Roger Isaacs

Forensic Partner

Specialisms: Strategic advice, business turnaround, forensic accountancy and mediation

Chartered accountant Licenced insolvency practitioner
CEDR accredited mediator

In addition to his day to day role advising clients, Roger lectures widely on a variety of accountancy related topics including Business Valuation, Strategic Planning and Directors’ Duties. He is also a prolific author of accountancy articles, which have been published both in the technical press and more widely, and he has been a visiting Forensic Studies university lecturer at the Shrivenham Defence Academy.

As a qualified mediator, Roger assists businesses to resolve conflicts without recourse to the court but he is also regularly asked to provide expert accountancy opinion in relation to court proceedings. In 2010, he became one of the first people in the country to qualify for the new Forensic Accountants Accreditation from the ICAEW, in recognition of his knowledge and experience, which covers a diverse range of legal sectors from divorce and shareholder disputes to fraud cases and loss of earnings calculations.

Roger is the National Technical Director of the Network of Independent Forensic Accountants (“NIFA”) and has given oral evidence in the County Court, the High Court, and the Magistrates Court, as well as in the Employment Tribunal and the Lands Tribunal. Roger has also given evidence concurrently by means of so-called “Hot-tubbing”. Through his work with the legal profession, he has also become a member of Resolution and the Expert Witness Institute.

He sits on the panel of the President of the ICAEW for appointments to resolve disputes by means of Expert Determination and is Former Chair of the ICAEW Forensic Advisory Committee. He is; treasurer and a committee member of the Association of South West Mediators, and is an accredited member of the Academy of Experts.

Roger is also Chairman of MGI Worldwide – a top 20 ranked global accounting network with some 5,000 professionals in more than 250 locations around the world.

As a licensed insolvency practitioner, Roger regularly advises businesses that are in financial difficulty and, in some cases, has to put to the test the commercial advice that he gives to his clients, when he finds himself at the helm of companies that he is trading in his capacity as Administrator. He also has considerable experience of acting as liquidator of solvent companies and has acted in relation to multi-million-pound tax-driven group reorganisations.

Finally, Roger is a trustee of a number of charities including Headway Somerset and St Peter’s Hospice.

Webinar: Business valuations in divorce during the COVID-19 pandemic

Forensic Partner Roger Isaacs considers how divorce lawyers should deal with the valuation of family businesses during the Covid-19 pandemic, when many of those businesses have effectively been “mothballed”.

He discusses the pros and cons of pressing ahead with valuations now compared with waiting for a time of less economic uncertainty, bearing in mind the fact that divorcing clients will want to avoid being left in limbo and will be keen to finalise their financial separation.

Listen to my latest podcast: Spotting the signs of cybercrime

In this episode, Roger Isaacs, our Forensic Partner, joins Ross Jones, Senior Marketing Manager, to discuss fraud, with a particular focus on cybercrime.

With a rise in cybercrime cases in recent years, Roger gives us an insight into how it can affect individuals and businesses.


Roger Isaacs is licensed as an insolvency practitioner in the UK by the Institute of Chartered Accountants in England and Wales.