Independent assurance for critical infrastructure decisions.
Commercial strategy and independent advice that reduce risk and protect value across complex programmes.
- Public-sector capital
- Transport
- Utilities
- Energy
- Housing
- Regeneration
Why clients engage us.
- 01
Direct access to senior infrastructure professionals.
- 02
Independent advice with no delivery conflicts.
- 03
Responsive support without the layers and overhead of larger consultancies.
- 04
Practical recommendations grounded in delivery experience.
- 05
Clear reporting and evidence-based assurance.
Independent assurance and advisory, across the project lifecycle.
Senior, independent support focused on reducing risk, improving certainty and protecting value. We scope tightly, so you only pay for what moves the needle.
Programme assurance
Independent review of programme health, governance and delivery confidence — so your board knows where it really stands.
- Health checks
- Governance
- Delivery confidence
Commercial assurance
NEC and contract reviews, compensation event assessment and commercial risk — protecting value through delivery.
- NEC reviews
- Compensation events
- Commercial risk
Procurement assurance
Independent challenge before tender and award, so the right risks are priced and the right partner is appointed.
- Pre-tender review
- Evaluation
- Award assurance
Project recovery
Hands-on support for delayed, over-budget or underperforming projects — a clear route back to control.
- Diagnostics
- Recovery planning
- Turnaround
Capital delivery strategy
Establish the delivery models, governance and controls that set programmes up to succeed from the outset.
- Delivery models
- Governance
- Controls
Board & sponsor assurance
Independent, board-level assurance for the decisions that carry the most risk and the greatest scrutiny.
- Board assurance
- Independent review
- Decision support
Where clients typically bring us in.
Supporting clients through every stage.
Practical, evidence-led, and built to outlast us.
We've sat on your side of the table. Programmes stall when advice ignores the realities of delivery — so we work differently.
Listen first
A sharp diagnostic grounded in the evidence and the realities of delivery — not a template.
Co-design
We work alongside your teams, so the answer is owned, not imposed.
Deliver in the open
Clear findings and honest reporting. No theatre, no surprises.
Leave capability behind
Your people can hold the line without us. That's how we measure success.
Independent eyes, before it matters most.
A few anonymised examples of the work. We're happy to share references and detailed case studies on request.
Local authority highways programme
Independent procurement assurance review prior to contract award.
Infrastructure delivery programme
Programme recovery review of a delayed capital programme.
NEC contract review
Independent review of compensation event exposure.
Notes from the field.
Practical perspectives on assurance, commercial risk and getting infrastructure delivered.
Why most NEC compensation events become disputes
The most contested mechanism in NEC contracts — and the cause is rarely the contract itself. Where they really go wrong, and how to stop them escalating.
Read the article → Programme assuranceThe warning signs of a failing capital programme
By the time a programme is visibly in trouble, the signs were there months earlier. What to watch for, and what to do before it's too late.
Read the article →In preparation Five risks hidden in most infrastructure procurements · Gateway reviews that actually add value
Independent by design.
Calon Infrastructure is a senior-led, independent infrastructure advisory practice providing programme assurance, commercial strategy and delivery support across the UK.
CALON was founded by a senior infrastructure professional with over two decades of experience delivering complex programmes across transport, utilities, energy and public-sector infrastructure. That experience spans leadership roles on major capital programmes, commercial management of NEC contracts, programme recovery, governance assurance and strategic delivery.
Every engagement is led and delivered by senior infrastructure professionals.
Let's talk about where you need certainty.
Arrange an introductory discussion to explore your project, programme or commercial challenge. We'll share an honest, independent view — including whether we're the right fit.
Prefer email? enquiries@calon-infrastructure.co.uk