Built for Delivery. Driven by Values.
We are Alpha Construction Ltd, civil engineering and building contractors who bring safety, integrity, and collaboration to complex infrastructure projects across the UK.
Why Alpha?
We combine 40 years of civil engineering heritage with the highest modern standards of operation. Our history is defined by reliability, but our future is guided by our commitment to excellence. Below, you will find the accreditations and core policies that underpin our work, ensuring we remain a safe, sustainable, and trusted partner for the UK’s most critical infrastructure.
Customer Testimonials
Our Story
For four decades, we’ve quietly built some of the UK’s most important infrastructure, earning trust through reliability, not noise. From local civils to national frameworks, Alpha’s growth is built on doing the job right, every time.
2026
Awarded Willington 132kV Substation upgrade works.
2026
Group restructure completed, renaming to Alpha Construction Ltd Group
2025
National Grid Electricity Transmission Project Civils Framework secured.
2025
17th Consecutive RoSPA Gold Award achieved.
2025
Investment into our sustainability credentials with the hiring of our first dedicated ESG Manager
2025
Gained our first Cyber Essentials accreditation
2023
Scope 1, Scope 2 and selected Scope 3 carbon baseline established
2022
Company 40th Anniversary and completion of the management buy out
2020
First year of receiving a Gold Award for Constructionline
2019
First joined the National Grid framework
2010
Company wide rebrand to demonstrate a new phase in our history
2008
Shortlisted for the Best Places To Work in Construction
2007
Nestle Omni Building project shortlisted for EMBCE Construction Excellence
2007
Company 25th Anniversary
2005
Largest value contract completed to date - St Johns Wood 400kV substation
2003
First became a member of SafeContractor
2003
First ISO 9001, ISO 14001 and OHSAS 18001/ISO 45001 certification achieved.
1993
First National Grid project order for substation foundations
1985
First £1 million contract for new water treatment works in Norfolk
1983
First tender received for Severn Trent Water and first Nestlé UK Ltd project order.
1982
Founded in Derby
From pre-construction to handover, we support clients in energy, utilities, and industry with safe, smart, and sustainable civil engineering and build delivery.
Let’s talk about your next infrastructure project.
Latest Blogs
FAQs
We believe strong working relationships begin with clear, open communication. Here, we answer some of the questions clients commonly ask about our delivery approach, commercial processes and experience.
Can Alpha assist with technical buildability during the design phase?
Yes. Through Early Contractor Involvement, our delivery teams review developing designs from a construction perspective, identifying potential issues such as utility clashes, ground conditions and access constraints before work begins. This practical input helps the wider project team develop solutions that are buildable, proportionate and aligned with programme and commercial requirements.
How does Alpha demonstrate its compliance standards in practice?
Compliance is embedded in the way we plan, manage and review our work, rather than being treated solely as a certification requirement. Alongside our ISO 9001, ISO 14001 and ISO 45001 accreditations, our approach includes daily site inspections by Site Managers, monthly formal safety tours by Contracts Managers and our Operations Director, and independent safety audits every two weeks.
Together, these checks provide ongoing oversight of our Integrated Management System, help verify that required hold points are followed and give clients a clear audit trail throughout delivery.
How do you manage construction works within live or high-risk environments?
We have extensive experience working in complex environments where maintaining business continuity is a key consideration. Whether operating within a manufacturing facility or critical utility site, our approach begins with project-specific planning through our Integrated Management System.
We develop appropriate SHEQ and environmental plans to identify and manage foreseeable operational risks, including noise, dust, access, logistics and segregation. Through regular liaison with clients and stakeholders, we coordinate our activities to help works progress safely and methodically while minimising the effect on existing operations and infrastructure.
What are the benefits of Alpha’s self delivery model?
Unlike management-only contractors, we operate with a directly employed workforce. This gives us greater visibility and control over safety, quality, behaviour and programme across the core works we self-deliver, including groundworks, drainage and concrete construction.
Reducing our reliance on external supply chains for critical activities can also provide greater continuity, quicker responses to changing site conditions and clearer accountability throughout delivery. This supports the consistent, right-first-time culture we aim to maintain across our projects.