Sterl Greenhalgh (Partner)

Sterl works in our Forensic and Investigation practice, specialising in managing investigations for corporate and public sector clients and uses this experience to deliver practical fraud risk management solutions to help prevent fraud occurring. He also heads up Grant Thornton's Anti-Corruption Group

Sterl joined us at Grant Thornton in 2007. Previously he began his investigations career with HM Customs & Excise before joining a boutique investigations firm where he managed a wide variety of cases around the world, including seven years heading up a subsidiary office in the United States. He joined a Big Four Forensic Practice in 1998.

With over 25 years' experience in forensic investigations and reviews, Sterl has extensive experience in:

  • Corruption Investigations (including Foreign Corrupt Practices Act) and remediation
  • helping clients devise and implement Bribery and Corruption strategies
  • managing large-scale global cross-border investigations
  • working on insolvency cases to recover assets
  • investigating employee fraud (including whistleblowing cases) in the UK
  • delivering bespoke ethical risk management solutions to address fraud, AML, competition, corruption risks
  • forensic support to Internal Audit functions in public/private entities
  • formulating and delivering bespoke anti-fraud training.

Sterl's expertise covers:

  • Financial Services
  • Extractive industries
  • Retail (Loss Prevention)
  • Gaming & Leisure
  • Construction
  • Internal Audit
  • Procurement / Supply Chain
  • Government (UK and foreign)
  • Local Authorities


  • MSc in Forensic Investigation (Distinction) 2004
  • Certified Protection Professional (CPP)

Contact Details >

Sterl Greenhalgh

London, Finsbury Square

+44 (0)20 7728 3448