Santander UK plc is a British bank, wholly owned by the Spanish Santander Group. Santander UK plc manages its affairs autonomously, with its own local management team, responsible solely for its performance.

Banking

Santander UK

Graham Calder was named Interim CIO in March of 2021. Calder is a former Group CIO at Ladbrokes Coral Group and Chief Technology Officer (CTO) for Pearson PLC.

In this role, Calder is tasked with leading the delivery and development of Santander UK’s technology strategy and IT transformation plan, supporting the bank’s aim to become “a digital bank with a human touch.”

Graham Calder

Tony Prestedge joined as Deputy CEO in the Autumn of 2020. Prestedge has held several key senior roles in financial services organizations. These include: Retail Support and Operations Director and Managing Director, UK Home Finance at Barclays PLC; Group Operations Director at Portman Building Society; and Group Chief Operating Officer, Chief Relationships and Distribution Officer and Deputy Chief Executive at [Nationwide Building Society](/org/nationwide-building-society).  Tony has been a main Board director at [Nationwide](/org/nationwide) since 2007.

Tony Prestedge

Patricia Halliday has worked in the financial sector for over 30 years. Patricia began their career at NatWest in 1988, before moving to Societe Generale Corporate and Investment Banking - SGCIB in 1999. In 2001, they joined [Barclays](/org/barclays) Investment Bank as Director of Credit Risk for EMEA Leveraged & Structured Finance.

After 10 years at [Barclays](/org/barclays), Halliday moved to [Deutsche Bank](/org/deutsche-bank) in 2011, where they became Managing Director of Global Credit Head - Leveraged & Structured Finance & Real Estate. In 2017, they returned to Santander UK, where they had previously worked from May 2017 to November 2020, as Chief Risk Officer.

Patricia Halliday received their Bachelor's Degree in Economic Theirtory from the [University of Liverpool](/org/university-of-liverpool).

Their manager is Mike Regnier, CEO. They work with Iain Plunkett - COO & Chief Transformation Officer, Andrew Knight - CTO, and Tim Hinton - Head of Corporate & Commercial Banking.

Patricia Halliday

Iain Plunkett is currently the COO & Chief Transformation Officer at Santander UK. Prior to this, they served as the Group Chief Operating Officer at [TP ICAP](/org/tp-icap) from May 2017 to February 2019. In this role, they were responsible for managing the company's IT, Operations, Finance, Data, Legal, Risk, Compliance, HR, Audit, Real Estate & Procurement departments. Iain also chaired the [Barclays](/org/barclays) Regulatory Board.

From January 2016 to April 2017, Plunkett served on the board of various companies, including Cater Allen LTD, Two Viewbank Ltd, [Behavox](/org/behavox), Zodiac Seven Limited, Microsoft Services, Parmenion Capital Partners LLP, Aberdeen Investment Solutions Limited, Aberdeen Asset Investments Limited, and Aberdeen Asset Managers Limited.

Plunkett has also served as the Group COO & CIO of Aberdeen Asset Management from September 2015 to April 2017 and as the Global COO of Group Functions at [Barclays](/org/barclays) from February 2014 to August 2015. Prior to that, they were the Managing Director and Group Chief Technology Officer at UBS from January 2010 to December 2011.

Iain Plunkett received a B.Eng in Information Engineering from the [University of Strathclyde](/org/university-of-strathclyde).

Their manager is Mike Regnier, CEO. Daryl Brookes - Director of IT Operations & Service Delivery, Graham Calder - Interim CIO report to Iain Plunkett. They are on a team with Tim Hinton - Head of Corporate & Commercial Banking, Andrew Knight - CTO, and Duke Dayal - CFO.

Iain Plunkett

Duke Dayal is the current CFO at Santander UK. Duke has previous experience as CEO of Santander Bank and CFO of Santander US, as well as CFO of [Bank of the West](/org/bank-of-the-west) and BancWest. Brysam Global Partners, where they were Managing Director, and [Citigroup](/org/citigroup), where they were Chief Operating Officer of Retail Distribution North America, are also among their previous employers. Duke Dayal began their career in finance with [Diageo](/org/diageo) in 1989, holding various finance roles over the next nine years.

Duke Dayal is an ACMA and BA (Hons) in Accounting and Finance from [Nottingham Trent University](/org/nottingham-trent-university).

Duke Dayal works with Andrew Knight - CTO, Tim Hinton - Head of Corporate & Commercial Banking, and Dave Sheridan - Global Chief Information Security Officer. Duke Dayal reports to Mike Regnier, CEO.

Duke Dayal

Daryl Brookes was named Director of IT Operations & Service Delivery in March of 2021. Brookes joined from [Metro Bank](/org/metrobank) where was interim Cloud CIO and director of IT operations and service delivery.

Daryl Brookes

Andrew Knight is the CTO at Santander UK. Andrew has previous experience working at [Goldman Sachs](/org/goldman-sachs), where they were a managing director.

Andrew Knight attended the [University of Oxford](/org/university-of-oxford), where they earned a MEng in Engineering Science.

Some of their coworkers include Tony Prestedge - Deputy CEO, Duke Dayal - CFO, and Iain Plunkett - COO & Chief Transformation Officer. Andrew Knight reports to Mike Regnier, CEO.

Andrew Knight

Tim joined Santander UK in July 2018 as Head, Corporate & Commercial Banking. He’s responsible for all aspects of the Bank’s broad range of services to Small and Medium-sized Enterprises and Mid-Market companies across the UK.

Before joining Santander, he was Managing Director, Mid Markets and SME Banking at Lloyds Banking Group from 2013 – 2017 where he was also responsible for Inclusion and Diversity within the Commercial Banking division. Tim has extensive global experience gained during his time at Standard Chartered from 1986 – 2013 where he held senior leadership roles in Corporate, Commercial and Retail Banking across Asia, the UK and the Middle East.

Tim’s also a Trustee of the charity, In Kind Direct, which co-ordinates significant and diverse product giving across the UK and beyond.

In his free time, Tim enjoys spending time with his wife and young family.

Tim Hinton

Dave Sheridan is the Global Chief Information Security Officer at Santander UK. Dave has experience in the cybersecurity field, working previously at Cyber Defence Alliance.

Dave Sheridan's educational career involved studying Creating Value Through Strategy & Finance and Implementing Strategy Through Effective Management Programme at the [London Business School](/org/london-business-school).

Their manager is Mike Regnier, CEO. Dave Sheridan works with Tim Hinton - Head of Corporate & Commercial Banking, Tony Prestedge - Deputy CEO, and Patricia Halliday - Chief Risk Officer.

Santander UK

Org chart

Teams

Leadership Team

CEO and Executive Team

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