with that person or team. You are connected to the entire organisation, all the information and expertise we hold, and a collective commitment to delivering your project successfully.

Infrastructure Consultancy at Walker Sime is led by:

Walker Sime Jon Sime

Jon Sime
Client Relations Director 

Jon Sime co-founded Walker Sime in 1999. Prior to that he was part of a national PQS company, was commercial director for a well-respected contracting firm, and also a claims consultant. Today, Jon takes the strategic lead of the WS Infrastructure Team, helping clients manage risks and maximise returns.

Jon Neville Pic

Jon Neville
Director of Infrastructure 

Jon ‘grew up’ in oil and gas, leading major delivery programmes for the likes of E.On, SSE, National Grid and others. He loves the challenge of high-pressure infrastructure projects, but what he really loves is getting the best out of people, because that’s what leads to more successful projects. At Walker Sime, he’s ensuring our infrastructure delivery services grow and develop in a way that aligns with our values and our clients’ needs.

Dom Gill

Dom Gill
Director of Infrastructure Services

Dom has vast experience of complex projects in the Highways, Power, Gas & Oil, and Utilities sectors. A Chartered QS with pre and post-contract experience, he’s worked with many of the UK’s largest clients, specialising in NEC form of contract, project controls and PMO environment. Reassuringly, he’s also a Managing Successful Programmes (MSP) Practitioner.

Recent project

Liverpool 2

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Let’s talk about this

Even the biggest projects begin with a small conversation.

To get started, please email us or call +44 (0) 161 872 9955