The Financial Ombudsman Service has announced the appointment of Marc Harris as Chief Operating Officer.

Marc brings a wealth of experience to the role, having spent the last 20 years working in regulated financial services companies across change management, transformation and digital journeys, and leading operations and transformation within regulated environments. 

Marc joined at the beginning of January and his key responsibilities are transformation and continuous improvement, planning, forecasting and performance, IT and data and analytics teams. Marc takes over from Karl Khan who will leave the Financial Ombudsman at the end of this month. 

Chief Executive and Chief Ombudsman Abby Thomas said:  

I’m delighted to welcome Marc Harris to the Financial Ombudsman Service as our new Chief Operating Officer. Marc is a great addition to our executive team and will play a key role in helping us deliver on the big ambitions we have for our service. 

I’d like to thank Karl Khan for his leadership and support and wish him the best for the future.”  

Marc Harris said: 

I am excited and honoured to be joining the Financial Ombudsman Service, to have the opportunity to lead vital enabling functions and drive the ambitious transformation agenda, to support customers to get fair, timely and effective resolutions to complaints by delivering positive outcomes for the service.” 

Notes to editors  

Marc Harris – short biographical note 

Marc has spent the last 20 years of his career working in regulated financial services companies, starting out in change management for Fidelity International, and working for several asset managers and banks including Octopus Investments and Close Brothers, as well as helping to grow a FinTech called ThinCats. Marc has most recently been working with banks undertaking transformation journeys focused on customer-centric digital enablement journeys, most recently as COO of Alpha Bank London. Marc is experienced in leading operations and enabling change and transformation within regulated environments. 

Latest news

Financial Ombudsman Service sets ambitious targets for case resolution in 2025/26

3 April 2025

We will address significant demand and improve the efficiency of our case resolution processes, according to plans for the year ahead published today.

Plans and budget Press release

Read more 

Misunderstanding of Debt Arrangement Scheme could be causing stress for consumers in Scotland

24 March 2025

A lack of awareness from firms about Scotland’s Debt Arrangement Scheme (DAS) could be negatively impacting consumers in Scotland, the Financial Ombudsman Service has warned this Debt Awareness Week.

Press release Credit and borrowing money

Read more 

Financial Ombudsman Service receives 40% more cases when compared to the same time last year

4 March 2025

The Financial Ombudsman Service is continuing to receive high levels of complaints from consumers and small businesses, according to new figures published today.

Press release Complaints data Data and Insight Q3 complaints data

Read more