Adnan Tahir — blockchain investigator and expert witness

Background

Adnan founded ComplyChain Solutions in 2016 and reviews and signs the firm’s tracing reports. From 2018 to 2022 he led crypto financial-crime investigations at two major cryptocurrency exchanges; at the second he was a Senior Investigator in the Financial Intelligence Unit and managed a team of investigators, working with U.S., Canadian and international law-enforcement agencies. Before crypto, he worked in AML and KYC roles at a Canadian investment dealer and a global bank.

 

Credentials

• Certified Bitcoin Professional (CBP), 2018

• Certified Cryptocurrency Investigator (CCI), 2019

• Chainalysis Reactor Certification (CRC), 2022

• Research contributor, ACAMS white paper “Virtual Assets: Calibrating the Compass of Suspicion” (2019)

 

What I do as an expert

Tracing reports written to be relied on in court; review of the other side’s tracing evidence; affidavits; testimony on how funds moved and how much confidence the evidence supports.

 

How I work

Every hop marked Confirmed or Inferred; every label with its source and date; every report states its limits. Read how we reach a finding: our methodology.

 

Writing

What Makes a Blockchain Tracing Report Hold Up in Court: Lessons from the Bitcoin Fog Appeal (Insights, 27 Oct 2026)

 

Availability

Expert testimony US$350 per hour; tracing reports from US$4,500; second-opinion reviews from US$2,500. Conflict check first, always.

 

Next step

Request a conflict check using the button on this page, or send the party names and matter type using the form below.