Article | May 13, 2026
Dr. McLean brings industry‑leading biomechanics and wearable technology expertise to Secretariat, strengthening the firm’s ability to address complex, technology‑driven disputes.
Christoph Schlossarek is an investigations & disputes expert based in Düsseldorf, Germany, with more than two decades of experience involving forensic investigations and fraud prevention.
Mr. Schlossarek has more than 22 years of experience as an internal investigations expert specializing in forensic investigations, internal auditing, risk management, corporate security management, and business strategy. He has experience working with international clients and has held various leadership roles throughout his career.
Mr. Schlossarek previously served as Head of Corporate Forensics & Security in a large German corporation for more than 10 years. After successfully handing over the Forensics & Security role, he held a board position for multiple years in one of the corporate’s subsidiaries. In addition, he spent more than 10 years working in leadership positions in international consulting firms, handling complex investigations and anti-fraud programs. He regularly conducts investigations in the People’s Republic of China and in Eastern Europe for international clients. Christoph serves as a member of the supervisory board for the Masters studies of Compliance and Security Management at Rheinische Hochschule in Cologne.
Dr. McLean brings industry‑leading biomechanics and wearable technology expertise to Secretariat, strengthening the firm’s ability to address complex, technology‑driven disputes.
A recent study by Tatyana Avilova, Economist at Secretariat has been selected by the Editor of JAMA Health Forum as an Editor’s Choice: Clinical Trial of 2025.
Secretariat Experts Recognized in Lexology’s 2026 Investigations Report
Ten of Secretariat experts have been recognized in the Lexology Index 2026 Investigations report, produced in partnership with Global Investigations Review. The guide highlights leading investigations lawyers, digital forensic specialists, and forensic accountants who are trusted to support the most demanding matters worldwide.