Guy Gary US, LLP and Guy Gary Advisory Group, LP deliver forensic, investigative, and advisory intelligence across 147 territories — transforming financial complexity into definitive clarity for claimants, counsel, and capital partners worldwide.
Guy Gary US, LLP is not a commoditised consultancy. It is a principal-led intelligence practice in which the named expert — Guy Gary — is the primary interface, accountable strategist, and deliverable author on every engagement, without exception. No gatekeepers. No black boxes. One expert. Your financial crisis, treated with the gravity it deserves.
Each capability line governed by distinct operational protocols, fee structures, and quality standards — all converging on one foundation: forensic rigour, principal accountability, and narrative clarity.
Whistleblower triage, AML forensic reviews, FCPA investigations, executive malfeasance, asset misappropriation, and court-appointed monitorships. Former federal investigators. 24-hour deployment across 147 jurisdictions.
Damage quantification and expert witness in ICC, LCIA, ICSID, AAA/ICDR, state and federal courts across six continents. Daubert/Frye qualified. Three decades of cross-examination survival.
M&A post-close disputes, earnout conflicts, financial statement restatement, bankruptcy forensics, IP damages, royalty audits. Sector-specific: healthcare, technology, construction.
eDiscovery, digital forensics, crypto-asset tracing, machine learning classification, network graph analysis, dark web intelligence. ISO 27001-aligned labs with court-validated chain-of-custody procedures.
Business interruption, cyber incident impact, construction defect quantification, reinsurance treaty compliance, catastrophe response, and subrogation recovery. Independent — not adjuster opinion.
147 territories. Five continents. Senior professionals deployed within 24 hours — configured to your matter's regulatory landscape, not geographic convenience.
For a firm of this standing, a contact form is insufficient. Our structured Matter Intake System captures your engagement in full — matter type, jurisdiction, quantum, urgency, documentation — routed encrypted and directly to the Principal. Every submission is reviewed personally by Guy Gary.
Reviewed personally by Guy Gary. Response within 48 hours if within mandate.
Attach preliminary materials — claim summaries, expert CVs, key contracts, or correspondence. All files encrypted in transit and at rest. Max 50MB per file.
All information submitted is treated as subject to attorney-client privilege and the common interest doctrine to the fullest extent permitted by applicable law. Your submission is encrypted, reviewed only by Guy Gary, and not shared with any third party without your express written consent.
Your matter has been submitted securely to Guy Gary US, LLP. The Principal will review it personally and respond within 48 hours if it falls within the Firm's mandate. Quote your reference number in all correspondence.
The Guy Gary US, LLP leadership team unites decades of experience across federal investigations, international arbitration, forensic accounting, and capital markets — united by one operating principle: the truth is always in the numbers.
30+ years across 147 jurisdictions. Former federal investigator. Multi-state CPA. Has testified before the SEC, DOJ, ICC, LCIA, and ICSID. Methodologies validated in matters exceeding $1 billion aggregate. Every engagement carries his name because it carries his direct work.
18 years in cross-border digital intelligence. Managed data extraction in 34 jurisdictions involving encrypted evidence at scale. ISO 27001-aligned chain-of-custody protocols validated in three federal court proceedings. Described by opposing counsel as "the most prepared digital forensics witness I have faced."
Financial economist and expert witness specialist based in Singapore. Doctorate from the London School of Economics. Expert reports prepared and defended in ICC, LCIA, SIAC, and ICSID proceedings across Asia, Europe, and the Middle East — with >$400M at stake. The Firm's only dual-qualified ACCA and US CFF practitioner.
Former Assistant US Attorney — 14 years in financial crimes prosecution. LL.M. in international banking law from Georgetown. Leads AML forensic review, OFAC licence assessment, and sovereign immunity analysis for litigation funding referrals involving state-owned enterprise counterparties. Never withdraws on jurisdictional complexity alone.
We review all inquiries directly and personally. If your matter falls within our mandate, you will hear from Guy Gary himself within 48 hours. If it does not, we will tell you clearly, promptly, and without fee.
"You don't get a rotation of associates. You get Guy Gary. That is the promise, and it has never been broken."
For a detailed submission, use our Matter Intake System above. For a preliminary enquiry, use this form.
Enquiry received. Guy Gary will respond within 48 hours.
All information shared with Guy Gary US, LLP in the course of evaluating or funding a matter is treated as subject to attorney-client privilege and the common interest doctrine to the fullest extent permitted by applicable law. The Firm does not seek privileged communications beyond what is reasonably necessary for underwriting and monitoring. The existence of any funding relationship is not disclosed to opposing parties without the Claimant's consent, except where required by law. Guy Gary US, LLP complies fully with all mandatory disclosure obligations in every forum across all 147 jurisdictions of practice.
Five operational offices. 147 territories. Senior professionals configured to your matter's regulatory landscape — not geographic convenience.
Principal operations. Investment Committee. Forensic technology labs. Delaware corporation — incorporated and headquartered here.
UK and EU litigation support. ALF Code compliance. ICC, LCIA, UNCITRAL proceedings. English law opinion coordination.
EU regulatory compliance. Cross-border insolvency and asset recovery. FATF-aligned AML operations across Benelux and DACH.
DIFC and ADGM dispute advisory. Sovereign wealth fund matters. Sanctions and sovereign immunity reviews for MENA-region counterparties.
SIAC and SICC proceedings. Third-party funding under Singapore Civil Law Act. Regional asset tracing and cross-border enforcement.
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All sessions are encrypted and monitored.
Current status of your matter with Guy Gary US, LLP.
Detailed status — Matter GG-2025-041 · International Arbitration ICC.
Submit case documents, expert reports, and supporting materials securely.
Review and execute documents required for your matter.
Direct communication with your Guy Gary US, LLP relationship manager.