Over the past three years, Mariano has worked as an independent advisor to global financial institutions and investment firms on compliance transformation, governance, and regulatory strategy. His work includes regulator-facing remediation efforts, including Independent Compliance Consultant engagements submitted to the SEC, Rule 206(4)-7 compliance program assessments, and the design of enterprise-wide control frameworks spanning surveillance, training, and supervisory oversight. He has also advised on the development of compliance infrastructure for digital assets and emerging technologies, helping firms align innovation with evolving regulatory expectations.

Prior to this, Mariano served as Division Director and Head of Business Surveillance at Macquarie Group, where he was responsible for the global oversight, development, and day-to-day management of the firm’s trade and communications surveillance programs. He led a team of over 60 professionals across multiple jurisdictions, supporting surveillance coverage across asset management, commodities, equities, fixed income, and derivatives businesses. He conducted enterprise-wide market abuse risk assessments, directed complex internal investigations, and advised senior management on regulatory developments, emerging risks, and surveillance trends.

Earlier in his tenure at Macquarie, Mariano held senior roles including Americas Head of Risk Surveillance and Americas Head of Technology & Operations Compliance. In these positions, he provided strategic regulatory guidance across a wide range of areas, including cybersecurity regulation, recordkeeping requirements under SEC and CFTC rules, social media governance, and the regulatory implications of technology incidents.

Prior to joining Macquarie, Mariano spent over a decade at Goldman Sachs, where he held Vice President roles in both Securities Division Management & Strategy and the Surveillance & Strategies Group. His work focused on the development of surveillance controls, regulatory investigations, and risk monitoring frameworks supporting supervisory oversight and compliance with Sarbanes-Oxley and FINRA requirements.

Mariano holds a Juris Doctor from New York Law School and a Bachelor of Arts in Political Science from Amherst College.