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Your Connected World Always Within Reach

Welcome to Cornerstone, the UK’s leading mobile and digital infrastructure provider, managing over 15,700 sites nationwide, to enable connectivity at the point of need, now and always.

road snaking through forrest area

Your Connected World Always Within Reach

Welcome to Cornerstone, the UK’s leading mobile and digital infrastructure provider, managing over 15,700 sites nationwide, to enable connectivity at the point of need, now and always.

city landscape

Your Connected World Always Within Reach

Welcome to Cornerstone, the UK’s leading mobile and digital infrastructure provider, managing over 15,700 sites nationwide, to enable connectivity at the point of need, now and always.

mobile mast in urban location

Your Connected World Always Within Reach

Welcome to Cornerstone, the UK’s leading mobile and digital infrastructure provider, managing over 15,700 sites nationwide, to enable connectivity at the point of need, now and always.

Cornerstone is proud to announce its platinum sponsorship of Connected Britain 2024, bringing together 7,500 stakeholders from across the connectivity ecosystem. Read More

ABOUT US

The UK’s trusted partner in mobile and digital infrastructure

In a world where connectivity shapes our daily lives, the way we interact and access information is evolving at lightning speed. From bustling cities to remote fields, the need for instant, reliable connection is no longer a luxury—it’s a necessity. As leaders of the UK’s critical national infrastructure, we empower the seamless integration of wired and wireless technologies, forging the backbone of tomorrow’s digital economy. At the core of this transformation, we are not just building infrastructure; we are building the future of connectivity, driving innovation, and unlocking limitless possibilities for generations to come.

Our Customers

Our knowledge and expertise ensure excellence. From site acquisition to design, construction and maintenance, we bring value to our customers now and for the future.

OUR PURPOSE

Our purpose at Cornerstone is to enable a digitally connected society through our nationwide network of neutral host, shareable sites, providing unmatched opportunities for coverage and digital services. We are committed to designing, building, and deploying shared digital infrastructure that ensures seamless connectivity by integrating land, property, and technology.

By supporting our clients in delivering services and products where they are needed, we make a meaningful impact on the people and experiences we connect, all while maintaining efficiency, sustainability, safety, and reliability.

contruction worker looking over forrest area
OUR BRAND PROMISE

To reliably and responsibly deliver infrastructure connectivity solutions

With over two decades of experience in acquiring, designing, building, and safely maintaining more than 15,700 sites across the UK, we have the expertise and platform to enhance the physical backbone of digital infrastructure.

Our mission is to excel in the delivery of shared digital infrastructure for both private and public sectors, embracing transformation with our people and customers at the core. We are dedicated to advancing communication and data services through sustainable and thoughtful infrastructure solutions.

  • Landlords

    Landlords are a crucial part of our network.

    Landlords are at the core of our operations. Together, we work to deliver a best-in-class estate for our customers, who connect businesses and communities nationwide.

    Access to a site management partner for landlord queries and concerns.
    Easy management of landlord information through our industry-first mySite app.
    Secure, authorised access to sites with our digital site-access solution Locken.
    Opportunity for a freehold partnership, with a one-off payment option.
  • Public Sector

    Robust infrastructure is the backbone of a digitally connected society.

    Our collaboration with government and local authorities drives the UK’s digital economy.
    Relationships with 400+ local authorities and the highest approval rates on planning applications.
    Enable better access and faster deployment to drive growth with policy reform and industry insights.
    Contributor to policy reform through industry insights and expertise.
    Leading industry forums and associations with Mobile Infrastructure Forum UK, Tech UK, DCF and DSIT.
  • Private Sector

    A smarter, more connected environment is gathering pace.

    Our innovative solutions to deliver complex infrastructure projects help you stay at the forefront of your industry.

    Unmatched reliability and prioritisation of uptime to ensure your access control system is always operational.
    Adaptable to your growing needs with a digital platform simplifying adding or removing access across your network.
    Exceptional customer service and ongoing support so you can get the most out of your access control system.
    Elimination of physical key management and the benefits of a reduced carbon footprint.
For Landlords
For Landlords

Landlords are a crucial part of our network.

Landlords are at the core of our operations. Together, we work to deliver a best-in-class estate for our customers, who connect businesses and communities nationwide.

Access to a site management partner for landlord queries and concerns.

Easy management of landlord information through our industry-first mySite app.
Secure, authorised access to sites with our digital site-access solution Locken.
Opportunity for a freehold partnership, with a one-off payment option.
Public Sector
Public Sector

Robust infrastructure is the backbone of a thriving economy.

Our collaboration with government and local authorities drives the UK’s digital economy.
Relationships with 400+ local authorities and the highest approval rates on planning applications.
Enable better access and faster deployment to drive growth with policy reform and industry insights.
Contributor to policy reform through industry insights and expertise.
Leading industry forums and associations with Mobile Infrastructure Forum UK, Tech UK, DCF and DSIT.
Private Sector
Private Sector

A smarter, more connected environment is gathering pace.

Our innovative solutions to deliver complex infrastructure projects help you stay at the forefront of your industry.
Unmatched reliability and prioritisation of uptime to ensure your access control system is always operational.
Adaptable to your growing needs with a digital platform simplifying adding or removing access across your network.
Exceptional customer service and ongoing support so you can get the most out of your access control system.
Elimination of physical key management and the benefits of a reduced carbon footprint.

Who We Are

We are a dynamic collective of shareholders and employees united by a shared vision.

Our shareholders’ unwavering commitment fuels new business growth and creates enduring financial value, all grounded in our core strengths, capabilities, and brand values. But it’s our employees who are the true heartbeat of our organisation. Their passion, expertise, and dedication propel us forward, driving our success. We invest in our people, empowering them to focus on your success, because when they thrive, so do our customers, our partners, and our entire network.

Together, we are shaping a brighter future.

CASE STUDIES

Transforming our industry with expertise and dedicated centres of excellence.