
Metroline London has announced the appointment of Katie Frost as its new Chief Executive Officer. Katie becomes the first female CEO in the company’s history and joins the business at a pivotal moment for London’s transport network, as operators continue to focus on innovation, sustainability, and customer experience.
Katie brings more than two decades of senior leadership experience across the UK transport sector, with a strong reputation for operational excellence, transformational leadership, and customer focused service delivery. Most recently, she served as Route Director, Anglia at Network Rail, where she led complex, large-scale operations, oversaw major infrastructure programmes and worked closely with industry partners to deliver safe, reliable and resilient services for passengers.
Throughout her career, Katie has demonstrated a leadership style grounded in collaboration, accountability and employee engagement, with a clear emphasis on empowering frontline teams to deliver high quality outcomes.
Her appointment reflects Metroline’s ambition to continue building a future focused, sustainable and customer-led organisation, supporting Transport for London’s priorities while responding to the evolving needs of passengers and communities across the capital.
Commenting on her appointment, Katie Frost, Chief Executive Officer of Metroline London, said:
“I am delighted to be joining Metroline London at such an important time for the business. Metroline has a strong reputation for operational performance, safety and customer service, and I am excited to work with colleagues across the organisation to build on these foundations.
Public transport plays a vital role in supporting London’s communities and economy, and my focus will be on continuing to deliver reliable, high-quality services for passengers, investing in our people, and advancing Metroline’s role in delivering more sustainable transport for the city.”
Katie’s appointment follows Sean O’Shea’s appointment into the role of Chief Commercial Officer for ComfortDelGro UK and Ireland, ensuring continuity of leadership and strategic alignment across the Group. During his tenure as CEO, Sean led a period of sustained growth for Metroline London and accelerated the company’s fleet modernisation programme, including the successful rollout of fully electric buses across multiple garages and reinforcing Metroline’s position as one of London’s most innovative and environmentally progressive bus operators.
Sean O’Shea, Chief Commercial Officer for ComfortDelGro UK and Ireland commented:
“It has been a privilege to lead Metroline London and to work alongside such committed and professional colleagues. I am delighted to welcome Katie as our new CEO. Her depth of experience, inclusive leadership style and clear focus on customers, people and performance make her exceptionally well placed to lead Metroline London through its next phase of development.”
Commenting on the appointment, Edward Thomas, Chief Executive Officer of ComfortDelGro UK & Ireland Bus and Coach, added:
“Katie’s appointment is an important step in strengthening our leadership capabilities and supporting the ongoing evolution of our business as a leading global multi-modal mobility operator. Katie brings extensive industry expertise, a strong record of operational excellence, and a clear commitment to delivering high-quality, sustainable transport solutions. Her leadership will be instrumental as Metroline continues to play a vital role within London’s transport network. I would also like to recognise Sean O’Shea for his leadership of Metroline London through a period of sustained growth and progress towards zero‑emission operations. His appointment as Chief Commercial Officer for ComfortDelGro UK & Ireland supports the Group’s focus on driving growth, strengthening commercial performance and advancing our wider ambitions”
Metroline London runs over 100 bus routes, employs almost 5,000 colleagues and delivers TfL services to millions each year; it is part of ComfortDelGro UK & Ireland Bus and Coach, owned by global multi‑modal transport operator ComfortDelGro.





















