Brian Weihs is a managing director



Managing Director and Head of Mexico Office

Brian Weihs is a managing director with Kroll's Forensic Investigations and Intelligence practice and head of the Mexico office. With 30 years of experience advising clients across multiple industries on complex matters, Brian is an expert in corporate investigations, disputes and risk issues, corporate governance and compliance, crisis management, and reputational issues. Brian frequently leads complex fraud and corruption investigations, projects supporting clients in assessing and improving their compliance and risk management programs, and in-depth due diligence investigations of transactions.

Prior to joining Kroll, Brian was a director in a large independent, global risk consultancy, based in Mexico and later São Paulo, leading investigative and compliance and risk-management projects throughout Latin America. Prior to his consulting career, Brian was legal and financial manager for investment and exploration businesses of a major Australian mining company in Latin America. He has also worked in corporate lending for a Canadian bank and its Argentine subsidiary, based in Buenos Aires and later Toronto, and has practiced as a corporate and commercial litigation lawyer in Toronto.

Brian is frequently asked to speak at conferences on anti-corruption, ethics, compliance and risk management. He is a Certified Fraud Examiner, a Certified Compliance & Ethics Professional (International) and has been certified as an Anti-Money Laundering Specialist.

Professional Experience
  • Business Intelligence and Due Diligence
    Brian frequently leads investigations for clients on their third parties, focusing on reputational, corruption, and money-laundering risks in advance of acquisitions, large transactions and new business relationships. In several recent projects, Brian has assisted clients in navigating the challenges of large-scale investments involving Mexico’s challenging energy sector, analyzing the reputations and histories of the numerous parties involved in the investments, and identifying critical areas of U.S. Foreign Corrupt Practices Act (FCPA) and corruption risk.
  • Fraud and Corruption Investigations
    Brian regularly leads investigations for clients into fraud and corruption allegations, including forensic analysis of digital data and accounting records, and data analytics. Brian has led such investigations for clients in manufacturing, banking, engineering and construction, oil and gas, mining, and professional services. In a recent case, Brian and his team investigated millions of euros of losses to a scheme with a large client, focusing on opportunities for recovery and evidence for criminal complaints.
  • Anti-Corruption Reviews
    Brian and his team conduct tailored reviews and investigations in advance of acquisitions to identify risks under the FCPA, UK Bribery Act, and other legislation regarding corruption of foreign officials. Brian has also conducted reviews of client operations for corruption risks in numerous sectors, including health, mining, transport and logistics, and finance.
  • Anti-Money Laundering
    Brian has conducted anti-money laundering reviews of financial institutions, from banks in Venezuela to money transmitters across the U.S.-Mexico border.

Education & Certifications
  • J.D., University of Detroit Mercy
  • International M.B.A., York University
  • LL.B., University of Windsor
  • B.A., University of Concordia
  • Certified Fraud Examiner (ACFE)
  • Certified Compliance & Ethics Professional – International (SCCE)
  • Certified Anti-Money Laundering Specialist (ACAMS)

Affiliations & Memberships
  • Chairman, Commission for Business Intelligence and Risk Management, International Chamber of Commerce (ICC), Mexico Branch
  • Board Member, Pronatura Mexico A.C.
  • Member, Law Society of Ontario (licensed to practice law in Ontario)
  • Member, International Bar Association (IBA)

Forensic Investigations and Intelligence

The Kroll Investigations, Diligence and Compliance team are experts in forensic investigations and intelligence, delivering actionable data and insights that help clients worldwide make critical decisions and mitigate risk.