AlixPartners hires Ian Clemmence as expert witness
Ian Clemmence has joined AlixPartners in London. Bringing a quarter-century of experience to the firm, he arrives from a Big Four firm.
Andrew Grantham, managing director for investigations, disputes and advisory services at AlixPartners, commented, “We’re thrilled to welcome Ian to AlixPartners. He brings substantial experience in high-profile corporate disputes, which will complement and further strengthen the capabilities within our thriving Investigations & Disputes team. Our clients will benefit from an enriched suite of expertise across investigations, valuations, and disputes, as we support them through the complex and evolving challenges of today’s business environment.”
Clemmence will be based in London with a global remit. He has over 25 years of experience in audit, investigation and statistical analysis work; and a history of testifying in investor-state and commercial arbitration, as well as in High Court litigation.
The former leader of PwC’s UK forensic disputes practice, he has been involved in over 175 cases throughout his career. At the same time, he has provided oral testimony on numerous occasions, and has experience of mediations, managing global investigations, corruption reviews and audits under UK GAAP, IFRS and US GAAP.
Prior to joining PwC, Clemmence worked for a leading economic consultancy firm in London. He was also a manager in the technology, media and telecommunications division of Deloitte, where he completed his ACA qualification.
Founded in 1981, AlixPartners is headquartered in New York and has offices in more than 20 cities around the world.


