Due Diligence Mexico

Investigative lawyers delivering independent, forensic-grade due diligence.

Speak With Our CDMX Team.

All enquiries are strictly confidential.

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Independent Due Diligence in Mexico

Forensic intelligence for corporate decision-making.

Entering a new market, acquiring a company, or forming a partnership in Mexico requires reliable information. Public records rarely reveal the full picture.

Warden Consulting conducts independent due diligence investigations in Mexico, helping law firms, investors, and corporate counsel assess risk before entering transactions.

Our work combines corporate intelligence, discreet local enquiries, and documentary analysis, producing clear assessments of the individuals, companies, and structures involved.

  • 40+ Years Experience

  • Based in Mexico City

  • Nationwide Coverage

  • English & Spanish

What We Assess


Corporate Ownership and Structure

  • Identification of shareholders and beneficial owners

  • Analysis of corporate filings and historical changes

  • Identification of nominee or proxy structures

Reputation and Background

  • Background enquiries on company principals and executives

  • Litigation history and regulatory issues

  • Reputation within the business and legal community

Financial and Commercial Risk

  • Indicators of fraud or misappropriation

  • Conflicts of interest or undisclosed relationships

  • Supplier or procurement irregularities

Operational and Commercial Verification

  • Verification of offices, facilities, and operations

  • Local enquiries regarding business activity

  • Discreet verification of claims made during negotiations

  • See our internal investigations Mexico for more information.

What Clients Receive

Our engagements typically deliver:

  • Independent intelligence on Mexican counterparties

  • Identification of beneficial ownership and hidden relationships

  • Verification of operational claims and commercial activity

  • Reputation and litigation exposure analysis

  • Evidence-based reporting suitable for internal decision-making or legal review

All work is conducted independently and confidentially, with reporting tailored for legal and corporate stakeholders.

Confidential Inquiries

Common Due Diligence Engagements


Corporate acquisitions and investment decisions
Independent verification of Mexican counterparties before capital is committed.

Joint ventures and partnerships
Companies entering commercial agreements with new partners in Mexico.

Real estate and infrastructure projects
Verification of developers, project partners, and land ownership claims.

Cross-border transactions
Law firms representing foreign clients conducting due diligence on Mexican entities.


Who We Work With


Our due diligence investigations are typically commissioned by:

  • International law firms (including litigation support)

  • Governmental agenices

  • Private equity and investment funds

  • Corporate legal departments

  • Family offices

  • Multinational companies entering Mexico


Many engagements arise when a transaction involves cross-border elements, where clients require reliable information from within Mexico.

Our Approach

Warden Consulting is a hybrid of investigators and lawyers, combining field-based intelligence with a legal and evidentiary mindset.

Our work typically combines:

  • Corporate registry and legal record analysis

  • Local enquiries within professional and commercial networks

  • Discreet background investigations on key individuals

  • Site visits and operational verification where required

The objective is to provide clients with clear, decision-ready intelligence before entering a transaction.

Get in Contact
Get in Contact

Mexico City Due Diligence Team

Trusted by U.S. and U.K. law firms, global corporate counsel, and specialist litigation teams requiring boots-on-the-ground support in Mexico.

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    Mark van Leewarden

    Founder & MD
    LinkedIn

    Mark founded Warden Consulting in 1995 and brings decades of experience across asset tracing, complex investigations, and cross-border legal support. A barrister with an honors degree in law, he has advised on matters involving corporate risk, concealed ownership, recovery strategy, and evidentiary development across Asia, Europe, and the Americas. His background combines investigative depth with legal judgement, supporting clients on high-stakes matters where clarity, structure, and defensible findings are critical.

  • Black and white portrait of a man with wavy hair, wearing a suit jacket and a collared shirt, against a plain wall background.

    Ben van Leewarden

    General Manager
    LinkedIn

    Ben van Leewarden leads Warden Consulting’s Mexico operations, with a focus on due diligence, fraud-related enquiries, corporate intelligence, and cross-border investigations. Based in Mexico City, he works on matters involving business counterparties, investor risk, reputational issues, and complex fact patterns requiring local intelligence and international coordination. He has experience operating across multiple jurisdictions, including Mexico, Europe, and the United States, and holds a Bachelor of Commerce from Victoria University of Wellington.

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    Pablo Rivera

    Investigating Lawyer
    LinkedIn

    Pablo leads legal-facing investigative work in Mexico, supporting due diligence, litigation support, and matters involving regulatory, tax, and corporate risk. Based in Mexico City, he brings a strong legal and evidentiary approach to complex assignments, with particular experience in analysing corporate records, documentation, compliance exposure, and jurisdiction-specific issues. He holds an LL.M. from UNAM.

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    Andrea Tomba

    Operations

    Andrea supports the delivery of complex cross-border matters, with experience coordinating teams, sources, and logistics across jurisdictions. His work includes operational support for due diligence engagements, corporate enquiries, and high-stakes legal matters requiring careful management and local execution. He holds a BA (Hons) in Business Studies from the University of Westminster and a master’s degree from the London School of Economics, and brings long-standing regional experience from more than two decades in Mexico.

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    Alexandria J. Misch

    Investigative Research Lead

    Alexandria leads investigative research across matters involving due diligence, reputational review, workplace issues, and strategic corporate intelligence. With a background in journalism, research, interviewing, and digital analysis, she specialises in developing fact-based assessments of individuals, organisations, and underlying risk issues. Her work strengthens pre-engagement review, business intelligence, and broader investigative assignments through careful source analysis and structured research.

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    Alejandra Muniz

    Project Manager

    Alejandra manages the coordination and delivery of active matters across teams, jurisdictions, and workstreams. She supports due diligence and investigative assignments by overseeing timelines, budgets, logistics, and internal coordination, helping ensure work is delivered efficiently and to a high standard.

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    Denise Graham

    Office Manager

    Denise is Warden’s Office Manager and has been with the firm since 2006. She oversees the day-to-day operations of the business, ensuring matters run smoothly across teams and jurisdictions. Denise joined Warden following a long and varied career in the legal sector, bringing deep administrative and court-facing experience to the role.

Confidential Enquiries

Submit a confidential summary of your matter or contact us directly.

CALL US:

United States

+1 646 931 0281


Mexico (CDMX)

+52 442 644 5327