Welcome to Cornerstone, the leading UK mobile infrastructure services company. Everything we do has at its heart the experience of tens of millions of voice and data customers using the networks that depend on our infrastructure. Our expertise delivers connectivity solutions for today and the future.

We are at an exciting time in our company’s development as we deal with the rollout of new technologies, including 5G, while managing the complexity of new legislation affecting the industry, lead the conversation on innovation and develop sharper solutions to serve our customers better.

Working together as a team, developing effective and lasting relationships with our customers, suppliers, landlords, and the community drives us to meet the high standards expected of us and what we demand of ourselves.

We value our people and their contribution to our success. We are committed to providing a work environment that encourages development, recognises and rewards performance and offers a wide range of benefits. We attract and are always on the lookout for talented people to grow their career based from our head office in Theale, more recently from home. If this sounds like the sort of place where you want to work and contribute to delivering the future of UK mobile connectivity, please contact resourcing@ctil.co.uk

Infrastructure

Telecommunications

Cornerstone

Cornerstone's headquarters in Theale, United Kingdom

Pat Coxen

Alex Blanco

Hrm Ginette Kilroy Chartered Fcipd Bsc Hons

Miranda van Gestel

Roger Keenan

The Project Management Team at Cornerstone oversees the planning, execution, and delivery of mobile infrastructure projects, ensuring alignment with strategic goals and industry standards. By collaborating closely with stakeholders—including customers, suppliers, and internal teams—they manage resources and timelines to facilitate the rollout of new technologies like 5G, while navigating regulatory complexities. Their focus on effective communication and relationship-building helps drive innovation and enhance overall service delivery.

Project Management Team

The Engineering Team at Cornerstone is responsible for designing, developing, and implementing innovative mobile infrastructure solutions that enhance connectivity across the UK. This diverse team of specialists collaborates to tackle complex engineering challenges, ensuring that the company's infrastructure meets the demands of new technologies like 5G while complying with evolving industry regulations. Their work not only drives technical advancements but also fosters strong relationships with customers and stakeholders, ultimately contributing to Cornerstone’s commitment to delivering top-tier mobile connectivity solutions.

Engineering Team

The Finance and Accounting Team at Cornerstone plays a crucial role in managing the company's financial health and ensuring compliance with industry regulations. This team is responsible for financial reporting, budgeting, and forecasting, as well as overseeing accounts payable and receivable processes. By providing insightful analysis and strategic financial guidance, they support the organization's growth initiatives, including the rollout of new technologies like 5G, while fostering strong relationships with stakeholders to drive operational excellence.

Finance and Accounting Team

The Business Analysis and Intelligence Team at Cornerstone plays a pivotal role in leveraging data to drive strategic decision-making and enhance operational efficiency. This team focuses on analyzing business processes, forecasting demand, and developing innovative business intelligence solutions to support the rollout of advanced technologies like 5G. By collaborating with various stakeholders, they ensure that Cornerstone remains agile and responsive to industry changes while continuously improving service delivery for customers.

Business Analysis and Intelligence Team

The Human Resources Team at Cornerstone focuses on nurturing and developing the company's most valuable asset—its people. This team drives talent acquisition, employee development, and performance management while fostering a supportive work environment that embraces innovation and collaboration. Additionally, they ensure compliance with industry regulations and enhance organizational effectiveness through strategic initiatives that align with Cornerstone's commitment to delivering exceptional mobile infrastructure services.

Human Resources Team

The IT Operations Team at Cornerstone plays a critical role in ensuring the reliability and efficiency of the company's technology infrastructure. They manage IT systems, oversee digital project initiatives, and collaborate with various departments to enhance operational performance. By implementing new technologies and maintaining existing systems, this team supports Cornerstone’s mission to deliver innovative connectivity solutions and exceptional customer experiences.

Cornerstone

Org chart

Teams

Project Management Team

Engineering Team

Finance and Accounting Team

Business Analysis and Intelligence Team

Human Resources Team

IT Operations Team

Offices

Cornerstone

Org chart

Teams

Project Management Team

Engineering Team

Finance and Accounting Team

Business Analysis and Intelligence Team

Human Resources Team

IT Operations Team

Offices

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