Membership Number or E-mail Address

  • ICAS is a professional body for more than 20,000 world class business men and women who work in the UK and in more than 100 countries around the world. Our members have all achieved the internationally recognised and respected CA qualification (Chartered Accountant). We are an educator, examiner, regulator, and thought leader.

    Almost two thirds of our working membership work in business; many leading some of the UK’s and the world’s great companies. The others work in accountancy practices ranging from the Big Four in the City to the small practitioner in rural areas of the country.

    We currently have around 3,000 students striving to become the next generation of CAs under the tutelage of our expert staff and members. We regulate our members and their firms. We represent our members on a wide range of issues in accountancy, finance and business and seek to influence policy in Europe and the UK, always acting in the public interest.

    ICAS was created by Royal Charter in 1854.

    Departments and staff of ICAS

    See contact details here or call ICAS’ main telephone line on +44 (0)131 347 0100.

    Office Bearers

    Brendan Nelson, CA, President

    0131 347 0309; president@icas.org.uk  Brendan Nelson 

    Brendan qualified in 1973 and joined Peat Marwick Mitchell & Co London in 1974. Peat Marwick Mitchell and Thomson McLintock merged to form KPMG. He was made a partner in KPMG in 1984 and had a distinguished career in professional practice with KPMG, where he became Vice-Chairman of the UK firm and was also Global Chairman of the Banking and Financial Services networks of KPMG International.  

    Brendan joined the Board of RBS plc in April 2010 as a non-executive director. He chairs the Group Audit Committee. In November 2010 he was appointed as a non-executive director of BP plc, where he sits on the Chairman’s Committee and chairs the Audit Committee. Additionally, Brendan served as a member of the Practitioner Panel for six years. This is the statutory body established by the Financial Services and Markets Act to advise the Financial Services Authority and to report publicly on the views of the FSA’s work.

    Brendan is a past Council member of ICAS and Chaired the Institute’s Audit Committee between 2005 and 2008.

    Jann Brown, CA, Deputy President

    0131 347 0309; deputypresident@icas.org.uk  Jann Brown 

    Jann trained with KPMG, qualified as a CA in 1990, and immediately went on to complete her CTA in 1991. She stayed with KPMG until 1997, specialising in corporate tax. In 1997, she moved to Deloitte & Touche but could not resist the call of a role in industry and moved to Cairn Energy plc in 1998, initially as Group Tax Manager and later moving to Group Financial Controller, then Finance Director - a post she has held since 1996. This current role includes responsibility for employee matters and investor relations within Cairn, now a FTSE 100 company.

    Outside of this role, she has been actively involved with Arts in Business in Scotland, holding board level responsibilities.

    Jim Pettigrew, CA, Vice-President Jim Pettigrew

    0131 347 0309; vicepresident@icas.org.uk 

    Dundee-born Jim Pettigrew studied at the High School of Dundee, Aberdeen University (LLB) and Glasgow University (DipAcc) before qualifying as a Scottish Chartered Accountant (CA) with Ernst & Young. Jim undertook a number of commercial finance roles in Scotland prior to joining international insurance broker Sedgwick Group plc, where he rose to become Group Treasurer and Deputy Chief Financial Officer. For many years he was the Chief Financial Officer for the world's largest money and derivatives broker ICAP plc, a member of the FTSE 100, before joining emerging markets asset manager Ashmore Group plc as part of the team that successfully floated the business on the London Stock Exchange. He later spent time as Chief Executive of CMC Markets plc, and is currently Chairman of Edinburgh Investment Trust plc,  Deputy Chairman Royal Bank of Canada Europe, Chairman of the Audit Committee at Aberdeen Asset Management plc and Clydesdale Bank plc; and  non-executive director at Hermes, AON UK Ltd and Pacific Investments.  He has recently joined the board of Crest Nicholson plc. Jim is a member of the Association of Corporate Treasurers and a Fellow of the RSA.  He has several interests outside of business including golf and gardening.

    Executive Team

    Anton Colella, Chief ExecutiveAnton Colella 

    0131 347 0266; acolella@icas.org.uk
    Anton Colella became Chief Executive of ICAS in October 2006.  

    Previously he was the Chief Executive of the Scottish Qualifications Authority (SQA), from December 2003 to October 2006, following a period as Director of Qualifications.

    He was elected Chair of the Global Accounting Alliance (GAA) in November 2011. The GAA has around one million members in 165 countries, and represents a collection of leading institutes from around the world.

    Anton became an Honorary Professor of Education at the University of Glasgow in 2012 and joined the University of Glasgow’s Strategic Advisory Board in 2011.  He is a Council member of the Confederation of British Industry Scotland (CBI) and a Trustee of Columba 1400, an award winning social enterprise and charity to help young people realise their potential.  Anton is also Chairman of the Scottish Council of Independent Schools (SCIS). SCIS is an independent educational charity representing over 70 member schools in Scotland which educate more than 32,000 children.

    A graduate of the University of Stirling, Anton’s career began as a teacher of Religious Education. Before joining the SQA he was Depute Head Teacher at St Margaret Mary’s Secondary School in Glasgow.

    Anton lives in Glasgow with his wife, two daughters and two sons. His main interests are his family, rugby, eating out and spending time in the Highlands of Scotland.

    Mark Allison, Executive Director, EducationMark Allison

    0131 347 0182; mallison@icas.org.uk  

    Professor Mark Allison is a Chartered Accountant (CA), who has been the Institute’s Executive Director, Education for more than 15 years.  In this role he is responsible for the CA qualification system, much of the exam activity, commercial and policy-related matters as well as a number of international benchmarking and reciprocity activities.  Prior to joining ICAS, Mark qualified as a CA, originally with KPMG.  Mark is a visiting Professor at Robert Gordon University, a role he has carried out for 10 years.  He chairs the ICAS TPS Examination Panel, the ICAS BPP joint venture, and has recently taken on the role as Chair of the Audit Committee of the Royal College of Surgeons and Physicians of Glasgow.  Mark is a member of the QAA Scotland Committee, the Global Accounting Association Education Directors Group and from 2009 – 2011 was Chair of the International Accounting and Education Standards Board. 

     

    Atholl Duncan, Executive Director, UK and
    GlobalAtholl Duncan

    0131 347 0150; aduncan@icas.org.uk  

    Atholl joined ICAS in 2011 following a distinguished career in broadcast journalism and corporate communications. He is a former executive at the BBC – leading a team of 270 journalists who delivered the Corporation’s news, current affairs, political coverage and investigative journalism in Scotland on radio, television and online. In his current role he is responsible for serving the members of ICAS.  This includes a key role in delivering the strategy of “Building A Professional Community” by increasing engagement through events, communications, digital and other relevant channels for the 20,000 members across the UK and in 100 countries around the world.  He is also responsible for brand, marketing, media, and plays a key role in the Institute’s political engagement at Holyrood and Westminster. Atholl is a former Director of Corporate Affairs at Scottish Water and served as a non-executive director at Sportscotland for more eight years.  He is currently a non-executive director of the Hibernian Community Foundation.

    Lesley Glen, Chief Operating Officer

    0131 347 0316; lglen@icas.org.uk  
    Lesley Glen pictureLesley Glen is Chief Operating Officer at ICAS, with responsibility for the Finance, Facilities and HR teams. Lesley graduated from Glasgow University gaining an LLB with Honours in Public International law. Lesley undertook her accountancy training with Strathclyde Regional Council, becoming a CIPFA member and prizewinner. Lesley moved away from the local authority sector shortly after qualifying, spending a number of years in the education sector before joining ICAS.  Lesley is a member of the Audit Committee at SRUC. 

    Vivienne Muir, Executive Director, CommercialViviene Muir

    0131 347 0275; vmuir@icas.org.uk  

    Vivienne Muir is the Executive Director of Commercial at ICAS. Vivienne joined ICAS in 2005. Following qualification as a solicitor after training with Balfour and Manson in Edinburgh, Vivienne worked in Sydney as a litigation lawyer. Upon her return she developed her leadership ability in a number of roles and, prior to joining ICAS, worked as a Business Manager for the Scottish Qualifications Authority. Before her appointment as Executive Director, Commercial, Vivienne was Executive Director, Regulation and Compliance. 

    Michelle Mullen, Executive Director, RegulationMichell Mullen (new)

    0131 347 0274; mmullen@icas.org.uk  

    Michelle Mullen joined ICAS in 1998. A Solicitor, she qualified with ICAS and was the first trainee solicitor in Scotland to qualify in an in-house legal/accountancy environment. Prior to her appointment to the post of Executive Director, Regulation, Michelle was Head of Investigations; responsible for the delivery of the complaints function and all related issues involving professional conduct. Michelle has a proven track record in the delivery of regulatory policy, particularly in relation to public interest matters. She is responsible for ensuring members uphold standards in an ever increasingly complex regulatory regime. Michelle has responsibility for the issuing and monitoring of all professional authorisations, CPD and the investigation of complaints. 

    David Wood, Executive Director, Technical Policy
    and Practice SupportDavid Wood

    0131 347 0240; dwood@icas.org.uk 

    David Wood is Executive Director, Technical Policy and Practice Support, at ICAS - which means he is responsible for all of the Institute’s technical activity in the fields of accounting, auditing, company law, tax, etc, including research and various proactive initiatives in these areas. He is also responsible for supporting the Institute’s practising firms, including the provision of guidance and advice, and the development of relevant products and services. David was born in 1961 and studied at St Catherine's College, Cambridge University, gaining a BA(Hons) in Mathematics in 1983 and an MA(Cantab) in 1986. He has been an ICAEW member for 27 years and an ICAS member for 19 years. David originally worked for Ernst & Young in England and New Zealand, and joined the ICAS technical team in 1993. He was appointed Executive Director in December 2004. 

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