05 Nov, 2025
Phenna Group

 

Phenna Group is pleased to announce the appointment of Mark O'Connor as Group Chief Information Officer (CIO), further strengthening the Group's leadership team as it continues its ambitious growth journey.

Mark joins Phenna Group with over 35 years of global experience in IT, telecommunications, and business transformation. He is known for building high-performing technology teams and delivering transformation programmes that create lasting impact. His career includes senior roles at Capita, BT Global Services, Serco plc, and Carillion plc, where he led large-scale digital transformation programmes and delivered enterprise technology strategies across complex, multi-market organisations.

At Capita, Mark served as Group CIO from 2018 to 2024, overseeing the company's IT strategy and operations, leading a hybrid shared service organisation of over 5,500 professionals. His expertise spans digital innovation, cybersecurity maturity, AI deployment, data architecture, and enterprise platform delivery.

Robert Rostas, Group CFO/COO at Phenna Group, commented: "We're delighted to welcome Mark to Phenna Group. His deep experience in transformation, digital strategy, and technology leadership will be instrumental as we continue to scale the Group and enhance our digital capabilities. Mark's pragmatic approach, passion for innovation, and proven ability to deliver results make him an exceptional addition to our leadership team."

Speaking about his appointment, Mark O'Connor shared: "I am really excited to join Phenna Group at such an exciting time. The company has been growing tremendously over the last six years, and there are no signs of it slowing down. In fact, it continues to accelerate. I'm looking forward to helping set the Group's Digital and AI strategy for the future. My role will focus on driving value creation and future growth through technology platforms. I'm thrilled to be joining such a passionate and committed leadership team that's fully aligned with the strategic direction for the Group, and I can't wait to get started on the journey ahead."

Mark's appointment underlines Phenna Group's commitment to investing in technology and innovation to build a global Testing, Inspection, Certification, and Compliance (TICC) business.