Aqua Assurance Consulting Ltd

Independent Senior Consulting

Independent Water Infrastructure
Consulting — UK

Senior expertise. Delivered with precision.

Senior independent consulting for regulated water utilities and Tier 1 contractors — programme leadership, MEICA assurance, PR29 investment advisory and contract management at the highest level.

25+Years experience
£350M+Projects delivered
CEng FIETChartered engineer
Discuss your requirements Our services

Credentials & Affiliations

Chartered Engineer
IET
MSc Water & Wastewater Engineering
Cranfield University
NEC4 Contract Management Specialist
NEC3 & NEC4
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About

Three decades at the forefront
of water infrastructure.

Aqua Assurance Consulting Ltd provides independent senior consulting services to the water and utilities sector. Founded by a Chartered Engineer with over 25 years of progressive experience across major UK water infrastructure programmes, the practice offers UK water utilities, Tier 1 contractors and AMP8 delivery organisations direct access to board-level expertise without the overhead of a large consultancy.

Direct access to board-level expertise — serving both regulated utilities and Tier 1 contractors, without the overhead of a large consultancy.

Working across the full engineering spectrum — civil, electrical, mechanical, process, and ICA — the practice is uniquely positioned to provide holistic technical assurance and programme leadership across complex, multi-disciplinary projects.

Clients include Ofwat-regulated water utilities requiring independent investment advisory, programme assurance and PR29 business plan support, as well as Tier 1 infrastructure contractors and programme delivery organisations working on capital investment programmes up to £350M in value.

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Qualifications & Credentials

  • Chartered Engineer (CEng) — Engineering Council
  • Fellow of the Institution of Engineering and Technology (FIET)
  • MSc Water & Wastewater Engineering — Cranfield University
  • 25+ years senior leadership in water and utilities infrastructure
  • NEC3 / NEC4 contract management specialist
  • DSEAR / ATEX hazardous area assessment experience
  • ISO and WIMES compliance management
  • CESWI 8 civil engineering specification compliance
  • AMP framework programme and contract director experience
  • Client-side advisory — utility investment planning, procurement strategy and PR29 preparation
CEngFIETMScNEC4DSEARWIMESCESWI

Services

Water Infrastructure Consulting Services

A comprehensive suite of senior consulting services for both regulated water utilities and Tier 1 contractors — spanning programme leadership, MEICA commissioning, technical assurance, CESWI 8 compliance, investment planning, PR29 business plan advisory, and regulatory compliance across the UK water sector during AMP8 and beyond.

01

Programme & Contract Direction

Senior leadership across AMP capital delivery frameworks. Accountability for cost, programme, quality and stakeholder management on complex multi-disciplinary water infrastructure schemes — including MEICA commissioning leadership across AMP8 capital delivery. All civil works delivered in accordance with CESWI 8.

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02

Technical Assurance

Independent technical review, verification and assurance for water and wastewater infrastructure. Covering MEICA commissioning, design integrity, DSEAR/ATEX compliance, WIMES and CESWI 8 standards across UK water infrastructure.

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03

Estimating, Bid & Procurement Advisory

Commercial advisory for both Tier 1 contractors developing framework bids and regulated utilities building PR29 investment cases. Track record of securing £300M+ in framework wins. NEC4 target cost, EPC and Ofwat totex benchmarking expertise.

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04

Performance Recovery

Diagnosis and recovery of underperforming water infrastructure projects. Structured intervention programmes addressing programme delays, cost overruns and quality failures.

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05

Supply Chain Integration

Strategic integration planning for contractor supply chains on major water utility frameworks. Alliance and collaborative delivery model design and implementation.

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06

Regulatory & Compliance

Ofwat regulatory compliance across AMP8 and PR29 price control obligations, ISO management system development, CESWI 8, environmental permit conditions and health & safety management for water and wastewater infrastructure.

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Selected Projects

UK Water Infrastructure Projects

Spanning the UK's most complex water infrastructure programmes — from new reservoir construction to AMP8 storm overflow compliance.

Portsmouth Water /
Southern Water

Havant Thicket Reservoir

Supply & Treatment Lead — technical assurance and delivery leadership on the UK's first new reservoir in a generation. Multi-disciplinary engineering oversight across civil, M&E and process disciplines.

£350MProgramme value
United Utilities

Better Rivers Programme — AMP8

Contract Director as delivery partner — leading CSO retention tank programme across the North West. Technical assurance, commissioning and programme management of storm overflow infrastructure.

AMP8Framework
Multiple Water Utilities

AMP Framework Delivery — South of England

Framework and programme director roles securing and delivering multi-disciplinary capital works. Divisional turnover grown to £85M+. Framework wins totalling £300M+.

£300M+Frameworks secured
Water & Utilities Sector

DSEAR / ATEX Hazardous Area Compliance

Technical lead for hazardous area classification, ATEX equipment specification and DSEAR assessment across multiple operational water and wastewater treatment works.

Multi-siteProgramme

How we work

Our approach

01

Early Engagement

We welcome conversations at programme inception — whether that is a utility planning its PR29 capital programme or a contractor beginning to position for AMP9 frameworks. The earliest engagement adds the most value.

02

Tailored Scope

Every engagement is structured to fit the client's specific challenge — from short technical reviews to multi-year programme leadership.

03

Senior Delivery

Work is carried out directly by an experienced director-level engineer — not passed to junior staff. You get the expertise you commission.

04

Confidentiality

All enquiries and engagements are handled with complete discretion. Conflicts of interest are declared transparently before any engagement begins.

Contact

Let's discuss your project

Whether you have an immediate requirement or are planning ahead, we welcome early conversations. All enquiries are treated in strict confidence.

DirectorJames Henderson — CEng FIET
LocationFareham, Hampshire — UK-wide
RegisteredAqua Assurance Consulting Ltd