Jeff has over 30 years of experience in oversight and investigations, including leading and conducting internal and external corporate investigations across the private sector, multiple United Nations agencies, and other international organizations. He currently serves as the head of investigations, compliance, and evaluations for an intergovernmental organization. Jeff holds a Bachelor’s Degree in International Business and a Master’s Degree in Criminal Justice. He is a Certified Corporate Investigator, a Certified Fraud Examiner, and a Certified Quality Management System Internal Auditor, with extensive expertise in governance, risk, ethics, regulatory compliance, program evaluation, misconduct reviews, and organizational accountability across diverse global environments.

Ronan Guckian is a qualified Barrister and Senior Investigator in MetLife’s Global Investigation Unit, leading investigations across the EMEA region. With more than 20 years’ experience in financial crime, AML, and regulatory compliance, he specializes in internal fraud, forgery and complex cases. Previously, as Deputy Head of Financial Crime at KBC, he led major fraud investigations, staff-related prosecutions, and engagement with law enforcement agencies in the UK and Ireland. A former Deputy MLRO, Ronan helped design AML and AFC controls. He has contributed to several well-known Irish financial crime investigations and served on the BPFI’s Fraud Database Steering Committee and Wider Fraud Forum.

Andrew de Roy is the founder of Bearstone, a leading risk consulting firm based in Warsaw, Poland. Since establishing the company in 2007, he has grown it into one of Europe’s pre-eminent firms in the field, with offices in Warsaw, Berlin, and London, and a presence in Belgrade and France. Andrew first moved to Poland as a financial journalist, where he set up the Warsaw office of Mergermarket (Financial Times Group). This role enabled him to build the core networks that now underpin Bearstone’s ability to assist a wide range of clients around the world. He is also the founder of several influential platforms, including Warsaw Disputes Days - a prominent dispute resolution forum - Asset Recovery CEE, one of the region’s leading conferences on asset recovery and investigations, and 2nd Thursdays, a networking initiative for the corporate intelligence community. Andrew is regularly invited to speak as an expert at international conferences focused on intelligence collection, asset recovery, technological trends in investigations and the CEE region.

Johan is a compliance professional with more than 25 years of experience across anti-corruption, corporate investigations, compliance, and internal audit. He has held senior global roles at IKEA, Shell, Vestas, and Herbalife, designing and implementing anti-corruption programs, leading multi-jurisdictional investigations, establishing whistleblower systems, and conducting third-party due diligence, with most roles carrying direct accountability to the C-suite. Johan is also a recognised mentor and speaker on interviewing in corporate investigations.

Anxo Lois Martínez is an experienced legal and compliance professional with almost two decades of international experience in corporate law, compliance and data protection. Following postgraduate studies in European Affairs in Brussels, he has held senior legal, compliance and executive positions with leading FMCG companies, including Grupo Modelo and AB InBev. Throughout his career, Anxo has led numerous cross-border compliance investigations, advising on ethics, anti-corruption and corporate governance matters across multiple jurisdictions. Having worked with globally recognised brands including Corona, Budweiser, Stella Artois and Estrella Galicia, he combines strong legal expertise with a practical business approach to governance, risk management and compliance.

Harjit Sandhu brings over four decades of experience in international investigations, anti-fraud and anti-corruption, anti-money laundering, human rights, humanitarian law, and civilian protection. His career includes senior policing and counter-insurgency roles in India and international assignments with Interpol, the UN Security Council, the International Criminal Tribunal for the Former Yugoslavia, the Special Tribunal for Lebanon, and the World Food Programme. As Coordinator and Spokesperson for five UN Security Council Panels of Experts, he led investigations into sanctions violations, arms trafficking, and illicit diamond networks. Harjit has also advised international organisations as an independent expert and holds advanced qualifications in law, investigations, governance, and risk management.

Emmanuel Pascal is an experienced fraud trainer (Dauphine PSL, Sorbonne, IIA France) and Condor Strike CEO, an investigation consulting firm that supports audit, compliance and forensics teams to use data in their investigation or to prevent Fraud. He shared his expertise in Data analytics and AI in the ACi Handbook. He worked on different types of fraud schemes in Europe and in America, in various industries such as Supply chain, Manufacturing, Services, Retailing, Wholesale and Insurance. Emmanuel worked 25 years in internal audit for large private and public sectors companies where he gained risk management and audit expertise.

Joyce is a Partner at HKA based in Johannesburg, leading investigations and compliance advisory work across Africa. With nearly two decades of experience in governance, compliance, risk management and forensic accounting, she has held senior roles at HKA, Control Risks, PwC and EY. Joyce specialises in corporate investigations, non-financial misconduct, workplace matters, anti-bribery and corruption, and compliance advisory for multinational organisations, NGOs and financial institutions. She serves as an Independent Non-Executive Director of NMB Bank and Vodacom Tanzania, sitting on their Audit and Risk Committees. Joyce holds an MBA from Coventry University and is a Certified Forensics Practitioner.

Yamini is a corporate investigations leader with over 22 years’ experience across professional services, financial services and technology. She spent over a decade advising multinational and cross-industry clients before moving in-house, ultimately serving as Director of Investigations for the UK and Europe at a major international financial institution. Her experience spans complex cross-border investigations and the design, leadership and transformation of investigations functions. Yamini is currently engaged through a consulting firm with responsibility for a global investigations programme at a leading technology company.

Cheryl O’Shea has over 20 years of experience in investigation and risk management and specialises in fraud and investigations within the IT industry. Her extensive investigation experience extends to conducting investigations involving fraud, corruption, money laundering, financial misconduct, non-compliance, and violation of company policies. She leads a corporate investigation team in a multinational IT company covering Asia Pacific to conduct investigations in challenging situations and work with legal counsel in multi-jurisdictions. Cheryl holds a Bachelor’s degree in Accounting from the UK and a Master’s degree in Finance from Ireland. She is a Certified Fraud Examiner (CFE).

Yijun Zheng is ACi's China Regional Director and legal professional with extensive experience in commercial dispute resolution and labour law practice. She specialises in labour arbitration and litigation, covering complex issues such as termination of employment, equity incentives, salary and wage disputes, overtime pay, bonuses, and non-compete obligations. She has provided long-standing legal support to multinational corporations in conducting compliance investigations involving employees in China, and leverages her deep understanding of the Chinese legal landscape to help clients quickly navigate local regulatory requirements and develop practical, actionable strategies. Yijun Zheng is adept at delivering precise and pragmatic legal counsel that aligns with clients' commercial objectives, enabling informed and risk-aware decision-making. As the leader of ACi's China operations, she is committed to continuously strengthening the professional capabilities of the local team and plays a key role in advancing ACi's strategic development across the Asia-Pacific region. Her work exemplifies ACi's enduring commitment to professional integrity, regulatory compliance, and operational excellence.

Shanu is Head of ACi India. She is an experienced ethics, compliance, governance, and corporate secretarial leader with over 30 years of expertise in driving responsible business practices, regulatory compliance, mergers and acquisitions, and sustainability initiatives, with a strong background in managing listed companies, regulatory audits, policy compliance, third-party management, and corporate governance across multiple countries and industries.

Kezia Hardingham is a Chartered Accountant and experienced investigations professional with a background in compliance, corporate intelligence, and forensic investigations. Prior to moving in-house, Kezia worked at KPMG and Forensic Risk Alliance, supporting complex global investigations, including the Airbus investigation involving the U.S. Department of Justice, the Serious Fraud Office, and the Parquet National Financier. Kezia has extensive experience in fraud, financial misstatement, workplace misconduct, anti-money laundering, and bribery investigations across multiple sectors. Since 2023, Kezia has served as Group Head of Investigations at DKSH, overseeing investigation governance, complex investigations, and investigator capability development across the company's operations in 36 countries.

David is a lawyer and Director of Enterprise Investigations and investigates for corporate and government clients across all sectors, often where issues of regulatory and legal breach, serious misconduct or systemic failure arise at the highest levels. His work has taken him across jurisdictions and countries and he frequently investigates high stakes and notable whistleblowing matters in both the private and public sectors. Before establishing Enterprise Investigations, David was a Sydney-based commercial barrister for a decade.

Livia started her career within Internal Audit and Risk management. She has more than 15 years’ experience performing and leading corporate investigations in the mining and industry sector, especially in large Capital Projects. Her experience covers a variety of conduct and ethics breaches related to financial crime, regulation and compliance, unfair labor practices, sexual harassment and fraud. Livia has a degree in Marketing, post-graduation on International Financial Reporting Standards and Corporate Governance. She is now leading the South America Investigations function for a large Group in the mining, diamonds and minerals sector. Livia is Certified Fraud Examiner and holds an Executive MBA by Fundação Dom Cabral.

Dercio graduated in law from the Federal University of State of Rio de Janeiro in 2000. After that, he was approved to the Bar Association in Brazil and worked as an attorney to 2003, when joined Federal Police as a chief in police investigator. To the Federal Police, Dercio worked in several different areas: investigating financial crimes, corruption, environmental crimes, embezzlement of public funds, internal affairs, among others. Dercio, after a few years, was promoted to public manager. In 2020, he retired from Federal Police, same year that he concluded the Compliance specialisation and became again the career as an attorney. From 2021 to 2022, Dercio worked in EY, in Rio de Janeiro, as a forensic senior manager, where continued to investigate frauds among others. Dercio has vast experience in conducting crime investigations and dedicated his career to combat corruption in all sectors.

Lindsay brings over 20 years of experience as a case analyst and investigator across civil and criminal law, higher education, and corporate environments. She currently serves as a Compliance Advisor at FedEx, where she supports the development, administration, and ongoing enhancement of the company’s global misconduct reporting and investigative program. Her background in applied research initiatives, combined with extensive practical investigative experience, informs her commitment to promoting procedural justice through empirically grounded, methodologically rigorous investigative practices and approaches across diverse organisational settings and complex investigative environments. Lindsay is a Certified Fraud Examiner and holds a master’s degree in forensic psychology.

Brad is the Head of Business Integrity and Assurance at ADNOC, based in Abu Dhabi. With extensive international experience, he previously served as Global Head of Compliance, Conduct & Ethics for Shell Trading and Supply, working across the U.K., U.S and Singapore. Brad brings deep expertise in Conduct Risk, Regulatory Enforcement, and Intelligence/Investigations, developed through his background in detective and investigative roles with the City of London Police and the Financial Conduct Authority. He specialises in Whistleblowing frameworks and Compliance Incident management, delivering robust governance and ethical leadership across complex global operations.

Charanjeet Singh is a seasoned fraud risk and investigation professional with over 29 years of experience. He has previously served as Group Head of Fraud Risk and Investigation at First Abu Dhabi Bank and Chairperson of the Fraud Prevention Committee at the UAE Banks Federation. His international experience spans the UAE, Saudi Arabia, Tanzania and India, with a strong focus on contributing to the profession. He has been associated with from 2021 onwards.