Cleator Moor, Seascale, London

The People
Behind The Work

A tight-knit team with deep roots in Cumbria and decades of combined experience across nuclear contracting, civil engineering, finance and safety-critical operations.

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Here at William King Construction, we value our relationships with our clients, delivery partners and all in our team. Those relationships are the foundation everything else is built on.

William King

Director & Founder

A Brief History

Built On Principle

William King Construction was founded in 2008 by William and Lisa King. Having worked across the UK for a wide range of developers and main contractors, William was driven by the belief that construction could be delivered with greater care, higher standards, and a more considered approach to quality.

From the outset, Lisa stepped away from a successful career in retail management to establish the operational and financial backbone of the business. That early focus on structure, accountability and systems created a foundation that continues to underpin every project today.

What began in residential construction has grown into a business operating across nuclear contracting, civil engineering, commercial works and heritage restoration across Cumbria and beyond.

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Leadership

The
Founders

William and Lisa King lead the business with complementary skillsets that have kept William King Construction grounded, financially disciplined and commercially sharp since day one.

Director & Founder

William King

Business Development & Technical Director

William leads business development and provides technical oversight across the full range of the company’s activities. With deep knowledge of the construction and nuclear sectors, he identifies strategic opportunities and ensures every project decision is grounded in both commercial and technical reality.

His oversight extends across operations, marketing and client relationships, ensuring that the company’s values and standards are consistent at every level of the business.

Finance Director & Co-Founder

Lisa King

Finance, Operations & People Director

Lisa manages all aspects of the company’s finances, from budgeting and forecasting to payroll and regulatory compliance. Her background in retail management brought rigorous operational discipline to the business from the outset, establishing the systems and processes that allow William King Construction to scale without compromising standards.

Lisa also leads recruitment, ensuring every new team member is the right fit for the company’s culture and commitment to quality.

The Wider Team

Sector Specialist

William and Lisa King lead the business with complementary skillsets that have kept William King Construction grounded, financially disciplined and commercially sharp since day one.

Director • Commercial Strategy • Sellafield Lead

Shawn Ackerlay

Shawn oversees our commercial strategy and is the principal liaison across nuclear and non nuclear frameworks. With extensive on-site experience across multiple contracts at Sellafield and other nuclear facilities across the UK, Shawn brings a level of sector knowledge that is difficult to replicate. His understanding of contract legalities, programme requirements and site-specific compliance means he can answer the questions that matter before they become problems.

Operations Manager

Jamie Hetherington

Jamie sits at the operational heart of the business, working closely with William and Shawn across both commercial and project functions. He plays a critical coordination role, ensuring information flows between teams and that projects are delivered to programme. Jamie also acts as Project Manager for the company’s domestic projects, bringing the same level of commercial rigour to residential work as to larger-scale contracts.

Health, Safety & Environmental Lead

Richard Huby

Richard leads health, safety and environmental practice across William King Construction, ensuring the highest standards of compliance and continuous improvement are maintained on every site we operate. With a thorough understanding of the regulatory requirements that govern our work, including within safety-critical nuclear environments, Richard plays a central role in protecting our people, our clients and our projects at every stage of delivery.

Operations / Project Lead

Adrian Carlton

Adrian leads operational delivery across our live nuclear projects, bringing hands-on project management experience to some of the most technically demanding and compliance-driven environments we work in. With a focus on programme, quality and safety, Adrian ensures our nuclear contracts are delivered to the highest standards, on time and to the satisfaction of our clients and principal contractors.

Our Culture

What We Stand For

The same values that shaped this business in 2008 drive every decision we make today.

Integrity In Every Contract

We say what we mean and deliver what we promise. Honesty about costs, timelines and challenges is non-negotiable.

Relationships First

We value long-term partnerships over one-off transactions. Many of our clients and delivery partners have worked with us for years.

Standards That Cannot Be Compromised

Whether it is a nuclear site or a domestic renovation, the standard we hold ourselves to does not change with the contract value.

Investing in Our People

Our in-house training programme supports everyone who joins us. We believe the quality of our work starts with the quality of our team.

Development

In House training

We run our own structured training programme designed to develop the skills our projects demand. Joining William King Construction means joining a business that is invested in your professional growth, not just your output.

Our approach to training reflects our broader commitment to quality. The same rigour we apply to our projects, we apply to developing our people.

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Work With Us

Talk To
The Team

Whether you are tendering a contract, exploring a project, or looking to join the business, we would like to hear from you.