Our Vision: Continue to be the leading UK mobile infrastructure services company.
Our Mission: To be famous for excellence in delivery, embracing transformation with our people and our customers at its heart.
We are at an exciting time in our company’s development. We've come a long way since we were first formed in 2012. From the rollout of new technologies and managing complex legislation affecting the industry, we are leading the conversation on innovation and developing sharper solutions to serve our customers better. We collaborate as a team to meet the high standards expected of us and demand the best of ourselves through our values.
Act as Assistant Company Secretary, managing all Board processes and governance documentation — including scheduling meetings, preparing agendas, coordinating papers, taking accurate minutes, tracking decisions, and overseeing D&O insurance and committee membership reviews.
Build strong relationships with shareholders and Board members, managing the Diligent platform (or future governance systems), creating tailored induction programmes for new directors, and supporting clear, effective communication across the Board.
Lead core compliance areas, including data privacy, anti‑bribery and corruption, and competition compliance.
Drive compliance training and policy management, and oversee relationships with governance platforms such as Diligent.
Manage and develop two direct reports, providing leadership, coaching, and day‑to‑day support.
What You’ll Do
Operational & Strategic Impact
You’ll play a key role in shaping and delivering Cornerstone’s governance and compliance strategy. Working closely with the General Counsel and senior stakeholders, you’ll drive enterprise‑wide initiatives, advise the business on legal and regulatory obligations, and help embed a proactive, responsible risk culture across the organisation.
Stakeholder Engagement
You’ll build strong relationships with a wide range of internal and external partners, including:
- Internal: Legal, Compliance, IT, Operational Compliance, Risk, and Senior Leadership Teams
- External: Board and shareholder compliance teams, regulators, and governance platform providers (e.g., Diligent, Resolver)
Teamwork & Collaboration
You’ll provide leadership and development to two direct reports, while working collaboratively across departments to embed robust governance and compliance standards throughout the business.
Key Accountabilities
- Maintain accurate governance records, including the Gift Register.
- Ensure smooth, effective governance processes for the Cornerstone Board and its Committees.
- Oversee governance and compliance for the MSA Boards.
- Deliver clear and timely compliance updates to the SLT and Board.
- Embed strong legal and regulatory compliance practices, with emphasis on data privacy, competition law, anti‑bribery and ECCTA requirements.
- Ensure training, policies, and frameworks remain current, compliant, and aligned with ISO and legal standards.
Decision‑Making & Autonomy
You’ll make informed, independent decisions to improve governance and compliance operations, interpret regulatory requirements, and provide trusted advice to leaders on compliance risks and mitigation.
Measures of Success
- High‑quality, timely Board and Committee materials
- Strong completion rates and quality in compliance training and policy updates
- A visibly strengthened compliance culture and reduced regulatory risk
- Positive feedback from internal and external stakeholders on governance effectiveness
Continuous Improvement
You’ll champion ongoing improvement by monitoring regulatory developments, identifying opportunities to enhance governance and compliance processes, and leading initiatives that elevate governance maturity across Cornerstone.
What You’ll Bring
Knowledge & Skills
- Strong experience managing Boards, Board processes, and engaging confidently at Board level.
- Solid understanding of corporate governance and legal compliance frameworks.
- Strong working knowledge of GDPR, competition law, and anti‑bribery regulations.
- Skilled in developing policies, training, and compliance monitoring.
- Excellent stakeholder management and communication skills.
- Experience using digital governance tools (e.g., Diligent, Resolver).
Experience
- Background in governance, legal, or compliance roles, ideally within regulated environments.
- Hands‑on experience supporting Boards, Board Committees, and senior leadership.
- Proven leadership capability, including line management and team development.
Judgement & Autonomy
- Uses sound judgement when advising on governance and compliance matters.
- Works with a high degree of autonomy across both operational and strategic responsibilities.
- Represents the Governance and Compliance function confidently with internal and external stakeholders.
Performance Enablers
- Strong analytical and problem‑solving skills.
- High attention to detail and excellent organisational capability.
- Able to explain legal and compliance matters clearly to non‑specialists.
Why Join Us?
Reward & Recognition: Competitive salary and an excellent bonus structure.
Time to Recharge: 30 days’ annual leave.
Long Term Security: Competitive pension scheme and life insurance
Flexibility: Hybrid working to help you balance work and home life.
Health & Wellbeing: Private medical insurance including dental and optical cover.
Lifestyle Perks: Cycle to Work scheme, Electric Car scheme, and retail discounts.
Community & Growth: A generous refer a friend scheme.
Our commitment to Equity, Diversity, and Inclusion (EDI) is fundamental to our success. We strive to cultivate an inclusive environment where every employee feels valued, respected, and empowered. By embracing unique perspectives and experiences, we drive innovation and drive our organisation forward, therefore, we recognise the importance of welcoming applications from candidates of all backgrounds
We want to ensure everyone is able to present their best self throughout the recruitment process so if you require any adjustments, please let us know.
If this role is of interest to you and you would like to find out more, please do apply with an up to date version of your CV.