Hannah Griffin

Managing Director - Disputes, Investigations & Valuations, Quantuma


Hannah is a Managing Director and leads our Disputes, Investigations and Valuations practice in the Midlands. Primarily based in Birmingham, she also spends time in the firm’s London office.

With over 20 years’ experience, Hannah is a seasoned practitioner in litigation support services and a forensic accounting expert witness with testifying expertise in the UK High Court. 

She has experience in international arbitration, litigation, mediation, expert determination and negotiated settlements. She works across a range of sectors and has particular expertise in hospitality and leisure, professional services, real estate, retail and automotive, in addition to infrastructure and capital projects. 

Hannah has supported individuals, partnerships, companies, and central and local government with claims ranging from £50,000 to more than £100 million. She acts on behalf of claimants and defendants relating to claims arising from commercial and contractual disputes, business interruption and disturbance, and professional negligence.

She also regularly undertakes contentious business valuations in matters involving compulsory purchase, shareholder disputes and matrimonial proceedings. 

Hannah's recent work highlight includes working as an independent expert instructed by the group action claimants in a reported case relating to a multi-million-pound property investment scheme.