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The next generation of global investigations and business intelligence.

Who we are

We are a global due diligence, investigations, and business intelligence firm that helps clients identify and mitigate risk, shape strategy, and achieve success.

3,000+

investigative interviews completed globally

0+

countries where we’ve worked; >30 on the ground

$0T+

AUM by investor clients, including serving one-third of PEI Top 25 PE firms

0%

of AmLaw 50 served; 40% of AmLaw 100

100%+

organic growth in last five years

0%

employee-owned and independent

Testimonials

The depth of the quality of the research they were able to do was exceptional. It goes far beyond a background check.

Chambers & Partners

Investigative Due Diligence - Global-wide - 2024

Their offering is bespoke and focused on quality rather than volume.

Chambers & Partners

Business Intelligence & Investigations respondent Litigation Support - 2024

Quinlan is efficient, fast and reliable. They jump in and get to work quickly. The team is very responsive and produces exceptional work product.

Chambers & Partners

Investigative Due Diligence - Global-wide - 2024

They have done a great job for us and really understand our pace and sensitivity. They seem to have great commercial judgment. They are able to understand the dynamics of a business and situation.

Chambers & Partners

Investigative Due Diligence - Global-wide - 2024

Their work has been incredibly valuable and provided insight for our clients on issues involving transactions and potential hires of key principals.

Chambers & Partners

Business Intelligence & Investigations respondent Litigation Support - 2024

  • Due Diligence & Business Intelligence
    • Pre-Investment & Pre-Relationship Due Diligence
    • Board and C-Suite Vetting
    • Business & Market Intelligence
    • Strategic Intelligence & Advisory
    • Third-Party Vetting & Compliance
    • Environmental, Social & Governance (ESG) / Corporate Social Responsibility (CSR)
  • Litigation Support & Corporate Disputes
    • Civil Litigation Support
    • White Collar Defense
    • Asset Tracing
    • Proxy Contests & Activist Campaigns
    • International Arbitration
  • Internal Investigations
    • Anti-Corruption Investigations
    • Fraud Investigations
    • Workspace Misconduct Investigations
  • Due Diligence & Business Intelligence
    • Pre-Investment & Pre-Relationship Due Diligence
    • Board and C-Suite Vetting
    • Business & Market Intelligence
    • Strategic Intelligence & Advisory
    • Third-Party Vetting & Compliance
    • Environmental, Social & Governance (ESG) / Corporate Social Responsibility (CSR)
  • Litigation Support & Corporate Disputes
    • Civil Litigation Support
    • White Collar Defense
    • Asset Tracing
    • Proxy Contests & Activist Campaigns
    • International Arbitration
  • Internal Investigations
    • Anti-Corruption Investigations
    • Fraud Investigations
    • Workspace Misconduct Investigations
  • Latest News & Insights

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    The Art of Due Diligence: How to Avoid Fraud in the High-Value Art Market

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    Quinlan Partners Recognized in Chambers and Partners’ 2024 Litigation Support and Crisis and Risk Management Guides

    Quinlan Partners Recognized in Chambers and Partners’ 2024 Litigation Support and Crisis and Risk Management Guides

    News

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    Beyond Public Records: Effective Interviewing to Find the Known Unknowns

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