Meet the ICAS team

The ICAS team oversees a world-class network that promotes, inspires and enables professional excellence in Chartered Accountants, whilst always acting in the public interest.
Our top team directs all the various ICAS functions and responsibilities, from regulating and promoting the profession, to looking after our qualified members and training the next generation of CAs.
You can meet the members of our Executive Team below or learn more about ICAS.
Executive Team
Bruce Cartwright, Chief Executive
Bruce was appointed Chief Executive in March 2018 having initially joined ICAS in May 2017 as Executive Director, Policy Leadership.
As Head of PwC’s Scottish Corporate Restructuring practice from 2001-2016, Bruce led the team on a number of high-profile solvent and insolvent corporate restructures in Scotland and abroad. His final significant assignment was as one of the Global Receivers in the Receivership of OW Bunker, a $17 billion turnover Danish-listed company supplying fuel to the global shipping market.
Bruce qualified as a Chartered Accountant in 1989. Following an initial period in the Assurance practice he spent the vast majority of his professional career in PwC’s restructuring team. Primarily working across the UK, he also worked in Malaysia, Central Europe and Denmark. He was seconded to Royal Bank of Scotland and Carnaud Metal Box during his PwC career. Bruce also spent one year at Ernst & Young.
Bruce is also a former member of Council and chaired the Insolvency Committee, Technical Policy Board and Oversight Committee in relation to Scottish Independence.
Frances Horsburgh, ICAS Secretary
Frances is a solicitor by profession and recently joined ICAS from Standard Life Aberdeen plc where she spent nearly 25 years in a variety of roles in their in-house Legal team and Secretariat function. Frances developed a particular interest in corporate governance and company secretarial work during the preparations for the demutualisation of Standard Life in 2006 and continued to focus her interest on this.
Latterly, she was Head of Governance and Company Secretary to the Pensions and Savings function, which formed a significant element of Standard Life Aberdeen’s multi-layered and complex corporate structure (regulated by both the PRA and FCA) before it was sold to Phoenix in August 2018.
Frances is responsible for maintaining the ICAS corporate governance regime and guiding the President, Chief Executive, Council and the Boards and Committees to whom Council has delegated responsibility, through the ICAS Rules and Regulations
Mark Allison, Executive Director, Learning
Mark Allison MA CA has been an ICAS Executive Director for over 15 years. In this role he is responsible for all aspects of the CA qualification including syllabus content, instructional design and delivery, and examinations. ICAS commercial activities, reciprocity and international development projects also form a significant part of the role.
Mark chairs a number of external boards and committees in the UK and internationally and is a visiting professor at Robert Gordon University. Current and former organisations Mark has been connected with include the Royal College of Physicians and Surgeons of Glasgow, QAA, UN, IFAC and the GAA.
Lesley Glen, Chief Operating Officer
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 also a member of the Board of Management of South Lanarkshire College.
Michelle Mullen, Executive Director, Standards
Michelle Mullen joined ICAS in 1998 as a trainee solicitor and was appointed Executive Director in 2011.
She has a wealth of regulatory experience after nearly 20 years working within the chartered accountancy profession. As Executive Director, Michelle has responsibility for the various regulatory functions of ICAS, ensuring that ICAS is a leading regulator and that our CA members, firms and affiliates adhere to the highest professional and technical standards.
Michelle is a qualified solicitor and has developed particular interests in professional governance, regulatory law and policy and public interest discipline.
Carolyn Spencer, Executive Director, Customer Experience
Carolyn Spencer is Executive Director Customer Experience. The Customer Experience team is a newly formed team focussed on delivering an excellent service to ICAS Members, Students and Firms. The service will continue to be personal, befitting of a Membership organisation, it will enable channels of choice in a sustainable, digital first and secure manner.
Carolyn started her career in the electronics industry, with a particular emphasis on process improvement and quality assurance. This led to the development into the Digital and Change arena, where, prior to joining ICAS she led a Global Digital Operations team. Carolyn joined ICAS in 2014 and led the Digital Transformation activities. In her current role, she will continue to work with the ICAS team on process improvement, technology and innovation.
Sarah Speirs, Executive Director, Member Engagement and Communications
Sarah Speirs is the Executive Director of Member Engagement and Communications at ICAS and joined the team in April 2019.
Sarah’s focus will be on growing membership engagement, delivering value, developing ICAS’ communications strategy and promoting our external voice and influence with Governments and stakeholders.
She possesses an extensive knowledge of working for a professional body having worked for RICS, both in London and Edinburgh for over 19 years. She brings with her a wealth of experience and a formidable strategy and communications background having led and deployed many high-impact global membership engagement campaigns. She also possesses a strong background in public policy, media relations, brand development, marketing and influencing. Prior to joining RICS, Sarah spent 6 years working in the education sector.
Sarah has also held a number of Non-Executive Director roles having previously been a Director of the Scottish Arbitration Centre; a Council Member of NHBC; a Director of Safe Deposits Scotland and a Director of the Scottish Building Contracts Committee.
Sarah has an MBA from Napier University and is a member of both CIPR and CMI.